Hioki 3166 Instruction Manual
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Hioki 3166 Instruction Manual

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INSTRUCTION MANUAL
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3166
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CLAMP ON
POWER HiTESTER

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  • Page 1 INSTRUCTION MANUAL For...は専用機種。複数の場合は「/」で区切る。不要の場合はとる。 形名を入力。 複数の場合は「/」で区切る。 3166 品名を入力。 CLAMP ON POWER HiTESTER...

  • Page 3: Table Of Contents

    Contents Introduction Inspection Safety Notes Notes on Use Notes on Using the Power Meter Chapter Summary Chapter 1 Overview and Names of Parts 1.1 Product Overview 1.2 Features 1.3 Names and Functions of Each Part 1.4 PLL Synchronization Chapter 2 Key Operations and the Initial Screen 2.1 Basic Operations 2.2 Screen Configuration 2.3 Initial Screen...
  • Page 4 Chapter 5 Normal Measurement 5.1 Capabilities in Normal Measurement Mode 5.2 Flow Chart of Basic Operating Procedure 5.3 Preparations for Measurement 5.3.1 Selecting the Measurement Mode and Checking the Basic Setting Conditions 5.3.2 Confirming Settings 5.4 Taking Measurements 5.4.1 Displaying Instantaneous Values 5.4.2 Displaying Minimum/Maximum Values 5.4.3 Printing Measured Values on the Printer 5.4.4 Saving Measured Values on Floppy Disk...
  • Page 5 6.5.4 Stop Time 6.5.5 Output Interval Time 6.5.6 Print/Save Items 6.5.7 FD Auto Output 6.5.8 File Names 6.5.9 RS-232C Automatic Output 6.5.10 D/A Output Items 6.5.11 Integrated Output Rate 6.5.12 Other Items (Common With the Setting Mode) 6.6 Printing Out the Settings 6.7 Saving the Settings to Floppy Disk Chapter 7 Demand Measurement 7.1 Capabilities in Demand Measurement Mode...
  • Page 6 7.5.10 Integrated Output Rate 7.5.11 Other Items (Common With the Setting Mode) 7.6 Printing Out the Settings 7.7 Saving the Settings to Floppy Disk Chapter 8 Setting Mode (Function Setting) Details 8.1 List of Setting Items 8.2 Settings for Each Item 8.2.1 Reactive Power Meter Method 8.2.2 Sampling Method 8.2.3 PLL Sync/Frequency Source...
  • Page 7 12.3 Functions That Use the Modem (2) 12.3.1 Remote Control 12.3.2 Operating Procedure 12.3.3 Setting the 3166 12.3.4 Setting the Modem Connected to the 3166 12.3.5 Setting the Modem Connected to the Personal Computer 12.3.6 Actual Control Method Chapter 13 Using the D/A Output (Optional) 13.1 Output Connection Method...
  • Page 8 13.4 Output Waveform Chapter 14 Using the FDD UNIT (Optional) 14.1 General 14.2 Type and Amount of Data That Can Be Saved 14.3 Connection Method 14.4 Using Floppy Disks 14.5 Saving Measurement Data 14.6 FD (Floppy Disk) Mode 14.6.1 Loading Setting Data That Was Previously Saved on Floppy Disk 14.6.2 Loading Measurement Data That Was Previously Saved on Floppy Disk...
  • Page 9 Appendix 3.3 Power Factor APPENDIX 24 Appendix 4 Sampling in the 3166 APPENDIX 25 Appendix 5 Screen Configuration APPENDIX 27 Appendix 6 Packing the 3166 in the 9383 Carrying Case APPENDIX 28 Appendix 7 Glossary of Terms APPENDIX 29 Appendix 8 Printout Samples...

  • Page 11: Introduction

    To obtain maximum performance from the product, please read this manual first, and keep it handy for future reference. The 3166 uses the 9291/ 9298 CLAMP ON SENSOR for its current input. For NOTE details on the sensor, refer to the 9291/ 9298 CLAMP ON SENSOR Instruction Manual.

  • Page 12: Inspection

    VOLTAGE CORD is undamaged and that no bare conductors are improperly exposed. Using the product in such conditions could cause an electric shock, so contact your dealer or Hioki representative for repair. Shipment Use the original packing materials when reshipping the product, if possible.

  • Page 13: Safety Notes

    ──────────────────────────────────────────────────── Safety Notes This product is designed to conform to IEC 61010 Safety Standards, and DANGER has been thoroughly tested for safety prior to shipment. However, mishandling during use could result in injury or death, as well as damage to the product. Be certain that you understand the instructions and precautions in the manual before use.
  • Page 14 ──────────────────────────────────────────────────── The following symbols in this manual indicate the relative importance of cautions and warnings. Indicates that incorrect operation presents an extreme hazard that DANGER could result in serious injury or death to the user. Indicates that incorrect operation presents a significant hazard that WARNING could result in serious injury or death to the user.
  • Page 15 ──────────────────────────────────────────────────── Notes on accuracy ● We define measurement tolerances in terms of f.s. (full scale), rdg. (reading) and dgt. (digit) values, with the following meanings: f.s. (maximum display value or scale length) The maximum displayable value or the full length of the scale. This is usually the maximum value of the currently selected range.

  • Page 16: Notes On Use

    ──────────────────────────────────────────────────── Notes on Use Follow these precautions to ensure safe operation and to obtain the full benefits of the various functions. Installation ● ・This product is designed for indoor use, and operates reliably from 0 to 40℃. CAUTION ・Do not store or use the product where it could be exposed to direct sunlight, high temperature or humidity, or condensation.
  • Page 17 ──────────────────────────────────────────────────── Voltage of the power supply ● Before turning on the power, make sure that the voltage of the power WARNING supply being used matches the supply voltage indicated on the rear panel of the unit. Before turning the product on, make sure the source voltage matches that indicated on the product’s power connector.
  • Page 18 ・Do not remove the floppy disk while the drive is operating (the LED on the floppy drive is on). ・Avoid using the printer in hot, humid environments, as this can greatly reduce printer life. Use of the 3166 ● When connecting clip-type test leads to live terminals, be very careful to DANGER avoid accidentally shorting conductors together and causing a serious accident.

  • Page 19: Notes On Using The Power Meter

    (S), power factor (λ), and calculated reactive power on the basis of the measured voltage (U), current (I), and active power. In the 3166, the apparent power (S), power factor (λ), and calculated reactive power (Q) are calculated according to formulas indicated in the specifications, based on the voltage (U), the current (I), and the active power (P).

  • Page 20: Chapter Summary

    ──────────────────────────────────────────────────── Chapter Summary The contents of each chapter of this Operation Manual are described below. The portion of this manual from the Introduction to Chapter 1 explains numerous cautions that must be read before using this power meter. Chapter 1 Overviews and Names of Parts This chapter provides an overview of this product and its features, and describes the names of each part.
  • Page 21 ──────────────────────────────────────────────────── Chapter 9 Using the External Control Terminal This chapter explains how to use external control signals to control the start of integrated or demand measurement, to control the saving and printing of measurement data, etc. Chapter 10 Connecting a Printer This chapter explains how to connect a printer to the interface connector and the necessary settings.
  • Page 22 ──────────────────────────────────────────────────── ──────────────────────────────────────────────────── Chapter Summary...

  • Page 23: Chapter 1 Overview And Names Of Parts

    Overview and Names of Parts 1.1 Product Overview The 3166 CLAMP ON POWER HiTESTER is a clamp-type power meter that can test any type of line ranging from single-phase lines to three-phase four- wire lines. In addition to being able to handle basic measurements, such as voltage, current, power, power factor, integrated values, etc., this power meter is also...

  • Page 24: Features

    (9) Equipped with RS-232C interface An RS-232C interface is standard on the 3166. This interface can be used to connect the 3166 to a printer, a personal computer, a modem, etc., in order to automate measurement operations. (10) Selectable display language The display can be switched between Japanese and English.
  • Page 25 (14) Compact and lightweight The 3166 is compact and lightweight. In addition, if the optional carrying case is used, the 3166 can be used to take measurements in the field while still in its case. ────────────────────────────────────────────────────...

  • Page 26: Names And Functions Of Each Part

    1.3 Names and Functions of Each Part Front Panel Display The 3166 is equipped with a 4.7-inch LCD display with backlight. The language used on the display can be switched between Japanese and English. Function keys (F1 to F5) These keys are used to switch the display, select/change settings, etc. (These keys are represented by the mark in the text.)
  • Page 27 Save key (SAVE) This key is used to manually save measured values and setting conditions on floppy disk if a floppy disk drive unit is connected to the 3166. Measurement data reset key (DATA RESET) This key is used to reset (clear) measurement data for integrated values and maximum/minimum values.
  • Page 28 ──────────────────────────────────────────────────── Side Panel AC power inlet The power cord connects to this inlet. The 3166 automatically adapts to any supply voltage ranging from 100 V to 240 V. Power switch (POWER) This switch turns the power on and off. ────────────────────────────────────────────────────...
  • Page 29 ──────────────────────────────────────────────────── Connector Section Voltage input connectors (U-INPUT) Connect the 9438 VOLTAGE CORD provided with this power meter, in accordance with the line to be tested. Current input connectors (I-INPUT) Connect the optional 9291/ 9298 CLAMP ON SENSOR in accordance with the line to be tested, and then lock the connections securely.

  • Page 30: Pll Synchronization

    ・The displayed value may be unstable due to frequency fluctuations on the line being measured or due to momentary loss of power. ・If PLL synchronization is lost, the 3166 enters the "PLL unlocked" state, and switches to the fixed clock for measurement. Note that even in this case, the frequency measurement is displayed in a range from 40 to 500 Hz.

  • Page 31: Chapter 2 Key Operations And The Initial Screen

    ──────────────────────────────────────────────────── Chapter 2 Key Operations and the Initial Screen This chapter explains the basic key operations needed in order to take measurements and describes the initial screen. 2.1 Basic Operations Basic operations This power meter is operated by using the three types of keys described below. (1) The key is used to move the cursor in order to select the measurement cursor...
  • Page 32 ──────────────────────────────────────────────────── Press the key and move the cursor on the screen to the desired cursor measurement mode. When a mode is selected with the cursor, that mode is highlighted. Press the function key. EXEC. Item Selected by the Cursor (2) The keys can be used to directly select one of the options for a Function particular setting.
  • Page 33 ──────────────────────────────────────────────────── Function Enter Key (3) Special keys are used for operations such as selecting the wiring method for the line being measured, setting the voltage/current range, starting/stopping measurement, printing manually, and saving data manually. Special Keys Example Changing the wiring method The wiring method setting changes each time the key is pressed.
  • Page 34 ──────────────────────────────────────────────────── Example Changing the voltage range The voltage range setting changes each time the key is pressed. Out range 150 V 300 V 600 V Example Changing the current range The current range setting changes each time the key is pressed. 20 A 50 A 100 A...

  • Page 35: Screen Configuration

    ──────────────────────────────────────────────────── 2.2 Screen Configuration This power meter uses a window system for ease of operation. The screen configuration is basically the same for all modes. Windows open as necessary. Setting conditions, the current status, and warning messages when errors occur are also displayed in windows. For details on the organization of all of the screens, including the links between them, refer to item 5 in the Appendices.
  • Page 36 ──────────────────────────────────────────────────── Execute Next page Return Initial screen Execute Function setup Function Setup setup 2/2 Return Previous page Return Execute Execute Execute Normal Integrated Demand measurement measurement measurement Instantaneous Item changing Screen switching values Page changing Instantaneous Values Minimum/maximum Integration 1/2 Minimum maximum Integration 2/2...

  • Page 37: Initial Screen

    ──────────────────────────────────────────────────── 2.3 Initial Screen There are six modes available on the initial screen. Initial Screen (1) "Normal Measurement" mode This mode is used to take instantaneous measurements of voltage, current, or power, and to print out the measured values or save them to floppy disk. (2) "Integrated Measurement"...
  • Page 38 ──────────────────────────────────────────────────── (6) "FD" (Floppy Disk) mode (Requires the 9595 FDD UNIT, available separately.) This mode is used to load setting conditions and measured values that were previously saved on floppy disk, to perform file operations, etc. For details on measurement modes 1 to 4, refer to chapters 5 through 7 and 15, respectively.

  • Page 39: Chapter 3 Before Taking Measurements

    Before using the unit, make sure that the sheathing on the 9438, 9291, or NOTE 9298 are not damaged and that no bare wire are exposed. If there is damage, using the unit could cause electric shock. Contact your dealer or HIOKI representative. ────────────────────────────────────────────────────...

  • Page 40: Flow Chart Of Basic Operating Procedure

    ──────────────────────────────────────────────────── 3.1 Flow Chart of Basic Operating Procedure A flow chart of the basic operating procedure for this power meter is shown below. Connect voltage cords to the power meter Connect clamp on sensors to the power meter Connect power cord to the power meter Turn on power Confirm results of self-check ────────────────────────────────────────────────────...

  • Page 41: Connecting The Voltage Cords

    ──────────────────────────────────────────────────── 3.2 Connecting the Voltage Cords Use only the 9438 VOLTAGE CORDS provided with the unit for measurement. The set of 9438 VOLTAGE CORDS provided with this power meter consists of one black cord, red cord, yellow cord, and blue cord. Connect the proper number of cords, depending on the type of line being measured.
  • Page 42 ──────────────────────────────────────────────────── Voltage Cord Connections Line being measured Input voltage connectors used (color code) Voltage cord used N connector (black) Black cord Single-phase, two-wire No. 1 connector (red) Red cord N connector (black) Black cord Single-phase, No. 1 connector (red) Red cord three-wire No.
  • Page 43 ──────────────────────────────────────────────────── 9438 VOLTAGE CORD Voltage cord lock Voltage Cord Lock Installation 2. Connect the voltage cords to the voltage input connectors on the power meter in the same manner as described in step 1 n the previous section. Plug each voltage cord into its corresponding numbered voltage input connector.

  • Page 44: Connecting The Clamp On Sensors

    ──────────────────────────────────────────────────── 3.3 Connecting the Clamp on Sensors Use Hioki’s 9291/ 9298 CLAMP ON SENSOR with this power meter. (1) Connect only the number of clamp on sensors needed for the type of line being measured. (2) Align the clamp on sensor connector with the connector guide notch on the current input connector.
  • Page 45 ・Do not apply current to the clamp on sensor while the clamp on sensor is not connected to the power meter. Furthermore, do not disconnect the clamp on sensor from the 3166 while in the process of measuring current. ────────────────────────────────────────────────────...

  • Page 46: Turning On The Power

    Turning Off the Power 2. Connect the power cord to the AC power inlet. The 3166 can handle a supply voltage ranging from 100 V to 240 V (50/60 Hz). Power Supply Inlet (2) Next, turn on the power.
  • Page 47 ──────────────────────────────────────────────────── 1. Turn the power switch to the "ON" position. 2. As soon as the power is turned on, the power meter executes a self-test, and displays the title screen. The title screen displays the product model number, the version number, and the installed optional units .

  • Page 48: Self-Test

    ──────────────────────────────────────────────────── 3.5 Self-test (1) The 3166 has a backup function that stores settings and measured values from the last time the unit was used. To begin new measurements, confirm the settings and then execute a data reset. (2) If an error is generated during the self-test, perform a system reset, restoring all of the settings to their initial factory settings.

  • Page 49: Attaching The Stand

    ──────────────────────────────────────────────────── 3.6 Attaching the Stand A stand is included with the 3166 in order to tilt the unit upwards so that it is easier to view the screen when the unit is to be used on a desktop. Use the stand when needed.
  • Page 50 ──────────────────────────────────────────────────── (2) Removing the stand 1. Compress the stand bracket and slide it out of the holes in the stand holders. 2. Remove the four screws holding the stand holders in place. Be careful not to accidentally remove any other screws. 3.

  • Page 51: Chapter 4 Wiring Methods

    ──────────────────────────────────────────────────── Chapter 4 Wiring Methods 4.1 Before Measurement This chapter explains how to wire the power meter to the line being measured, and how to check for incorrect wiring. This unit cannot be used on voltage lines of 600 Vrms. If the voltage DANGER exceeds 600 VAC, there will be a short-circuit accident or electrocution accident will result.

  • Page 52: Cautions Concerning Wiring

    ──────────────────────────────────────────────────── 4.2 Cautions Concerning Wiring When connecting the power meter to a live line, be sure to observe the following warnings. Clamp sensor should only be connected to the secondary side of a DANGER breaker, so the breaker can prevent an accident if a short circuit occurs. Connections should never be made to the primary side of a breaker, because unrestricted current flow could cause a serious accident if a short circuit occurs.

  • Page 53: Flow Chart Of Basic Operating Procedure

    ──────────────────────────────────────────────────── 4.3 Flow Chart of Basic Operating Procedure Select the "Setting" mode on the "Initial" screen Set the frequency of the line being measured Return to the "Initial" screen, and select the target measurement mode Set the wiring that is suited for the line being measured Press the CHECK key so that the "wiring"...
  • Page 54 ──────────────────────────────────────────────────── 4.4 Wiring Settings and Wiring Methods (1) Measurement mode selection The following example will assume that "Normal Measurement" is to be selected. 1. On the initial screen, move the cursor to "Normal Measurement." The selected item is highlighted. Item Selected with the Cursor 2.

  • Page 55: Wiring Settings And Wiring Methods

    ──────────────────────────────────────────────────── Check Window 3. Position the cursor on "Move to Wiring." 4. Press the function key. EXEC. 5. The "Wiring Check" screen is displayed. The wiring settings and the wiring diagram are displayed on the screen. Black Power Load supply Wiring Diagram (Single-phase, Two-wire) Wiring Diagram Display (Single-phase, Two-wire)
  • Page 56 ──────────────────────────────────────────────────── Yellow Power Load supply Black Wiring Diagram Display Wiring Diagram (Single-phase, Three-wire) (Single-phase, Three-wire)    Yellow Black Load Power supply Wiring Diagram Display (Three-phase, Wiring Diagram (Three-phase, Three-wire, Two-current Measurement) Three-wire, Two-current Measurement) ──────────────────────────────────────────────────── 4.4 Wiring Settings and Wiring Methods...
  • Page 57 ・When measuring a three-phase line, connect the wiring so that the phase sequence of the line being measured matches the phase sequence of the measurement channels of the 3166. ──────────────────────────────────────────────────── 4.4 Wiring Settings and Wiring Methods...
  • Page 58 ──────────────────────────────────────────────────── 6. Connect the voltage cords and clamp on sensors to the line being measured as indicated in the wiring diagram. Securely clip the voltage cords onto a metallic portion of the electrical wire from which the voltage can be read. Clamp the clamp on sensors onto the sheathing of the electrical wire with the arrow on the clamp pointing towards the load in accordance with the voltage channel.
  • Page 59 ・Cannot be executed during integrated or demand measurement (including NOTE while the 3166 is in standby), or while there is any measurement data in memory. Perform a data reset first, and then execute. ・During the check for incorrect wiring, the voltage and current ranges are both set to "fixed"...

  • Page 60: Checking For Incorrect Wiring

    ──────────────────────────────────────────────────── 2. If the checking operation ends with the results for all of the items being "○", the "End" screen is displayed. End Screen 3. Press the function key. 4. The check is completed and the "Wiring Check" window is displayed. 5.
  • Page 61 ──────────────────────────────────────────────────── 1. Press the key. ERROR 2. When the "Description" window is displayed, check the details of the wiring mistake. To return to the "Checking Item" window, press the key. ITEM Explanation Window 3. Correct the connection that is in error. To view the wiring diagram, press the key.
  • Page 62 ──────────────────────────────────────────────────── 4.6 Measuring Ranges The voltage and current ranges current ranges are set by using special voltage and range keys. The setting can be set either automatically (auto-range function) or manually. The display ranges and the valid measurement ranges (the range over which accuracy is guaranteed) for the measurement ranges are as shown below.

  • Page 63: Measuring Ranges

    ──────────────────────────────────────────────────── Dynamic range overflow NOTE This is displayed if, while a waveform is being input (A/D conversion), the input goes outside of the range defined by the minimum and maximum values. If this occurs, change the range settings to accommodate the input. However, detected minimum/maximum values are displayed and held for all measured values (even if they exceed 130%f.s.
  • Page 64 ──────────────────────────────────────────────────── ──────────────────────────────────────────────────── 4.6 Measuring Ranges...

  • Page 65: Chapter 5 Normal Measurement

    ──────────────────────────────────────────────────── Chapter 5 Normal Measurement In "Normal Measurement" mode, it is possible to measure instantaneous values for voltage, current, power, etc., and to measure the minimum and maximum instantaneous values. When taking integrated power measurements or demand measurements, select either "Integrated Measurement" mode or "Demand" mode. This chapter explains the necessary settings for normal measurement;...

  • Page 66: Capabilities In Normal Measurement Mode

    ──────────────────────────────────────────────────── 5.1 Capabilities in Normal Measurement Mode The following measurement display functions and data processing functions can be used in normal measurement mode. ●Display (Refer to section 18.3, "Measurement Items and Calculations" for details on the items that are displayed.) (1) Instantaneous value display (2) Instantaneous value minimum/maximum display (including display of the time at which the minimum/maximum value was generated)

  • Page 67: Flow Chart Of Basic Operating Procedure

    ──────────────────────────────────────────────────── 5.2 Flow Chart of Basic Operating Procedure Select "Normal Measurement" from the initial screen (Refer to section 4.4, Wire the power meter to the line being measured "Wiring Settings and Methods.") (Refer to section 4.5, Check for incorrect wiring and confirm that there are no wiring errors "Checking for Incorrect Wiring.") Return to the "Measurement"...

  • Page 68: Preparations For Measurement

    ──────────────────────────────────────────────────── 5.3 Preparations for Measurement 5.3.1 Selecting the Measurement Mode and Checking the Basic Setting Conditions (1) Selecting "Normal Measurement Mode" 1. On the initial screen, move the cursor to "Normal Measurement." 2. Press the function key. EXEC. 3. The "Instantaneous Value" screen is displayed. Instantaneous value measurement begins automatically.

  • Page 69: Confirming Settings

    ──────────────────────────────────────────────────── (4) Checking the basic setting conditions The basic settings (wiring, voltage range, current range, measurement method, source, and line frequency) are displayed in the lower right corner of the measurement screen. If this settings necessary, the setting can be changed on "Normal Measurement Settings"...
  • Page 70 ──────────────────────────────────────────────────── 5. Press the function key. NEXT 6. The "Normal Measurement Settings" screen (page 2/2) is displayed. The settings necessary for measurement are displayed and can be confirmed on this screen. Normal Measurement Setting Screen (page 2/2) 7. Pressing the function key returns the display to the "Normal PREVIOUS Measurement Settings"...

  • Page 71: Taking Measurements

    ──────────────────────────────────────────────────── 5.4 Taking Measurements 5.4.1 Displaying Instantaneous Values ●Screen configuration in "Normal Measurement" mode "Normal Measurement" mode uses two screens: ・Instantaneous values ・Minimum/maximum values 1. Because are displayed in alternation for the function INSTANT MIN./MAX. keys, press the "Instantaneous Value" key. 2.
  • Page 72 ──────────────────────────────────────────────────── Instantaneous values Maximum value Maximum value Minimum value Minimum value Change in instantaneous values Elapsed time Present DATA RESET Minimum/Maximum Values During Normal Measurement 4. The items that can be measured (in accordance with the wiring setting) are displayed on the screen. (1) Holding the display of measured values 1.

  • Page 73: Displaying Minimum/Maximum Values

    ──────────────────────────────────────────────────── 5.4.2 Displaying Minimum/Maximum Values On minimum/maximum values NOTE This power meter uses two cycles as one sample and takes measurements by continuously performing various calculations on the data (without losing the waveform). This data is displayed intermittently, depending on the display update rate, as the instantaneous values.

  • Page 74: Printing Measured Values On The Printer

    ──────────────────────────────────────────────────── Data reset generation date and time Minimum value generation date and time Maximum value generation date and time Minimum/Maximum Value Generation Time Window 3. Position the cursor on the measurement item for which you wish to see the generation time. 4.

  • Page 75: Saving Measured Values On Floppy Disk

    5.5.1, "Print/Save Items" and section 5.5.2, "File Names." In order to save measurement data to floppy disk, the optional 9595 FDD NOTE UNIT must already be connected to the 3166. ──────────────────────────────────────────────────── 5.4 Taking Measurements...

  • Page 76: Changing The Settings

    ──────────────────────────────────────────────────── 5.5 Changing the Settings The asterisk ("*") is used in this section to indicate initial values (initial settings when the power meter is shipped from the factory). ●To display the normal setting screen, press the CHECK key in the normal measurement mode, and move the cursor to the "Move to Setup"...

  • Page 77: File Names

    ──────────────────────────────────────────────────── Example Setting only the maximum values for voltage, current, and power for printing Position the cursor on "All (ALL)" in order to set all of the settings to "OFF." Press the function key. All setting items are now displayed as "OFF." This is the initial setting.
  • Page 78 ──────────────────────────────────────────────────── Input field Nornal-width selection field Double-width selection field Text Input Window 4. Function key operation key: Writes the selected character to the input field. (Valid only when INPUT the cursor is in the normal-width or double-width character selection area.) Once the character is input, the input cursor automatically moves to the next character.
  • Page 79 ──────────────────────────────────────────────────── Text Input (2) Partially changing the file name from "MODELA1" to "MODELA3" 1. Press the function key to open the "Text Input" window. CHANGE 2. Press the function key twice to move the selection cursor to the input CHANGE field and then position the input cursor in the space after the "1"...

  • Page 80: D/A Output Items

    ──────────────────────────────────────────────────── 5.5.3 D/A Output Items Four channels of D/A output can be output simultaneously. The output voltage is DC±5 V/f.s. * ch1:U1, ch2:I1, ch3:P, ch4:λ Setting choices: Voltage (U1, U2, U3,Uave), current (I1, I2, I3,Iave), active power (P), reactive power (Q), apparent power (S), power factor (λ),and frequency (f) D/A Output Item Settings Example...

  • Page 81: Other Items (Common With The Setting Mode)

    ──────────────────────────────────────────────────── 5.5.4 Other Items (Common With the Setting Mode) ●Items that can be changed when the "Normal Measurement Settings" screen (page 2/2) is displayed If the function key is pressed, the "Normal Measurement Settings" NEXT screen (page 2/2) is displayed Items that are set on the "Normal Measurement Settings"screen (page 2/2) can NOTE be set or changed in the setting mode.

  • Page 82: Printing Out The Settings

    ──────────────────────────────────────────────────── 5.6 Printing Out the Settings Pressing the key while either page 1 or page 2 of the "Normal PRINT Measurement Settings" screen is displayed causes all of the current power meter settings to be printed out. In addition to the items that were set in "Normal Measurement" mode, the special settings that were set for each measurement mode are also printed out.

  • Page 83: Saving The Settings To Floppy Disk

    ──────────────────────────────────────────────────── 5.7 Saving the Settings to Floppy Disk Pressing the key while either page 1 or page 2 of the "Normal SAVE Measurement Settings" screen is displayed causes all of the current power meter settings to be saved to floppy disk. In addition to the items that were set in "Normal Measurement"...
  • Page 84 ──────────────────────────────────────────────────── ──────────────────────────────────────────────────── 5.7 Saving the Settings to Floppy Disk...

  • Page 85: Chapter 6 Integrated Measurement

    ──────────────────────────────────────────────────── Chapter 6 Integrated Measurement In "Integrated Measurement" mode, in addition to being able to measure instantaneous values for voltage, current, power, etc., and to measure the minimum and maximum instantaneous values, integrated power measurements are also possible. When taking demand measurements, select "Demand" mode. This chapter explains the necessary settings for integrated measurement, how to display various measured values, and how to save data to floppy disk or print it on the printer.
  • Page 86 ──────────────────────────────────────────────────── ●Data processing (1) When a printer is connected: Measured values can be printed automatically or manually. (2) When a FDD unit is connected: Measured values can be saved to floppy disk automatically or manually. (3) When the D/A output connector is installed: Measured values can be converted from digital to analog signals and output (for analog recording).

  • Page 87: Flow Chart Of Basic Operating Procedure

    ──────────────────────────────────────────────────── 6.2 Flow Chart of Basic Operating Procedure Select "Integrated Measurement" from the initial screen (Refer to section 4.4, Wire the power meter to the line being measured "Wiring Settings and Methods.") (Refer to section 4.5, Check for incorrect wiring and confirm that there are no wiring errors "Checking for Incorrect Wiring.") Return to the "Instantaneous Value"...

  • Page 88: Preparations For Measurement

    ──────────────────────────────────────────────────── 6.3 Preparations for Measurement 6.3.1 Selecting the Measurement Mode and Checking the Basic Setting Conditions (1) Selecting "Integrated Measurement Mode" 1. On the initial screen, move the cursor to "Integrated Measurement." 2. Press the function key. EXEC. 3. The "Instantaneous Value" screen is displayed. Instantaneous value measurement begins automatically.

  • Page 89: Special Settings For Integrated Measurement

    ──────────────────────────────────────────────────── (3) Checking for incorrect wiring Perform incorrect wiring checks as necessary. (Refer to section 4.5, "Checking for Incorrect Wiring.") NOTE A incorrect wiring may not be detected properly if more than one incorrect wiring occurs at once; if the voltage and current levels are low; or if the power factor is close to zero.
  • Page 90 ──────────────────────────────────────────────────── Integrated Measurement Settings Screen （page 1/2） (2) Necessary settings for integrated measurement 1. Integration start method 2. Start time 3. Integration stop method 4. Stop time (3) Setting the functions that can be used 1. Output interval time 2. Print/Save items 3.
  • Page 91 The settings cannot be changed during measurement (including while the NOTE 3166 is in the standby state), while there is measurement data in memory, or while measured values are being held. After measurement has been completed, however, the print/save items (only) can be changed. In this case, additional integration is not longer possible.

  • Page 92: Taking Measurements

    ──────────────────────────────────────────────────── 6.4 Taking Measurements 6.4.1 Clearing Measurement Data and Setting the Range (1) Clearing measurement data Before beginning integrated measurement, press the key to clear DATA RESET the integrated value and minimum/maximum values for the measurement data from the last measurement operation. If the measurement data is not cleared, the data from the current measurement will be added to that from the previous measurement.

  • Page 93: Starting Integrated Measurement

    ──────────────────────────────────────────────────── 6.4.2 Starting Integrated Measurement The start of integration operation for each start method setting is described below. (1) When integration start is set to "Manual" 1. Press the key to clear all of the measurement data (unless DATA RESET performing additional integration).

  • Page 94: Stopping Integrated Measurement

    ──────────────────────────────────────────────────── ・Once the key is pressed, it is no longer possible to change the START/STOP NOTE measurement range or the contents of the settings, or to reset the data. To change the settings, it is necessary to first press the key again START/STOP to stop the integration operation.

  • Page 95: Displaying Instantaneous Values

    ──────────────────────────────────────────────────── 6.4.4 Displaying Instantaneous Values ●Screen configuration in "Integrated Measurement" mode "Normal Measurement" mode uses four screens: ・ Instantaneous values ・ Minimum/maximum values ・ Integration 1/2 (basic) ・ Integration 2/2 (detailed) (1) In integrated measurement mode 1. Press the function key. SCR.KEY 2.

  • Page 96: Displaying Minimum/Maximum Values

    ──────────────────────────────────────────────────── 6.4.5 Displaying Minimum/Maximum Values Note on minimum/maximum values NOTE This power meter uses two cycles (when measuring at 50/60 Hz; 16 cycles when measuring at 400 Hz) as one sample and takes measurements by continuously performing various calculations on the data (without losing the waveform).

  • Page 97: Displaying Integrated Values

    ──────────────────────────────────────────────────── ●Displaying the time at which minimum and maximum values were generated 1. With the "Minimum/Maximum" screen displayed, press the function TIME OCCR key. 2. The "Generation Time" window is displayed. 3. Position the cursor on the measurement item for which you wish to see the generation time.
  • Page 98 ──────────────────────────────────────────────────── 4. Press the function key. DETERM 5. The "Integration" screen (page 1/2) is displayed. Average value Active power integration within a time period (during consumption) Integration time Integration Screen (page 1/2) (2) Displaying the "Integration" screen (page 2/2) 1. Press the function key.
  • Page 99 ──────────────────────────────────────────────────── Active power integration Reactive power (consumption, Integration regeneration, (lag,lead,total) addition) Apparent power integration Integration Screen (page 2/2) (When using the reactive power meter method) If the function key is pressed after the data has been cleared, a "Initial" RET. screen is displayed.

  • Page 100: Changing Settings

    ──────────────────────────────────────────────────── 6.5 Changing Settings The asterisk ("*") is used in this section to indicate initial values (initial settings when the power meter is shipped from the factory). ●To display the integrated measurement setting screen, press the CHECK key in the integration mode, and move the cursor to the "Move to Setup"...

  • Page 101: Integration Stop Method

    ──────────────────────────────────────────────────── Example Setting the start time to January 7, 1997, 8:30 a.m. Assume that the current setting is the factory setting, "1997/01/01 00:00". Position the cursor at "Start time (START TIME)." The cursor will appear at the first digit in the "year" field. Position the cursor at the one’s digit in the "day"...

  • Page 102: Stop Time

    ──────────────────────────────────────────────────── 6.5.4 Stop Time TIME" is This item sets the stopping date and time for integration when "SET set for the integrated measurement stop method. Note that if the integrated measurement stop method is set to "TIMER" this item changes to the integration time. Note that if the setting for the integrated measurement stop method is "MANUAL"...

  • Page 103: Print/Save Items

    ──────────────────────────────────────────────────── 6.5.6 Print/Save Items These are used to set the items that are to be printed on the printer or saved on floppy disk. The settings are shared for both devices; it is not possible to set items so that they are printed on the printer but not saved on floppy disk. Setting range: Set for 11 blocks * Only the item of power integration is "ON."...

  • Page 104: Fd Auto Output

    "ON" is displayed and set in the "FD auto output" field. ・When set to "ON", the optional 9595 FDD Unit must already be connected to NOTE the 3166. ・If additional integration is performed when this setting is "YES", all data is saved to the same file.

  • Page 105: File Names

    "ON" is displayed and set in the "RS-232C auto output" field. When set to "ON", the printer must already be connected to the 3166. In NOTE addition, the setting for the device connected to the "RS-232C interface" must be "PRINTER"...

  • Page 106: D/A Output Items

    ──────────────────────────────────────────────────── 6.5.10 D/A Output Items Four channels of D/A output can be output simultaneously. The output voltage is DC±5 V/f.s. * ch1:U1, ch2:I1, ch3:P, ch4:λ Setting choices: Voltage (U1, U2, U3, Uave), current (I1, I2, I3, Iave), active power (P), reactive power (Q), apparent power (S), power factor (λ), frequency (f), and active power integration (+WP, -WP, ΣWP) D/A Output Item Settings...
  • Page 107 ──────────────────────────────────────────────────── Example Setting the output rate to 5 V/50 kWh Position the cursor at "Integrated output rate (INTEG. OUT RATE)." Press the function key. CHANGE The "Integrated Output Rate" window is displayed. If the key is pressed, the display returns to the "Integrated CLOSE Measurement Settings"...

  • Page 108: Other Items (Common With The Setting Mode)

    ──────────────────────────────────────────────────── 6.5.12 Other Items (Common With the Setting Mode) ●Items that can be changed when the "Integrated Measurement Settings" screen (page 2/2) is displayed If the function key is pressed, the "Integrated Measurement Settings" NEXT screen (page 2/2) is displayed Items that are set on the "Integrated Measurement Settings"...

  • Page 109: Printing Out The Settings

    ──────────────────────────────────────────────────── 6.6 Printing Out the Settings Pressing the key while either page 1 or page 2 of the "Integrated PRINT Measurement Settings" screen is displayed causes all of the current power meter settings to be printed out. In addition to the items that were set in "Integrated Measurement" mode, the special settings that were set for each measurement mode are also printed out.

  • Page 110: Saving The Settings To Floppy Disk

    ──────────────────────────────────────────────────── 6.7 Saving the Settings to Floppy Disk Pressing the key while either page 1 or page 2 of the "Integrated SAVE Measurement Settings" screen is displayed causes all of the current power meter settings to be saved to floppy disk. In addition to the items that were set in "Integrated Measurement"...

  • Page 111: Chapter 7 Demand Measurement

    ──────────────────────────────────────────────────── Chapter 7 Demand Measurement In "Demand Measurement" mode, in addition to being able to take the same measurements as are available in "Integrated Measurement" mode, it is also possible to perform demand measurements in which integrated measurements are repeated at a time interval that is ideal for power management. This chapter explains the necessary settings for demand measurement, how to display various measured values, and how to save data to floppy disk or print it on the printer.
  • Page 112 ──────────────────────────────────────────────────── (3) Demand Display (displays demand results from the previous demand period during the current measurement operation) 1. Demand screen (page 1/2) (displays power integration [consumption], and average value) 2. Demand screen (page 2/2) (displays details about power integration, such as power consumption/regeneration) 3.
  • Page 113 ──────────────────────────────────────────────────── ●Data processing (1) When a printer is connected: Measured values can be printed automatically or manually. (2) When an FDD unit is connected: Measured values can be saved to floppy disk automatically or manually. (3) When the D/A output connector is installed: Measured values can be converted from digital to analog signals and output (for analog recording).

  • Page 114: Flow Chart Of Basic Operating Procedure

    ──────────────────────────────────────────────────── 7.2 Flow Chart of Basic Operating Procedure The basic operating methods are the same as for "Integrated Measurement" mode. Select "Demand Measurement" from the initial screen (Refer to section 4.4, Wire the power meter to the line being measured "Wiring Settings and Methods.") (Refer to section 4.5, Check for incorrect wiring and confirm that there are no...

  • Page 115: Preparations For Measurement

    ──────────────────────────────────────────────────── 7.3 Preparations for Measurement 7.3.1 Selecting the Measurement Mode and Checking the Basic Setting Conditions (1) Selecting "Demand Measurement" mode 1. On the initial screen, move the cursor to "Demand Measurement." 2. Press the function key. EXEC. 3. The "Instantaneous Value" screen is displayed. Instantaneous value measurement begins automatically.

  • Page 116: Special Settings For Demand Measurement

    ──────────────────────────────────────────────────── (3) Checking for incorrect wiring Perform incorrect wiring checks as necessary. (Refer to section 4.5, "Checking for Incorrect Wiring.") NOTE A incorrect wiring may not be detected properly if more than one incorrect wiring occurs at once; if the voltage and current levels are low; or if the power factor is close to zero.
  • Page 117 ──────────────────────────────────────────────────── Demand Measurement Settings (page 1/2) (2) Necessary settings for demand measurement 1. Start time 2. Stop time 3. Demand period 4. Transformer capacity (3) Setting the functions that can be used 1. Print/Save items 2. FD auto output 3. File name 4.
  • Page 118 The settings cannot be changed during measurement (including while the NOTE 3166 is in the standby state), while there is measurement data in memory, or while measured values are being held. After measurement has been completed (including while the 3166 is in standby mode), however, the print/save items (only) can be changed.

  • Page 119: Taking Measurements

    ──────────────────────────────────────────────────── 7.4 Taking Measurements 7.4.1 Clearing Measurement Data and Setting the Range (1) Clearing measurement data Press the key to clear all of the measurement data. DATA RESET Detection of the integrated value and minimum/maximum values does not NOTE occur until the demand measurement operation is started. (2) Setting the range The measurement range is fixed while the demand measurement operation is in progress.

  • Page 120: Starting Demand Measurement

    ──────────────────────────────────────────────────── 7.4.2 Starting Demand Measurement The demand measurement operation start at the set date and time. Press the key. START/STOP The power meter enters the standby state until the preset start time arrives; once the start time arrives, the power meter begins the demand measurement operation.

  • Page 121: Stopping Demand Measurement

    ──────────────────────────────────────────────────── 7.4.3 Stopping Demand Measurement In the case of demand measurement, integration measurement is repeated NOTE each demand period. If demand measurement is forcibly stopped while it is in progress, the current demand data is retained. The demand measurement operation stops automatically at the set time. (1) When demand measurement stop is set to "Time specification"...

  • Page 122: Displaying Instantaneous Values

    ──────────────────────────────────────────────────── 7.4.4 Displaying Instantaneous Values ●Screen configuration in "Demand Measurement" mode "Demand Measurement" mode uses six screens: ・ Instantaneous values ・ Integrated values ・ Demand values ・ Daily reports ・ Weekly reports ・ Monthly reports Note that, except for the "Instantaneous values" screen, all screens include maximum/minimum screens.
  • Page 123 ──────────────────────────────────────────────────── Display Selection Window (2) Holding the display of measured values 1. Press the function key. HOLD 2. The mark is displayed on the status line, and the display is held. To release the display, press the key again. HOLD ・Even if the displayed values are held, the power meter continues to record NOTE measurements internally.

  • Page 124: Displaying Integrated Values

    ──────────────────────────────────────────────────── 7.4.5 Displaying Integrated Values The screen that displays the integrated values shows the measurement results from the start of demand measurement until the elapsed measurement time. This display consists of the following three screens: "Integration" screen page 1/2 displays measured values and the maximum demand values concerning power consumption.
  • Page 125 ──────────────────────────────────────────────────── 4. The time at which the item specified by the cursor was generated is displayed. When the function key is pressed, the "Generation Time" window closes CLOSE and the display returns to the "Integration" screen (page 1/2). The maximum demand values are not displayed until the initial demand NOTE measurement time elapses.
  • Page 126 ──────────────────────────────────────────────────── ●Displaying the time at which minimum and maximum values were generated 1. With the "Minimum/Maximum" screen displayed, press the function TIME OCCR key. 2. The "Generation Time" window is displayed. 3. Position the cursor on the measurement item for which you wish to see the generation time.

  • Page 127: Displaying Demand Values

    ──────────────────────────────────────────────────── 7.4.6 Displaying Demand Values The screen that displays the demand values shows the measurement results for power levels, etc., for each demand period. The measurement results that are displayed on the demand display screen are the results for the demand measurement period preceding the current demand measurement period.

  • Page 128: Displaying A Daily Report

    ──────────────────────────────────────────────────── (2) Displaying the "Integration" screen (page 2/2) Demand Screen (page 2/2) (3) Displaying the "Minimum/Maximum" screen Demand Minimum/Maximum Screen 7.4.7 Displaying a Daily Report The screen that displays the daily report shows the measurement results for a one-day (24-hour) period since the demand start time ・Measurement results are not displayed until at least one day of the demand NOTE measurement period has passed.
  • Page 129 ──────────────────────────────────────────────────── This display consists of the following three screens: "Daily Report" screen page 1/2 displays measured values and maximum demand values concerning power consumption. "Daily Report" screen page 2/2 displays measured values concerning power flows, such as consumption/regeneration. The "Minimum/Maximum Values" screen displays the minimum/maximum instantaneous values for a one-day period.

  • Page 130: Displaying Weekly Reports

    ──────────────────────────────────────────────────── 7.4.8 Displaying Weekly Reports The screen that displays the weekly report shows the measurement results for a one-week (7-day) period since the demand start time. ・Measurement results are not displayed until at least one week of the demand NOTE measurement period has passed.
  • Page 131 ──────────────────────────────────────────────────── (2) Displaying the "Weekly Report" screen (page 2/2) Weekly Report Screen (page 2/2) (3) Displaying the "Minimum/Maximum" screen Weekly Report Minimum/Maximum Screen ──────────────────────────────────────────────────── 7.4 Taking Measurements...

  • Page 132: Displaying Monthly Reports

    ──────────────────────────────────────────────────── 7.4.9 Displaying Monthly Reports The screen that displays the monthly report shows the measurement results for a one-month period (ending on the same numbered day of the next month) since the demand start time. ・Measurement results are not displayed until at least one month of the NOTE demand measurement period has passed.
  • Page 133 ──────────────────────────────────────────────────── (2) Displaying the "Monthly Report" screen (page 2/2) Monthly Report Screen (page 2/2) (3) Displaying the "Minimum/Maximum" screen Monthly Report Minimum/Maximum Screen If the function key is pressed after the data has been cleared, a "Initial" RET. screen is displayed. Reference The procedure for manually printing out measurement values or saving measurement values on a floppy disk are the same as in "Normal...

  • Page 134: Changing Settings

    ──────────────────────────────────────────────────── 7.5 Changing Settings The asterisk ("*") is used in this section to indicate initial values (initial settings when the power meter is shipped from the factory). ●To display the integrated measurement setting screen, press the CHECK key in the integration mode, and move the cursor to the "Move to Setup"...

  • Page 135: Demand Period

    ──────────────────────────────────────────────────── 7.5.3 Demand Period This item selects the demand period (the unit time for integration). Options: 5, 10, 15, 30, or 60 minutes, or 2, 3, 4, 6, 8, or 12 hours * 30 minutes Demand Period Setting Example Setting the demand period to 15 minutes Position the cursor at "Demand period (DEMAND PERIOD)."...

  • Page 136: Transformer Capacity

    ──────────────────────────────────────────────────── 7.5.4 Transformer Capacity The usage factor can be measured by the average power used versus the transformer capacity. If not used, setting "0000.000 kVA" will result in no measurement value being displayed. Setting range: 0000.000 to 1000.000 kVA (0.001 kVA steps) * 0010.000 kVA Transformer Capacity Setting Refer to section 18.3, "Measurement Items and Calculations,"...

  • Page 137: Print/Save Items

    ──────────────────────────────────────────────────── 7.5.5 Print/Save Items These are used to set the items that are to be printed on the printer or saved on floppy disk. The settings are shared for both devices; it is not possible to set items so that they are printed on the printer but not saved on floppy disk. Setting range: Set for 16 blocks * Items other than power integration, average value within a time period, and demand are "OFF"...
  • Page 138 ──────────────────────────────────────────────────── Power integration, Demand Average value within a time period Power integration, Integration Average value within a time period, Maximum demand values * Maximum demand values include the time at which the value was generated. * Regarding the above five items, the tabulated results for each measurement period can also be output by coordinating the settings of the instantaneous values, maximum values, minimum values, power integration, and the average value within a time period.

  • Page 139: Fd Auto Output

    "ON" is displayed and set in the FD auto output field. When set to "ON", the optional 9595 FDD UNIT must already be connected to NOTE the 3166. 7.5.7 File Names This sets the file name when measurement data is being saved to floppy disk.

  • Page 140: Rs-232C Automatic Output

    "ON" is displayed and set in the "RS-232C auto output" field. When set to "ON", the printer must already be connected to the 3166. In NOTE addition, the setting for the device connected to the RS-232C interface must be "PRINTER"...

  • Page 141: Integrated Output Rate

    ──────────────────────────────────────────────────── 7.5.10 Integrated Output Rate This item sets the output rate when using D/A output of integrated values (active power integration). Output is generated by ±5 VDC versus the full scale for the power integration that was set. Options: 5 V/5 kW, 5 V/10 kW, 5 V/50 kW, 5 V/100 kW, 5 V/500 kW, 5 V/1 MW * 5 V/5 kW Integrated Output Rate Setting...

  • Page 142: Other Items (Common With The Setting Mode)

    ──────────────────────────────────────────────────── 7.5.11 Other Items (Common With the Setting Mode) ●Items that can be changed when the "Demand Measurement Settings" screen (page 2/2) is displayed Pressing the function key calls up the "Demand Measurement Settings" NEXT screen (page 2/2). Items that are set on the "Demand Measurement Settings" screen (page 2/2) NOTE can be set or changed in the "Setting"...

  • Page 143: Printing Out The Settings

    ──────────────────────────────────────────────────── 7.6 Printing Out the Settings Pressing the key while either page 1 or page 2 of the "Demand PRINT Measurement Settings" screen is displayed causes all of the current power meter settings to be printed out. In addition to the items that were set in "Demand Measurement" mode, the special settings that were set for each measurement mode are also printed out.

  • Page 144: Saving The Settings To Floppy Disk

    ──────────────────────────────────────────────────── 7.7 Saving the Settings to Floppy Disk Pressing the key while either page 1 or page 2 of the "Demand SAVE Measurement Settings" screen is displayed causes all of the current power meter settings to be saved to floppy disk. In addition to the items that were set in "Demand Measurement"...

  • Page 145: Chapter 8 Setting Mode (Function Setting) Details

    ──────────────────────────────────────────────────── Chapter 8 Setting Mode (Function Setting) Details The setting of basic functions that are common to all of the measurement modes is performed in "Setting" mode. The settings can be output to the printer. This chapter explains the items that can be set or changed in "Setting" mode in detail.
  • Page 146 ──────────────────────────────────────────────────── Function Setting Screen (Page 1/2) Function Setting Screen (Page 2/2) Functions (1) to (10) can also be set or changed in "Normal Measurement," NOTE "Integrated Measurement," or "Demand Measurement" mode. ──────────────────────────────────────────────────── 8.1 List of Setting Items...

  • Page 147: Settings For Each Item

    ──────────────────────────────────────────────────── 8.2 Settings for Each Item The asterisk ("*") is used in this section to indicate initial values (initial settings when the power meter is shipped from the factory). ●Selecting the setting mode 1. Position the cursor at "Setting" on the initial screen. For the details on the initial screen, refer to section 2.3, "Initial Screen."...

  • Page 148: Sampling Method

    ──────────────────────────────────────────────────── 8.2.2 Sampling Method This item sets the sampling method. Normally, use "PLL sync." When using a fixed clock, adjust the set frequency in accordance with the frequency of the line that is being measured. Correct measurement is impossible if this setting does not agree with the NOTE frequency of the line being measured.

  • Page 149: Frequency Of The Line Being Measured

    ──────────────────────────────────────────────────── 8.2.4 Frequency of the Line Being Measured This item sets the frequency of the line being measured. When using a fixed clock, the sampling frequency is based on this frequency, so be certain to adjust this setting to the frequency of the line being measured before the start of measurement.
  • Page 150 ──────────────────────────────────────────────────── 8.2.6 PT This item lets you set the PT ratio as desired. The values that are displayed are multiplied by the PT ratio. Setting range: 00001 to 10000 *00001 Example Setting the PT ratio to "30" Position the cursor at the "PT" item. Pressing the key causes the "PT Input Window"...

  • Page 151: Backlight

    ──────────────────────────────────────────────────── 8.2.8 Backlight This item turns the LCD backlight on and off. Turning the backlight on when taking measurements in dark surroundings makes it easier to view the display. Options: ON/OFF/AUTO OFF *AUTO OFF The "auto off" setting can be used to have the unit turn itself off automatically NOTE two minutes after the last key press.

  • Page 152: Key Beep

    ──────────────────────────────────────────────────── 8.2.10 Key Beep This item turns the key beep sound on and off. When the key beep sound is on, it provide audible confirmation that a key was pressed. Options: ON/OFF Example Turning key beeps on Position the cursor at "Key beep (KEY BEEP)" item. Press the function key.
  • Page 153 ──────────────────────────────────────────────────── (1) Printer settings These are special settings that should be adjusted to suit the RS-232C printer connected to the power meter. Settings: Baud rate (bps): 2400/9600 * 9600 Data length (bits): 7/8 Parity checking: OFF/ODD/EVEN * OFF Stop bit length: 1/2 Flow control: OFF／XON/XOFF／RTS/CTS／BOTH * XON/XOFF Terminator send : CR／LF／CR+LF...
  • Page 154 ──────────────────────────────────────────────────── Example Changing the stop bit length setting to "2" Position the cursor at "Stop bits (STOP BIT LENGTH)" item. Press the function key. "2" is set and is displayed in the "Stop bit length" field. Example Changing the flow control setting to "XON/XOFF" Position the cursor at "Flow control (FLOW CONTROL)"...
  • Page 155 ──────────────────────────────────────────────────── (3) Modem settings These are special settings that should be adjusted to suit the modem connected to the power meter. Settings: Baud rate (bps): 2400/9600 * 9600 Data length (bits): 7/8 Parity checking: OFF/ODD/EVEN * OFF Stop bit length: 1/2 Telephone number: Input the telephone number being called.

  • Page 156: Setting The Time

    ──────────────────────────────────────────────────── Example Setting the modem initialization command "ATTE04&C1&D2" is set as the initial value. Position the cursor at "Modem initialization command (MOD COMMAND)." Press the function key. CHANGE The "Command Input" window is displayed. Up to 50 characters can be input. Operation is the same as for file name input.

  • Page 157: System Reset

    ──────────────────────────────────────────────────── 8.2.13 System Reset Refer to section 8.2, "Settings for Each Item." Execute a system reset when necessary. When a system reset is executed, all settings (except for the "Setting the Time" and "Contrast") are reset to their initial factory settings. Procedure1 1.

  • Page 158: Printing Out The Settings

    ──────────────────────────────────────────────────── 8.3 Printing Out the Settings Pressing the key while either page 1 or page 2 of the "Function PRINT Settings" screen is displayed causes all of the current power meter settings to be printed out. In addition to the items that were set in "Setting" mode, the special settings that were set for each measurement mode are also printed out.

  • Page 159: Saving The Settings To Floppy Disk

    ──────────────────────────────────────────────────── 8.4 Saving the Settings to Floppy Disk Pressing the key while either page 1 or page 2 of the "Function Settings" SAVE screen is displayed causes all of the current power meter settings to be saved to floppy disk. In addition to the items that were set in "Setting"...
  • Page 160 ──────────────────────────────────────────────────── ──────────────────────────────────────────────────── 8.4 Saving the Settings to Floppy Disk...

  • Page 161: Chapter 9 Using The Remote Control Jack

    ──────────────────────────────────────────────────── Chapter 9 Using the Remote Control Jack This chapter describes the remote control functions supported by the 3166. ────────────────────────────────────────────────────...

  • Page 162: Connection With The Remote Control Jack

    ──────────────────────────────────────────────────── 9.1 Connection With the Remote Control Jack To avoid electrocution, turn off the power to all devices before pluggingor WARNING unplugging any of the interface connectors. ・To prevent damage to the product and sensor, never connect or disconnect CAUTION a sensor while the power is on.

  • Page 163: Structure Of The Remote Control Jack

    ──────────────────────────────────────────────────── 9.2 Structure of the Remote Control Jack The diagram below shows the circuit diagram of the remote control jack. Input terminal Remote Control Jack Circuit Control operation is performed using 0/5 V logic signals or closed/open contact signals. The pin arrangement of the jack is shown below. Pin No. ...

  • Page 164: Functions That Support Remote Control

    ──────────────────────────────────────────────────── 9.3 Functions That Support Remote Control The following four functions support remote control. These functions can be controlled through the remote control jack in exactly the same manner as if the corresponding keys on the control panel were pressed. (1) Integrated measurement start/stop This remote control function starts/stops the integration operation in "Integrated Measurement"...
  • Page 165 "Print start" is sent to the printer during this interval. Printing Control The printer must already be connected to the 3166. In addition, the setting NOTE for the device connected to the RS-232C interface must be "printer." Make all other necessary settings as well. (Refer to section 8.2.11, "RS-232C device")
  • Page 166 ──────────────────────────────────────────────────── ──────────────────────────────────────────────────── 9.3 Functions That Support Remote Control...

  • Page 167: Chapter 10 Connecting A Printer

    ──────────────────────────────────────────────────── Chapter 10 Connecting a Printer 10.1 Overview This power meter can not only display measurement data on the LCD screen, but can also output measurement data to an external printer via the RS-232C interface. This chapter explains how to connect and operate a printer. For details on the specifications of the RS-232C interface, refer to section 11.2, "Overview of the RS-232C Interface."...

  • Page 168: Information That Can Be Printed Out

    ──────────────────────────────────────────────────── 10.2 Information That Can Be Printed Out The setting of which items are to be printed out is done in the print/save items on the setting screen of each measurement mode. These items also determine which data is saved to the floppy disk. For specific details on how to make these settings, refer to the sections on the settings for each measurement mode.
  • Page 169 ──────────────────────────────────────────────────── 3.Instantaneous values Voltage（U1, U2, U3, Uave） Instantaneous value data Current（I1, I2, I3, Iave） at time of printing Power（P, Q, S, λ, ｆ） Voltage（U1, U2, U3, Uave） 4.Maximum values Current（I1, I2, I3, Iave） Power（P, Q, S, λ, ｆ） Voltage（U1, U2, U3, Uave） 5.Minimum values Current（I1, I2, I3, Iave）...
  • Page 170 ──────────────────────────────────────────────────── Voltage（U1, U2, U3, Uave） 4.Maximum values Current（I1, I2, I3, Iave） Power（P, Q, S, λ, ｆ） Voltage（U1, U2, U3, Uave） 5.Minimum values Current（I1, I2, I3, Iave） Power（P, Q, S, λ, ｆ） * The minimum/maximum value data the time at which each minimum/maximum value was generated.
  • Page 171 ──────────────────────────────────────────────────── In the case of demand measurement, the print/save item settings are made in CAUTION a special manner as described below. 1) First, set to "ON" all of the necessary items from among daily report, weekly report, monthly report, demand measurement and integrated measurement. (Multiple items may be set.) 2) Next, set the items that are to actually be output from among the instantaneous values, maximum values, minimum values, integrated power...

  • Page 172: Connection Method

    ・The initial settings of the 9442 PRINTER when it is shipped from the factory CAUTION allow it to be connected to and used with the 3166. When using a different but equivalent printer, it may be necessary to change the settings. Check the operation manual provided with the printer and make the settings accordingly.
  • Page 173 9444 CONNECTION CABLE Use a molded cable connector for connection to the 3166. Metal cable CAUTION connectors (with tabs that protrude) cannot be connected to the 3166 due to the design of the 3166. Reference Sanwa Supply’s KB-M98K straight extension cable can also be used to connect the 3166 to the 9442 PRINTER.

  • Page 174: Operating Procedure

    ──────────────────────────────────────────────────── 10.4 Operating Procedure (1) In Setting mode, set "RS-232C device" to "PRINTER". For details on how to make this setting, refer to section 8.2.11, "RS-232C Device." RS-232C Device Setting Printer Setting Window (2) Set the "Print/Save" items on the setting screens for each measurement mode. Note that these settings also define what information is to be saved on floppy disk.
  • Page 175 ──────────────────────────────────────────────────── 2. "Integrated Measurement" mode (refer to section 6.5.6, "Print/Save Items") Print/Save Items ("Integrated Measurement" Mode) 3. "Demand Measurement" mode (refer to section 7.5.5, "Print/Save Items") Print/Save Items ("Demand Measurement" Mode) The items that can be set differ for each measurement mode. NOTE ────────────────────────────────────────────────────...
  • Page 176 ──────────────────────────────────────────────────── (3) Manual printing Measurement data can be printed out at any time by pressing the key. PRINT When printing the data on the display screen, activate the "data hold" feature first and then print the data. PRINTER Key (4) Automatic output Data can be printed automatically at a predetermined interval in "Integrated Measurement"...
  • Page 177 ──────────────────────────────────────────────────── Reference Printing time Because one roll of 1196 Printing Paper is 25 meters long, it is possible to calculate the length of time that measurement and printing can continue by calculating the length of one printout of data. For example, when printing all items for a three-phase, four-wire line in "Integrated Measurement"...
  • Page 178 ──────────────────────────────────────────────────── ──────────────────────────────────────────────────── 10.4 Operating Procedure...

  • Page 179: Chapter 11 Connecting A Computer

    CAUTION connection with the screws on the connector. ・Use a molded cable connector for connection to the 3166. Metal cable connectors (with tabs that protrude) cannot be connected to the 3166 due to the design of the 3166. ──────────────────────────────────────────────────── 11.1 Connection Method...

  • Page 180: Overview Of The Rs-232C Interface

    ──────────────────────────────────────────────────── 11.2 Overview of the RS-232C Interface 11.2.1 RS-232C Interface Specifications The 3166’s RS-232C interface complies with: ・EIA RS-232C ・CCITT V.24 ・JIS X51101 1. General specifications (concerning the personal computer) Start-stop synchronization, full-duplex Transfer method Baud rate (bps): 2400, 9600...
  • Page 181 ──────────────────────────────────────────────────── RS-232C Connector Pin Assignments Connector: D-sub 9-pin (male) Manufacturer: Nippon Koku Denshi Kogyo DELC-J9PAF-23L9 4. RS-232C cable connection examples To power meter To PC Frame D-sub 9-pin female Frame D-sub 25-pin male DOS/V PC Flow control: None, XON/XOFF RS-232C Cable To power meter To PC Frame...
  • Page 182 ──────────────────────────────────────────────────── Connection To PC To power meter Frame Frame Frame Frame D-sub 9-pin Female D-sub 25-pin D-sub 25-pin D-sub 25-pin Female Male Male DOS/V, PC-9801 PC Flow control: RTS/CTS, both RS-232C Cable To PC Connection To power meter Frame Frame Frame Frame D-sub 25-pin...

  • Page 183: Setting Method

    ──────────────────────────────────────────────────── 11.2.2 Setting Method Set the RS-232C device item in "Setting" mode to personal computer. Set the other personal computer interface items as necessary. For specific details on these settings, refer to section 8.2.11, "RS-232C Device." RS-232C Device Setting Personal Computer Setting Window The communications conditions for the personal computer and the power NOTE meter must match.

  • Page 184: Flow Of The Basic Operating Procedure

    ──────────────────────────────────────────────────── 11.2.3 Flow of the Basic Operating Procedure Connect the RS-232C cable Turn the power meter and the personal computer on Set the communication conditions for the personal computer Set the baud rate, the data length, parity checking, stop bits, flow control and the delimiter Connect the power meter to the line being measured Control the power meter remotely by sending commands from the personal computer...

  • Page 185: Details Of The Rs-232C Interface

    ──────────────────────────────────────────────────── 11.3 Details of the RS-232C Interface 11.3.1 Messages Messages are classified as shown below: Command messages Program messages Query messages Messages Response messages Execution confirmation messages Of these, program messages are those received by the unit from the personal computer, while response messages are those sent from the unit to the personal computer.

  • Page 186: Command Syntax

    CURR CURRE Error CUR  Response messages generated by the 3166 are in long form and in upper case letters. 11.3.3 Headers Whether or not headers are prefixed to response messages is set by the "HEADer" command. It is essential to prefix headers to program messages.

  • Page 187: Delimiter

    ──────────────────────────────────────────────────── 11.3.4 Delimiter The power meter accepts the LF code as the message terminator. Furthermore, the following can be selected as the response message terminator with the "TRANsmit:TERMinator" command: 1. LF 2. CR 3. CR and LF The initial selection are three. For details on the "TRANsmit:TERMinator"...

  • Page 188: Data Formats

    Further, if the accuracy of a numerical value exceeds the range with which the 3166 can deal, it is rounded off. (5 and above is rounded up; 4 and below is rounded down). NR1 format: integer data (+12, -23, 34) NR2 format: fixed point numbers (+1.23, -23.45, 3.456)

  • Page 189: Abbreviation Of Compound Commands

    ・Messages of standard command form can be executed without relation to the NOTE current path. However, in order to prevent confusion with abbreviated forms and mistakes in operation, it is recommended practice always to prefix ":" to headers. ・With the 3166, there are nine possible current paths: ":CURRent:" ":DEMand:" ":DISPlay:" ":INTEgrate:"...

  • Page 190: Output Queue

    ──────────────────────────────────────────────────── 11.3.8 Output Queue Response messages accumulate in the output queue and are read out as data and cleared by the personal computer. The output queue is also cleared in the following circumstances: 1. Turing on the power 2. Reset by key input 3.

  • Page 191: Command Reference

    ──────────────────────────────────────────────────── 11.4 Command Reference This section explains each command in detail. 11.4.1 Description of the Command Reference Format Syntax Indicates the command syntax. Indicates the data format for a command that includes data. data Function Describes the function of the command. Describes points that require special attention when using the command.

  • Page 192: Commands

    ──────────────────────────────────────────────────── 11.4.2 Commands AVERaging ■ Display averaging time setting Syntax AVERaging data 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 (numerical data in NR1 format) data Function ･ Sets the number of measurements over which the display averaging time is to be performed.
  • Page 193 ──────────────────────────────────────────────────── BACKlight ■ Backlight setting BACKlight data Syntax ON, OFF, AUTO (character data) data Function Turns the LCD backlight on and off. If data is set to character data other than "ON" or "OFF", an command Error error is generated. Transmission ":BACK ON"...
  • Page 194 ──────────────────────────────────────────────────── BEEPer ■ Key beep ON or OFF setting Syntax BEEPer data ON, OFF (character data) data Function Turns the key beep on and off. If data is other than character data, a command error is generated. Error ":BEEP ON" Example Transmission Turns the key beep on.
  • Page 195 ──────────────────────────────────────────────────── CLOCk ■ Real time (system clock) setting CLOCk data1,data2,data3,data4,data5,data6 Syntax data data1 Year 1980 to 2079 (numerical data in NR1 format) data2 Month 1 to 12 (numerical data in NR1 format) data3 Day 1 to 31 (numerical data in NR1 format) data4 Hours 0 to 23 (numerical data in NR1 format)
  • Page 196 ──────────────────────────────────────────────────── CONTrast ■ Contrast setting Syntax CONTrast data 0 to 15 (numerical data in NR1 format) data Function Sets the LCD contrast to one of 16 levels, from 0 to 15. An execution error results if a value outside of the allowable range (a value Error that is not an integer from 0 to 15) is specified.
  • Page 197 ──────────────────────────────────────────────────── CURRent? ■ Current range setting value query Syntax CURRent? Function Returns the presently set current range as a numerical value (data1) in NR1 format and current aut ranging as "ON" or "OFF" (data2). By using the "TRANsmit:SEParator" command, the message unit separator Note can be changed from the semicolon ";"...
  • Page 198 ──────────────────────────────────────────────────── CURRent:AUTO ■ urrent auto range setting Syntax CURRent:AUTO data ON, OFF (character data) data Function Turns current auto range. ・In the following circumstances, a device dependent error is generated: Error When this command is executed in the hold state. If an attempt was made to execute this command while waiting for or executing integrated measurement or demand measurement.
  • Page 199 ──────────────────────────────────────────────────── CURRent:RANGe ■ urrent range setting CURRent:AUTO data Syntax 20, 50, 100, 200, 500 (numerical data in NR1 format) data Function Sets the current range. The units are amps (A). ・In the following circumstances, a device dependent error is generated: Error If this command is executed in the HOLD state .
  • Page 200 ──────────────────────────────────────────────────── DEMand:AOUT ■ Demand measurement D/A output item setting Syntax DEMand:AOUT data1,data2,data3,data4 U1, U2, U3, UAVE (character data) data I1, I2, I3, IAVE (character data) P, Q, S, PF, F (character data) WP, +WP, -WP (character data) Sets the D/A output (channels 1 to 4) items in Demand measurement mode. Function ･...
  • Page 201 ──────────────────────────────────────────────────── DEMand:AOUT:RATE ■ Demand measurement integrated output rate setting DEMand:AOUT:RATE data1,data2,data3,data4 Syntax 1, 2, 3, 4, 5, 6 (numerical data in NR 1) data 1: 5 V/5 kWh 2: 5 V/10 kWh 3: 5 V/50 kWh 4: 5 V/100 kWh 5: 5 V/500 kWh 6: 5 V/1 MWh Function...
  • Page 202 ──────────────────────────────────────────────────── DEMand:DATAout:FD ■ Demand measurement FD automatic output setting DEMand:DATAout:FD data Syntax data ON, OFF (character data) Sets Demand measurement mode FD automatic to either "ON" or "OFF". Function If there is no FDD unit connected, if there is no floppy disk loaded in the Note drive, if an existing file name is being used, or if the disk is write-protected, this command itself ends normally, but the first attempt to execute...
  • Page 203 ──────────────────────────────────────────────────── DEMand:DATAout:FILEname ■ Demand measurement FD output file name setting DEMand:DATAout:FILEname data Syntax data Character string consisting of up to 8 normal-sized characters Sets the file name that is used for Demand measurement mode FD output. Function ･ The following characters can be used in file names: Note Upper-case letters from A to Z Numbers form 0 to 9...
  • Page 204 ──────────────────────────────────────────────────── DEMand:DATAout:ITEM ■ Demand print/save item setting DEMand:DATAout:ITEM data1,data2,data3,data4 Syntax data data1, data2, data3,data4 0 to 255 (numerical data in NR 1) bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 data1 Instantan- Instantan- Instantan- eous...
  • Page 205 ──────────────────────────────────────────────────── DEMand:STARt ■ Demand measurement start in demand measurement mode Syntax DEMand:STARt data No present Puts demand measurement into the wait state. Function If this command is executed, the power meter enters the demand Note measurement wait state. If the demand measurement start time has already passed when the power meter enters this state, demand measurement is not executed.
  • Page 206 ──────────────────────────────────────────────────── DEMand:STARt:TIME ■ Demand measurement start time setting DEMand:STARt:TIME data1,data2,data3,data4,data5 Syntax data data1 Year 1980 to 2079 (numerical data in NR1 format) data2 Month 1 to 12 (numerical data in NR1 format) data3 Day 1 to 31 (numerical data in NR1 format) data4 Hours 0 to 23 (numerical data in NR1 format)
  • Page 207 ──────────────────────────────────────────────────── DEMand:STATe? ■ Demand measurement status query Syntax DEMand:STATe? data 0, 1, 2, 3 (NR1 numeric data) 0: Reset 1: In standby 2: Demanding 3: Stopped Returns the demand measurement status by means of NR1 numeric data Function (data). Response If headers are ON ":DEMAND:STATE data"...
  • Page 208 ──────────────────────────────────────────────────── DEMand:STOP:TIME ■ Demand measurement stop time setting Syntax DEMand:STOP:TIME data1,data2,data3,data4,data5 data1 Year 1980 to 2079 (numerical data in NR1 format) data data2 Month 1 to 12 (numerical data in NR1 format) data3 Day 1 to 31 (numerical data in NR1 format) data4 Hours 0 to 23 (numerical data in NR1 format)
  • Page 209 ──────────────────────────────────────────────────── DEMand:TIME ■ Demand time setting Syntax DEMand:TIME data 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 (numerical data in NR1 format) data 0: 5 minutes 6: 3 hours 1: 10 minutes 7: 4 hours 2: 15 minutes 8: 6 hours 3: 30 minutes 9: 8 hours...
  • Page 210 ──────────────────────────────────────────────────── DEMand:TRANs ■ Transformer capacity setting DEMand:TRANs data Syntax data 0 to 1000000 (numerical data in NR1 format) ・Sets the transformer capacity. The unit is " VA". Function ・Although values in NRf format are accepted in (data). Note If the transformer capacity is set to "0", the TLF calculation is not made. An execution error results if an attempt was made to set a value outside of Error the range indicated above.
  • Page 211 ──────────────────────────────────────────────────── DISPlay? ■ Display screen query Syntax DISPlay? Returns the screen that is currently being displayed. Function ・Note that if the header setting is OFF, only the data portion is returned, Note making it impossible to determine which screen is being displayed. ・If FD mode or Setting mode is displayed, the response is "FD"...
  • Page 212 ──────────────────────────────────────────────────── DISPlay:DEMand ■ Demand measurement mode display DISPlay:DEMand data Syntax data 1 to 16 (numerical data in NR1 format) 1: Instantaneous value 2: Integrated minimum/maximum 3: Integrated 1/2 4: Integrated 2/2 5: Demand minimum/maximum 6: Demand 1/2 7: Demand 2/2 8: Daily report minimum/maximum 9: Daily report 1/2 10:Daily report 2/2...
  • Page 213 ──────────────────────────────────────────────────── DISPlay:INTEgrate ■ Integrated measurement mode display DISPlay:INTEgrate data Syntax data 1, 2, 3, 4 (numerical data in NR1 format) 1: Instantaneous value 2: Minimum/maximum 3: Integrated 1/2 4: Integrated 2/2 Displays the Integrated Measurement mode screen. Function ・If this command is executed, the current minimum/maximum value data Note and the integrated measurement data are reset.
  • Page 214 ──────────────────────────────────────────────────── DISPlay:NORMal ■ Normal measurement mode display DISPlay:NORMal data Syntax data 1, 2 (numerical data in NR1 format) 1:Instantaneous value 2: Minimum/maximum Displays the Normal Measurement mode screen. Function ・If this command is executed, the current maximum/minimum value data Note and the integrated measurement data are reset.
  • Page 215 ──────────────────────────────────────────────────── DISPlay:INItial ■ Initial screen display Syntax DISPlay:INItial data No present Displays the initial screen. Function If an attempt is made to execute this command while waiting for or Note executing integrated measurement and demand measurement, a device- dependent error results. Use the STOP command to release the power meter from the integrating state before executing this command.
  • Page 216 ──────────────────────────────────────────────────── FREQuency ■ easurement line frequency setting FREQuency data Syntax data 50, 60, 400 (numerical data in NR1 format) Sets the frequency of the line that is to be measured. Function If this setting is not correct, it may be impossible to obtain correct Note measurements.
  • Page 217 ──────────────────────────────────────────────────── HEADer ■ Header setting Syntax HEADer data ON, OFF (character data) data Function Sets whether or not a header is included in RS-232C command responses. A device-dependent error results if any character data other than "ON" or Error "OFF" is set for <data>. (While in integrated measurement or demand measurement standby, or during integrated measurement) Transmission ":HEAD OFF"...
  • Page 218 ──────────────────────────────────────────────────── HOLD ■ Data hold setting HOLD data Syntax ON, OFF (character data) data Function Sets data hold measurement to ON or OFF. An execution error results if a character setting other than those indicated Error above is specified in (data). Transmission ":HOLD ON"...
  • Page 219 ──────────────────────────────────────────────────── INTEgrate:AUOT ■ Integrated measurement D/A output item setting DEMand:AOUT data1,data2,data3,data4 Syntax U1, U2, U3, UAVE (character data) data I1, I2, I3, IAVE (character data) P, Q, S, PF, F (character data) WP, +WP, -WP (character data) Sets the D/A output (channels 1 to 4) items in Integrated measurement Function mode.
  • Page 220 ──────────────────────────────────────────────────── INTEgrate:AOUT:RATE ■ Integrated measurement D/A output rate setting INTEgrate:AOUT:RATE data Syntax 1, 2, 3, 4, 5 ,6 (numerical data in NR1 format) data 1: 5 V/5 kWh 2: 5 V/10 kWh 3: 5 V/50 kWh 4: 5 V/100 kWh 5: 5 V/500 kWh 6: 5 V/1 MWh Function...
  • Page 221 ──────────────────────────────────────────────────── INTEgrate:DATAout:FD ■ Integrated measurement mode FD automatic output setting INTEgrate:DATAout:FD data Syntax data ON, OFF (character data) Sets Integrated measurement mode FD automatic output to ON or OFF. Function If there is no FDD unit connected, if there is no floppy disk loaded in the Note drive, if an existing file name is being used, or if the disk is write-protected, this command itself ends normally, but the first attempt to execute...
  • Page 222 ──────────────────────────────────────────────────── INTEgrate:DATAout:FILEname ■ Integrated measurement FD output file name setting INTEgrate:DATAout:FILEname data Syntax data Character string consisting of up to 8 normal-sized characters Sets the file name that is used for Demand measurement mode FD output. Function ･ The following characters can be used in file names: Note Upper-case letters from A to Z Numbers form 0 to 9...
  • Page 223 ──────────────────────────────────────────────────── INTEgrate:DATAout:ITEM ■ Integrated measurement print/save item setting INTEgrate:DATAout:ITEM data1,data2,data3 Syntax data1, data2, data3 0 to 255 (numerical data in NR 1) data bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 data1 Instantan- Instantan- Instantan-...
  • Page 224 ──────────────────────────────────────────────────── INTEgrate:INTerval ■ interval setting Output INTEgrate:INTerval data1,data2 Syntax data1 Hours 0 to 1000 (numerical data in NR1 format) data data2 Minutes 0 to 59 (numerical data in NR1 format) Sets the output interval timer (the automatic output interval during Function integration).
  • Page 225 ──────────────────────────────────────────────────── INTEgrate:STARt ■ Integrated measurement start in integrated measurement mode Syntax INTEgrate:STARt data No present Starts integration. Function If the integration start method is set to "TIME", the power meter enters the Note integrated measurement wait state. If the integrated measurement start time has already passed when the power meter enters this state, integration is not executed.
  • Page 226 ──────────────────────────────────────────────────── INTEgrate:STARt:METHod ■ Integrated measurement start method setting Syntax INTEgrate:STARt:METHod data MANUAL, TIME (character data) data Function Sets the integrated measurement start method. ・In the following circumstances, a device dependent error is generated: Error If an attempt was made to execute this command while waiting for or during integrated measurement.
  • Page 227 ──────────────────────────────────────────────────── INTEgrate:STARt:TIME ■ Integrated measurement start method setting INTEgrate:STARt:TIME data1,data2,data3,data4,data5 Syntax data data1 Year 1980 to 2079 (numerical data in NR1 format) data2 Month 1 to 12 (numerical data in NR1 format) data3 Day 1 to 31 (numerical data in NR1 format) data4 Hours 0 to 23 (numerical data in NR1 format)
  • Page 228 ──────────────────────────────────────────────────── INTEgrate:STATe? ■ Integrated measurement status query Syntax INTEgrate:STATe? data 0, 1, 2, 3 (NR1 numeric data) 0: Reset 1: In standby 2: Demanding 3: Stopped Returns the demand measurement status by means of NR1 numeric data Function (data). Response If headers are ON ":INTEGRATE:STATE data"...
  • Page 229 ──────────────────────────────────────────────────── INTEgrate:STOP:METHod ■ Integrated measurement stop method setting Syntax INTEgrate:STOP:METHod data MANUAL, TIME, TIMER (character data) data Function Sets the integrated measurement stop method. ・In the following circumstances, a device dependent error is generated: Error If an attempt was made to execute this command while waiting for or during integrated measurement.
  • Page 230 ──────────────────────────────────────────────────── INTEgrate:STOP:TIME ■ Integration stop time setting Syntax INTEgrate:STOP:TIME data1,data2,data3,data4,data5 data1 Year 1980 to 2079 (numerical data in NR1 format) data data2 Month 1 to 12 (numerical data in NR1 format) data3 Day 1 to 31 (numerical data in NR1 format) data4 Hours 0 to 23 (numerical data in NR1 format)
  • Page 231 ──────────────────────────────────────────────────── INTEgrate:TIMEr ■ Integrated timer setting INTEgrate:TIMEr data1,data2,data3 Syntax data data1 Hours 10 to 1000 (numerical data in NR1 format) data2 Minutes 0 to 59 (numerical data in NR1 format) data3 Seconds 0 to 59 (numerical data in NR1 format) Sets the integrated timer (integration time).
  • Page 232 ──────────────────────────────────────────────────── KLOCk ■ Key lock execution Syntax KLOCk data ON, OFF (character data) data Function Locks the keys. ・In the following circumstances, a device dependent error is generated: Error When this command is executed in a mode other than measurement mode.
  • Page 233 ──────────────────────────────────────────────────── MEASure:DEMand:INSTant? ■ Demand measurement instantaneous data query Syntax MEASure:DEMand:INSTant? data1,data2 data1 0 to 255: Voltage, current instantaneous value specification data (numerical data in NR 1) data2 0 to 255: Power instantaneous value specification (numerical data in NR 1) bit 7 bit 6 bit 5 bit 4 bit 3...
  • Page 234 ──────────────────────────────────────────────────── MEASure:DEMand:DEMand? ■ Demand measurement demand data query MEASure:DEMand:DEMand? data1,data2,data3,data4,data5,data6,data7, Syntax data8,data9,data10,data11,data12,data13 data1 0 to 255 Voltage, current maximum value specification data (numerical data in NR1 format) data2 0 to 255 Power maximum value specification (numerical data in NR1 format) data3 0 to 255 Voltage, current maximum value generation time...
  • Page 235 ──────────────────────────────────────────────────── bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 data1 I3max I2max I1max U3max U2max U1max data2 Fmax DF-max PFmax Smax Q-max Qmax Pmax data3 qtime DTI3 DTI2max DTI1 DTU3 DTU2 DTU1 data4 start DTPF-...
  • Page 236 ──────────────────────────────────────────────────── Headers Response syntax U1max,U2max,U3max,I1max,I2max,I3max data1 data2 Pmax,Qmax,Q-max,Smax,PFmax,PF-max,Fmax data3 U1max DATE,U1max TIME,U2maxDATE,U2max TIMEU3max DATE, U3max TIME,I1max DATE,I1max TIME,I2max DATE,I2max TIME, I3max DATE,I3max TIME,OUTPUT DATE,OUTPUT TIME Pmax DATE,Pmax TIME,Qmax DATE,Qmax TIME,Q-max DATE, data4 Q-max TIME,Smax TIME,Smax DATE,PFmax DATE,PFmax TIME, PF-max DATE,PF-max TIME,Fmax DATE,Fmax TIME, START DATE,START TIME data5 U1min,U2min,U3min,I1min,I2min,I3min...
  • Page 237 ──────────────────────────────────────────────────── Note ・"qtime" for (data3) specifies the time at which this query was received. ・"start" for (data4) specifies the starting time of the measurement for the minimum/maximum values. ・When "MEAS:DEMand:DEMand?" has been specified, nothing is output even if "TLF" or "LF" is specified for (data11) and (data12) and (data13) are also specified.
  • Page 238 ──────────────────────────────────────────────────── MEASure:DEMand:DAYly? ■ Demand measurement daily report data query Syntax MEASure:DEMand:DAYly? data1,data2,data3,data4,data5,data6,data7, data8,data9,data10,data11,data12,data13 Same as in (demand measurement demand data query) data MEASure:DEMand:DEMand? ":MEAS:DEM:DAY? 0,0,0,0,0,0,0,0,7,0,0,0,0" Example Transmission Inquires about "Wh", "Wh+" and "Wh-" from the daily report. MEASure:DEMand:WEEKly? ■ Demand measurement weekly report data query MEASure:DEMand:WEEKly? data1,data2,data3,data4,data5,data6,data7, Syntax data8,data9,data10,data11,data12,data13...
  • Page 239 ──────────────────────────────────────────────────── MEASure:INTEgrate? ■ Integrated measurement data query MEASure:INTEgrate? data1,data2,data3,data4,data5,data6,data7, Syntax data8,data9,data10,data11,data12,data13 data1 0 to 255 Voltage, current instantaneous value specification data (numerical data in NR1 format) data2 0 to 255 Power instantaneous value specification (numerical data in NR1 format) data3 0 to 255 Voltage, current maximum value specification (numerical data in NR1 format)
  • Page 240 ──────────────────────────────────────────────────── bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 data1 Iave Uave data2 data3 I3max I2max U3max data4 Fmax PF-max Smax Q-max Qmax Pmax data5 qtime DTI3 DTI2 DTI1 DTU3 DTU2 DTU1 data6 start DTPF-...
  • Page 241 ──────────────────────────────────────────────────── Pmax DATE,Pmax TIME,Qmax DATE,Qmax TIME,Q-max DATE, data6 Q-max TIME,Smax TIME,Smax DATE,PFmax DATE,PFmax TIME, PF-max DATE,PF-max TIME,Fmax DATE,Fmax TIME, START DATE,START TIME U1min,U2min,U3min,I1min,I2min,I3min data7 Pmin,Qmin,Q-min,Smin,PFmin,PF-min,Fmin data8 U1min DATE,UImin TIME,U2min DATE,U2min TIME, data9 U3min DATE,U3min TIME Pmin DATE,Pmin TIME,Qmin DATE,Qmin TIME,Q-min DATE, data10 Q-min TIME,Smin DATE,Smin TIME,PFmin DATE,PFmin TIME, PF-min DATE,PF-minTIME,FminDATE,FminTIME...
  • Page 242 ──────────────────────────────────────────────────── MEASure:NORMal? ■ measurement data query Normal MEASure:NORMal? data1,data2,data3,data4,data5,data6,data7, Syntax data8,data9,data10 data1 0 to 255 Voltage, current instantaneous value specification data (numerical data in NR1 format) data2 0 to 255 Power instantaneous value specification (numerical data in NR1 format) data3 0 to 255 Voltage, current maximum value specification (numerical data in NR1 format)
  • Page 243 ──────────────────────────────────────────────────── Function Returns data on the measurement items specified by (data1) to (data10). Headers Response syntax data1 U1,U2,U3,Uave,I1,I2,I3,Iave data2 P,Q,S,PF,F U1max,U2max,U3max,I1max,I2max,I3max data3 Pmax,Qmax,Q-max,Smax,PFmax,PF-max,Fmax data4 U1max DATE,U1max TIME,U2max DATE,U2max TIME, data5 U3max DATE,U3max TIME,I1max DATE,I1max TIME, I2max DATE,I2max TIME,I3max DATE,I3max TIME, OUTPUT DATE,OUTPUT TIME data6 Pmax DATE,Pmax TIME,Qmax DATE,Qmax TIME,Q-max DATE,...
  • Page 244 ──────────────────────────────────────────────────── NORMal:AOUT ■ Normal measurement D/A output item setting Syntax NORMal:AOUT data1,data2,data3,data4 U1, U2, U3, UAVE (character data) data I1, I2, I3, IAVE (character data) P, Q, S (character data) PF,F (character data) Sets the D/A output (channels 1 to 4) items in normal measurement mode. Function ･An execution error results if any data other than that indicated above is set Error...
  • Page 245 ──────────────────────────────────────────────────── NORMal:DATAout:FILEname ■ Normal measurement FD output file name setting NORMal:DATAout:FILEname data Syntax data Character string consisting of up to 8 normal-sized characters Sets the file name that is used for normal measurement mode FD output. Function ･ The following characters can be used in file names: Note Upper-case letters from A to Z Numbers form 0 to 9...
  • Page 246 ──────────────────────────────────────────────────── NORMal:DATAout:ITEM ■ Normal measurement print/save item setting NORMal:DATAout:ITEM data1,data2 Syntax data1, data2 0 to 255 (numerical data in NR 1) data bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 data1 Instantan- Instantan- Instantan- power...
  • Page 247 ──────────────────────────────────────────────────── OPERationvar ■ Reactive power operation method setting OPERationvar data Syntax data ON, OFF (character data) ON: Calculates the reactive power by means of the reactive power meter method. OFF: Calculates the reactive power on the basis of the effective value. Sets whether or not the reactive power meter method is to be used.
  • Page 248 ──────────────────────────────────────────────────── RESEt ■ System reset execution Syntax RESEt No present data Function Executes a system reset, restoring all settings to their factory settings. In the following circumstances, a device dependent error is generated: Error In the event of a system error. ":RESE"...
  • Page 249 ──────────────────────────────────────────────────── SAMPling ■ Sampling method setting SAMPling data Syntax PLL, CLOCK (character data) data Sets the sampling method. Function If this setting is incorrect, correct measurements will not be obtained. Note Error ・If data is other than character data, a command error is generated. ・If an attempt is made to execute this command while waiting for or executing integrated measurement or demand measurement, a device- dependent error results.
  • Page 250 ──────────────────────────────────────────────────── SCALe:CT ■ CT ratio setting Syntax SCALe:CT data 0.01 to 10000.00 (numerical data in NR2 format) data Function The current value of CT ratio is set. ・If this setting is incorrect, correct measurements will not be obtained. Note ・If data is not in NRf format. Error ・If the value other than setting limit is set, an execution error is generated.
  • Page 251 ──────────────────────────────────────────────────── SCALe:PT ■ PT ratio setting Syntax SCALe:PT data 1 to 10000 (numerical value in NR1 format) data Function ･ The current value of PT ratio is set. ･ If data is other than character data, a command error is generated. Note ･...
  • Page 252 ──────────────────────────────────────────────────── SOURce ■ PLL synchronization source, frequency measurement source setting Syntax SOURce data U1, I1 (character data) data Sets the source for PLL synchronization and for frequency measurement. Function If data is other than character data, a command error is generated. Note ･...
  • Page 253 ──────────────────────────────────────────────────── TRANsmit:SEParator ■ Separator setting TRANsmit:SEParator data Syntax 1, 2 (numerical data in NR1 format) data 1: Sets the semicolon ";" as the separator. 2: Sets the comma "," as the separator. Sets the separator for RS-232C command responses. Function Error If the value other than setting limit is set, an execution error is generated.
  • Page 254 ──────────────────────────────────────────────────── TRANsmit:TERMinator ■ Delimiter setting TRANsmit:TERMinator data Syntax 1, 2, 3 (numerical data in NR1 format) data 1: Sets "CR" as the delimiter. 2: Sets "LF" as the delimiter. 3: Sets "CR" and "LF" as the delimiters . Sets the delimiter for RS-232C command responses. (Setting when sending Function the delimiter from the personal computer interface setting item.) Error...
  • Page 255 ──────────────────────────────────────────────────── VOLTage? ■ Voltage range setting value query Syntax VOLTage? Function Returns the presently set voltage range as a numerical value (data1) in NR1 format, and also returns whether voltage auto-ranging is presently taking place or not as "ON" or "OFF" (as data2). Note By using the "TRANsmit:SEParator"...
  • Page 256 ──────────────────────────────────────────────────── VOLTage:AUTO ■ Turns voltage auto rang setting VOLTage:AUTO data Syntax ON, OFF (character data) data Function Turns voltage auto ranging ON or OFF. ･ In the following circumstances, a device dependent error is generated: Error If this command is executed in the hold state. If an attempt was made to execute this command while waiting for or executing integrated measurement and demand measurement.
  • Page 257 ──────────────────────────────────────────────────── VOLTage:RANGe ■ Voltage range setting VOLTage:RANGe data Syntax 150, 300, 600 (numerical data in NR1 format) data Function Sets the voltage range. The units are volts (V). ･ In the following circumstances, a device dependent error is generated: Error If this command is executed in the HOLD state .
  • Page 258 ──────────────────────────────────────────────────── WIRing ■ Wiring method setting WIRing data Syntax data 1, 2, 3, 4, 5 (numerical data in NR1 format) 1: Single-phase, two-wire 2: Single-phase, three-wire 3: Three-phase, three-wire, two-current 4: Three-phase, three-wire, three-current 5: Three-phase, four-wire Sets the wiring method. Function ・If this setting is incorrect, correct measurements will not be obtained.

  • Page 259: Sample Program

    ──────────────────────────────────────────────────── 11.5 Sample Program The sample program illustrates how to use the RS-232C interface. Operation of the program on an IBM-PC/AT Computer has been confirmed. Setting condition Voltage: 150 V range Current: 100 A range PT ratio: 1 CT ratio: 1 Reactive power meter method: Not used Measurement mode: Integrated measurement Integration time: 1 hour (timer setting)

  • Page 260: Rs-232C

    ──────────────────────────────────────────────────── 11.5.1 RS-232C Program list Program comments 100 Open the RS-232C line file OPEN "COM1:9600,N,8,1,RS,RB4096" FOR RANDOM AS #1 110 Executes a system reset. PRINT #1, ":RESET" 120 Waits for a response LINE INPUT #1, tmp$: PRINT tmp$ 130 Displays the Integrated value display screen PRINT #1, ":DISP:INTE 3"...

  • Page 261: Cautions Concerning The Rs-232C Interface

    Due to the response message being produced at the instant that does not agree with the 3166 the 3166 receives the query, there is a possibility that it may not agree with the display at the instant that the controller reads it in.
  • Page 262 ──────────────────────────────────────────────────── ──────────────────────────────────────────────────── 11.6 Cautions Concerning the RS-232C Interface...

  • Page 263: Chapter 12 Connecting A Modem

    Chapter 12 Connecting a Modem The 3166 can be operated by remote control and automatic output through a modem by connecting the modem to the RS-232C interface. If connected to a telephone line, a modem makes it possible to retrieve measured values or change settings from a distant location.

  • Page 264: Connection Method

    CAUTION with the screws on the connector. An RS-232C straight cable is used to connect a modem to the 3166. In addition, when connecting the modem to the personal computer, use a straight cable suited for the connector on the personal computer. The only differences is that a modem, telephone line, and another modem are connected between the personal computer and the power meter.

  • Page 265: Automatic Measurement Data Output

    12.2.2 Operating Procedure Connect the RS-232C cable Turn on the 3166, the modem, and the personal computer Setting the 3166 ・Set the "RS-232C device" to "Personal computer". Set the baud rate, the data length, parity checking, stop bits, flow control, and the delimiter.

  • Page 266: Setting The 3166

    ──────────────────────────────────────────────────── 12.2.3 Setting the 3166 (1) In "Setting" mode, set the "RS-232C device" to "Modem". Then set the modem interface settings as necessary. Using the initial values is recommended. For details on how to make these settings, refer to section 8.2.11, "RS-232C Device."...

  • Page 267: Setting A Modem Connected To A Personal Computer

    In Integrated Measurement mode and Demand Measurement mode, set either the interval period or the demand period, and then set "RS-232C automatic output." Once measurement begins, the 3166 automatically sends the data through the modem at the output time. The personal computer receives this data automatically and displays it.

  • Page 268: Remote Control

    12.3 Functions That Use the Modem (2) 12.3.1 Remote Control It is possible to change the 3166’s settings and retrieve measurement data through a modem. The procedure is similar to that used for communications with a personal computer through the RS-232C interface.

  • Page 269: Setting The 3166

    An example setting procedure is described below; these settings are made through the personal computer. (1) Connect the modem that is to be connected to the 3166 to the personal computer, using a straight cable. (2) Turn on the modem and then start up the personal computer.

  • Page 270: Setting The Modem Connected To The Personal Computer

    ──────────────────────────────────────────────────── (6) Quit the terminal software, turn off the personal computer, and disconnect the modem cable. (7) Connect the modem to the 3166, and reconnect the telephone line to the modem. 12.3.5 Setting the Modem Connected to the Personal Computer There are a variety of different methods of controlling the 3166 through a personal computer.

  • Page 271: Chapter 13 Using The D/A Output (Optional)

    Using the D/A Output (Optional) The 9594 D/A OUTPUT is a factory option for the 3166. If the 9594 D/A OUTPUT is installed, the power meter can be used to output analog (D/A) output for the voltage, current, power, etc.

  • Page 272: Output Connection Method

    ──────────────────────────────────────────────────── 13.1 Output Connection Method To avoid electrocution, turn off the power to all devices before pluggingor WARNING unplugging any of the interface connectors. ・In order to prevent damage to the unit and the clamp on sensor, never plug CAUTION in or unplug the sensor connector when the power is turned on.

  • Page 273: Structure Of The Output Connector

    ──────────────────────────────────────────────────── 13.2 Structure of the Output Connector The output resistance of the output connector is about 100 Ω. Any oscilloscope or recorder that is connected to the power meter should have an input resistance of at least 100 kΩ. The pin arrangement of the connector is shown below. Pin Arrangement of D/A Output Connector Pin No.

  • Page 274: Output Response Characteristics

    ──────────────────────────────────────────────────── 13.3 Output Response Characteristics This power meter uses two cycles (when measuring at 50/60 Hz; 16 cycles when measuring at 400 Hz) as one sample and takes measurements by continuously performing various calculations on the data (without losing the waveform).
  • Page 275 ・When using D/A output, the optional 9594 D/A OUTPUT must already be NOTE installed in the 3166 unit. (If the 9594 has been installed, a sticker indicating that it has is applied to the rear cover of the power meter.) ・Use Normal Measurement mode if fast output updating is required.
  • Page 276 ──────────────────────────────────────────────────── 13.4 Output Waveform Because the output waveform format differs according to the D/A output item, refer to the examples shown below. ・If the reactive power meter method is used, only positive data is output for NOTE the apparent power. ・In the case of an plus over-range signal to the positive side, approximately 6.6 V is output, for minus over-range, approximately - 6.6 V is output.
  • Page 277 ──────────────────────────────────────────────────── D/A Output for Frequency Integrated power * Manual start /stop Holding The last integrated value Elapsed time DATA START/ START/ DATA Cancel RESET STOP STOP HOLD D/A Output During Data Hold Integrated power * When active power is 5 KW with a uniform increase Elapsed time Integration start D/A Output for Integrated Power...
  • Page 278 ──────────────────────────────────────────────────── In the integrated measurement mode or in the demand measurement mode, NOTE outputs are held when the window shown below is kept open. Note that outputs are updated each time the preset output interval or demand time elapses. 1. Display selection window 2.
  • Page 279 ──────────────────────────────────────────────────── Chapter 14 Using the FDD UNIT (Optional) ────────────────────────────────────────────────────...
  • Page 280 The floppy disk drive can be used to save measurement data. The contents of the saved data file can be checked on the 3166 and then output directly to the printer. In addition, because the data is saved in text format on an MS-DOS format disk, the data can be analyzed, etc., on a...
  • Page 281 ──────────────────────────────────────────────────── 14.2 Type and Amount of Data That Can Be Saved The settings for the data items that are to be saved are the same as for the items that are output to the printer; these print/save items for each measurement mode are used to determine what data is saved to floppy disk.
  • Page 282 ──────────────────────────────────────────────────── 3.Instantaneous values Voltage（U1, U2, U3, Uave） Current（I1, I2, I3, Iave） Instantaneous value data at the time of output to the Power（P, Q, S, λ, ｆ） floppy disk Voltage（U1, U2, U3） 4. Maximum values Current（I1, I2, I3） Power（P, Q, S, λ, ｆ） Voltage（U1, U2, U3）...
  • Page 283 ──────────────────────────────────────────────────── Voltage（U1, U2, U3） 4. Maximum values Current（I1, I2, I3） Power（P, Q, S, λ, ｆ） Voltage（U1, U2, U3） 5.Minimum values Current（I1, I2, I3） Power（P, Q, S, λ, ｆ） * The minimum/maximum data includes the time at which the minimum or maximum was generated.
  • Page 284 ──────────────────────────────────────────────────── * Instantaneous value, maximum value, minimum value, integrated power level and average value over time data from the period in question can all be set in combination in the daily report, weekly report, monthly report, demand measurement, and integrated measurement data (items 8 to 12 above). (The data settings are common to all, however.) In the case of demand measurement, the print/save item settings are made in CAUTION...
  • Page 285 ──────────────────────────────────────────────────── 3. Demand Measurement mode, demand period of 30 minutes, All items set to Format 1.2MB 1.44MB Amount of data Approximately 23 days Approximately 28 days Number of files 32 files 37 files 4. Demand Measurement mode, demand period of 30 minutes, demand measurement set to "ON", instantaneous values, power integration, average value within a time period set to "ON"...
  • Page 286 ──────────────────────────────────────────────────── File Contents OUTPUT DATE","OUTPUT TIME","INTEG START DATE","INTEG START TIME", "ELAPSED TIME","U1","U2","U3","Uave","I1","I2","I3","Iave","P","Q","S","PF","F", "WP","WP+","WP-","WQ","WS","WS+","WS-","Pave","Qave","Save","PFave" Line feed 97/02/13,11:00:00,97/02/13,11:11:00,0000:00:00,+208.45E+0,+208.47E+0,+208.48E+0, +208.47E+0,+012.42E+0,+012.43E+0,+012.43E+0,+012.42E+0,+005.06E+3,+005.90E+3, +007.77E+3,+0.651E+0,+60.02E+0,+000.000E+3,+000.000E+3,+000.000E+3, +000.000E+3,+000.000E+3,+000.000E+3,+000.000E+3,+005.06E+3,+005.90E+3, +007.77E+3,+0.651E+0 Line feed 97/02/13,11:30:00,97/02/13,11:11:00,0000:30:00,+208.65E+0,+208.65E+0,+208.67E+0, +208.66E+0,+012.35E+0,+012.36E+0,+012.36E+0,+012.36E+0,+005.06E+3,+005.85E+3 ,+007.74E+3,+0.654E+0,+60.01E+0,+000.432E+3,+000.432E+3,+000.000E+3, +000.497E+3,+000.658E+3,+000.658E+3,+000.000E+3,+005.19E+3,+005.96E+3, +007.90E+3,+0.657E+0 Line feed 97/02/13,12:00:00,97/02/13,11:11:00,0001:00:00,+208.66E+0,+208.66E+0,+208.68E+0, +208.67E+0,+012.31E+0,+012.32E+0,+012.32E+0,+012.32E+0,+005.05E+3,+005.82E+3, +007.71E+3,+0.655E+0,+59.99E+0,+000.857E+3,+000.857E+3,+000.000E+3, +000.988E+3,+001.308E+3,+001.308E+3,+000.000E+3,+005.14E+3,+005.92E+3, +007.84E+3,+0.656E+0 Line feed Sample Printout of File Contents from the Personal Computer For symbols for the header block, see the list in Section 9 of the Appendices.
  • Page 287 (2) Connection method 1. Turn the power meter off. 2. Use four screws to attach the 9595 FDD UNIT to the back of the 3166’s case as shown in the diagram. If the 9595 FDD UNIT is installed into the 3166 CLAMP ON POWER...
  • Page 288 ──────────────────────────────────────────────────── (3) FDD interface specifications The specifications for the power meter’s FDD interface are shown below. 1. General specifications Power supply voltage 5 V ±5% Allowable ripple 100 mVp-p During standby 11 mA typ Current consumption During read/write 0.3 A typ Peak during seek 0.85 A max Peak during motor...
  • Page 289 ──────────────────────────────────────────────────── 14.4 Using Floppy Disks Inserting a floppy disk Insert the floppy disk (with the printed label facing up) all of the way into the drive. If the floppy disk is inserted correctly, the Eject button will pop out. Inserting a Floppy Disk Ejecting a floppy disk Pressing the Eject button as shown in the diagram causes the floppy disk to pop out.
  • Page 290 ・Always be sure to eject any floppy disk from the floppy disk drive whenever you will be carrying or transporting the 9595 FDD UNIT or the 3166. When loading data to personal computer via floppy disk, verify that floppy NOTE disk formatted in the 3166 is recognized on personal computer.
  • Page 291 ──────────────────────────────────────────────────── 14.5 Saving Measurement Data (1) Set the print/save items on the setting screens for the measurement modes For details on how to make these settings, refer to "Changing Settings" in each of the chapters on the various measurement modes. Print/Save Items for Normal Measurement Print/Save Items for Integrated...
  • Page 292 ──────────────────────────────────────────────────── (2) Setting the file name Input the file name on the same setting screens for the measurement modes as in step 1 above. File names can consist of up to eight normal-width characters (alphanumerics, katakana) or four double-width characters (kanji, hiragana, katakana). Reference "Extensions"...
  • Page 293 ──────────────────────────────────────────────────── Reference ・ If no file name is specified If no file name is set, a file named "AUTOXXX" is generated automatically and the measurement data is saved in that file. "XXX" represents a number from "000" to "999"; the program uses the smallest number that is still available.
  • Page 294 ──────────────────────────────────────────────────── 2. In the case of "Integrated Measurement" mode, set the output interval as well. 3. Begin measurement. 4. At the end of each interval or demand period, the measurement data is automatically saved to the same floppy disk. ・The display of the measured values is not updated while data is being CAUTION automatically output.
  • Page 295 ──────────────────────────────────────────────────── 14.6 FD (Floppy Disk) Mode If "FD (Floppy Disk)" mode is selected on the "Initial" screen, the following functions become available. Select the necessary items with the cursor. FD Operation Screen Be sure that the optional 9595 FDD UNIT is connected when using "FD" NOTE mode.
  • Page 296 ──────────────────────────────────────────────────── 14.6.1 Loading Setting Data That Was Previously Saved on Floppy Disk The measurement conditions can be changed by loading in setting data that was previously saved from the setting screen for each measurement mode and in Setting mode. (1) Insert the floppy disk containing the data into the 9595 FDD UNIT. (2) Position the cursor at "STATUS DATA Load"...
  • Page 297 ──────────────────────────────────────────────────── 14.6.2 Loading Measurement Data That Was Previously Saved on Floppy Disk This operation can be used to check the contents of a file into which measurement data was previously saved in measurement mode, or to print that data on a printer connected to the power meter. Be sure that the printer is already connected to the power meter before NOTE outputting the measurement data to the printer.
  • Page 298 ──────────────────────────────────────────────────── File View Screen (7) Pressing the key at this point causes the setting conditions for that measurement data to be displayed. (8) The measurement data that was just loaded can be output to the printed by pressing the function key. The data is output in the same printing OUTPUT format as during measurement.
  • Page 299 ──────────────────────────────────────────────────── 14.6.3 Formatting a Floppy Disk This function is used in order to format (initialize) floppy disks. Only 3.5-inch 2HD floppy disks can be used. The formatting process erases all data previously saved to that floppy disk. CAUTION Make sure that the floppy disk does not contain any essential data before formatting it.
  • Page 300 ──────────────────────────────────────────────────── 14.6.4 Renaming Files This function is used to change the name of a file that has been saved on a floppy disk. This function is especially useful for renaming with a more descriptive name any file that was automatically named "AUTOXXX" or "SETXXX"...
  • Page 301 ──────────────────────────────────────────────────── 14.6.5 Deleting Files This function is used to delete unnecessary files from a floppy disk. ・Be aware that once a file is deleted, it cannot be recovered. CAUTION ・All related files (those with the same file name) are deleted by this function. (1) Insert the floppy disk that contains the file to be deleted into the 9595 FDD UNIT.
  • Page 302 ──────────────────────────────────────────────────── 14.6.6 Upgrade This function is used to upgrade the 3166’s software functions. For details on this procedure, refer to the instructions provided with the upgrade disk. ──────────────────────────────────────────────────── 14.6 FD (Floppy Disk) Mode...
  • Page 303 Harmonic Analysis Software 15.1 Overview Loading the 9556 HARMONIC ANALYSIS SOFTWARE into the 3166 CLAMP ON HiTESTER makes it possible to analyze harmonic in addition to the normal voltage, current, and power measurements. Analyzing the harmonic components on the line being measured makes it possible to monitor the condition of various problems and fluctuations.
  • Page 304 ──────────────────────────────────────────────────── ──────────────────────────────────────────────────── 15.1 Overview...
  • Page 305 Operation in the Event of a Loss of Power Circumstances may sometimes result in the supply of power to the 3166 being interrupted for some reason while taking measurements. Although the measurement operation halts for the duration of the power loss, the 3166 does have a backup function that saves the setting conditions and measurement data gathered up to that point.
  • Page 306 2. During automatic output If printing is in progress, printing stops immediately. Reference If the printer is running off of batteries, all data that is sent from the 3166 is printed. (6) FDD unit operation 1. While loading If a floppy disk operation is in progress when power is lost, the data that was being handled becomes invalid.
  • Page 307 ──────────────────────────────────────────────────── 16.2 Normal Measurement Mode (1) Data and setting conditions that are retained 1. Measurement data The minimum and maximum values just before power was lost are retained. If the display data was being held when power was lost, all of the data that was being held is retained.
  • Page 308 ──────────────────────────────────────────────────── 16.3 Integrated Measurement Mode and Demand Measurement Mode (1) Data and setting conditions that are retained 1. Measurement data If the display data was being held when power was lost, all of the data that was being held is retained. Integrated measurement mode: The minimum/maximum values and the integrated values just before power was lost are retained.
  • Page 309 ──────────────────────────────────────────────────── In this case, the measurement data for the duration of the power loss is processed as if it were "0", and integrated measurement continues for the remaining time that was allotted. 3. Printer operation a. If power was lost while the printer was printing The printing operation stops immediately.
  • Page 310 Reference The 3166 battery backup ・As a countermeasure against sudden loss of power, the 3166 CLAMP ON Hi TESTER has a built-in battery that backs up memory containing the setting conditions, minimum/maximum value data, and integrated data (including demand measurements).
  • Page 311 Never use solvents such as benzene, alcohol, acetone, ether, ketones, thinners or gasoline, as they can deform and discolor the case. Fuses The 3166 uses a switched power supply and is equipped with an internal fuse (T2 A/250 V). This fuse cannot be replaced externally. ────────────────────────────────────────────────────...
  • Page 312 If any other problem occurs for an unknown reason, try a system reset, which restores all of the settings to their factory settings. For details, refer to section 8.2.13, "System Reset." Service If damage is suspected, check the "Troubleshooting" section before contacting your dealer or Hioki representative. ──────────────────────────────────────────────────── 17.2 Troubleshooting...
  • Page 313 ──────────────────────────────────────────────────── 17.3 Disposing of the Power Meter and the Packing Materials This power meter uses a lithium battery for memory backup. Remove the lithium battery before disposing of the power meter, and follow the prescribed method when disposing of the power meter. To avoid a shock hazard, disconnect the test leads before replacing WARNING the batteries.
  • Page 314 ──────────────────────────────────────────────────── Cut the two leads with Lithium battery the wire cutter Removing the Lithium Battery The packing materials are all made of corrugated cardboard, and can therefore be recycled. ──────────────────────────────────────────────────── 17.3 Disposing of the Power Meter and the Packing Materials...
  • Page 315 ──────────────────────────────────────────────────── Chapter 18 Specifications This chapter explains the 3166 CLAMP ON POWER HiTESTER’s product specifications, measurement ranges, and calculation formulas, and the 9291/ 9298 CLAMP ON SENSOR’s product specifications. For the 9291/ 9298 CLAMP ON SENSOR, refer to instruction manual of the 9291/ 9298.
  • Page 316 ──────────────────────────────────────────────────── 5.55 kVAC: Between voltage input terminal and case Withstand voltage (50/60Hz, 1 3.25 kV: Between voltage input terminal and current input minute) terminal, output terminal, external interface terminal 2.3 kVAC: Between power supply and case 1.35 kVAC: Between power supply and current input terminal, output terminal, external interface terminal Insulation resistance More than 100 MΩ...
  • Page 317 ──────────────────────────────────────────────────── 18.1.2 Basic Specifications ■ Conditions for guaranteed accuracy Warmup time of at least 30 minutes, sine wave input, power Conditions for guaranteed factor = 1, PLL synchronization accuracy * If using a fixed clock, accuracy is not guaranteed when the input frequency and the fixed clock frequency do not agree.
  • Page 318 ──────────────────────────────────────────────────── Active power measurement ■ Measurement range Determined by the voltage × current range combination (Refer to Table 1.) Measurement accuracy ±0.1% rdg. ±0.2%f.s. + clamp on sensor specifications (power factor = 1) Effect of power factor ±0.1% rdg. (45 Hz to 66 Hz, power factor = 0.5) Polarity display: For When the consumption: unsigned;...
  • Page 319 ──────────────────────────────────────────────────── Measurement display Active power integration: Displays power consumption, regenerative power, and addition (simple addition) Reactive power integration: Displays delay and lead for each phase, total value (sum of absolute values) * The display items and the integration calculation formulas depend on the reactive power measurement method setting.
  • Page 320 ──────────────────────────────────────────────────── 18.1.3 Function Specifications ■ Normal Measurement mode Displays voltage, current, average voltage, average current, Instantaneous value display active power, reactive power, apparent voltage, power factor, and frequency. * Active power display includes consumption/regeneration and reactive power; power factor display includes lag/lead phase polarity display * Average value displays are available only when measuring three currents on a three-phase, three-wire line or when...
  • Page 321 ──────────────────────────────────────────────────── Contents of setting mode, etc. Contents of related settings Time specification/manual Integration start method * Format for time specification: YY.MM.DD, HH.MM (24-hour system) Integration stop method Time specification/timer/manual * Timer specification: 10 seconds to 1000 hours (in 10-second steps) * Format for time specification: YY.MM.DD, HH.MM (24-hour system) Output interval time...
  • Page 322 ──────────────────────────────────────────────────── Demand measurement results for a one-week period (7 days) Weekly report display following the demand measurement starting date and time Maximum demand value generation time: Generation time of the maximum demand value for a one-week period (7 days) following the demand measurement starting date and time Same as minimum/maximum display contents for Normal Minimum/maximum value Measurement mode (during weekly report period).
  • Page 323 ──────────────────────────────────────────────────── ■ Setting Mode Using the reactive power meter Yes/no (Refer to Table 2.) No: Reactive power is calculated on the basis of the voltage, method current, and active power measurements. * Processing of the measured values is performed by calculation formulas.
  • Page 324 ──────────────────────────────────────────────────── 18.1.4 External Interfaces ■ RS-232C interface The interface settings can be customized for the device that is connected (printer/personal computer/modem). Start-stop synchronization, full duplex Transfer method Baud rate (bps): 2400, 9600 Settings for printers Data length (bits): 7, 8 Parity checking: Even, odd, off Stop bit length: 1, 2 Flow control: None, XON/XOFF, RTS/CTS, both...
  • Page 325 ──────────────────────────────────────────────────── ■ Warning functions Bad wiring check Pressing the CHECK key calls up the "Wiring Check" screen, and permits checking the wiring, phase sequence, and for reversed clamp on sensor connections. Over-range indicator "o.r." is displayed when the input exceeds 130% of the range. However, minimum/maximum values are displayed until they go out of the dynamic range.
  • Page 326 ──────────────────────────────────────────────────── 18.2 Measurement Range Organization Table The following table shows the organization of the ranges for current, voltage, and power (active, reactive, and apparent). 9291 CLAMP ON SENSOR        Current 9298 CLAMP ON SENSOR Voltage Wiring mode 20.000 A 50.000 A 100.00 A 200.00 A...
  • Page 327 ──────────────────────────────────────────────────── 18.3 Measurement Items and Calculations Table 2 shows the calculation formulas used for voltage, current, power (active, reactive, apparent), and power factor. Table 3 shows the calculation formulas used for the power integration. Table 2. Basic Calculation Formulas 3-phase, 3-wire Wiring 1-phase, 2 voltage,...
  • Page 328 ──────────────────────────────────────────────────── * U: Voltage between lines (phase voltage for 3-phase, 4-wire wiring); I: Line current; Uave:Iave: Average voltage/average current; si: Lead/lag polarity, "+1" is lag, "-" is lead. * u: measurement channel; M: number of samples; s: sample point number; m: number of samples per cycle (128 for 50/60 Hz, 16 for 400 Hz) * Two different methods of calculating the reactive power can be selected.
  • Page 329 ──────────────────────────────────────────────────── Table 3. Integration Calculation Formulas Reactive power measurement When not using the reactive When using the reactive power meter method power meter method Display screen Active power integration during Active power integration during consumption consumption ＋WP:Σ(＋P)/h ＋WP:Σ(＋P)/h Integration 1/2 screen Apparent power integration during Lagging reactive power integration (basic)
  • Page 330 ──────────────────────────────────────────────────── * The polarity sign for the active power P indicates the direction in which power flows during consumption (P) and regeneration (-P). The polarity sign for the reactive power Q is indicated by "+Q" for a lagging power factor and by "-Q" for a leading power factor. The polarity sign for the apparent power S is indicated by "+S"...
  • Page 331 ──────────────────────────────────────────────────── 18.4 Internal Block Diagram An internal block diagram of the 3166 is shown below. 50/60 Hz fixed clock Waveform Frequency adjustment measurement Flash Range Photo amplifier -coupler Backup SRAM Range amplifier Dual port Work DRAM Range Photo amplifier -coupler...
  • Page 332 HiTESTER Secondary current oscillation accuracy ±0.5% rdg.±0.2%f.s. "f.s." is assumed to be the current range set for the 3166. Within ±0.5 degree / 90 A or below: within ±1 above 90 Secondary current phase accuracy A but not exceeding 100 A: ±1.3 66 Hz to 3 kHz, within ±1% (deviation from accuracy)
  • Page 333 Format: (MS-DOS* format) *"MS-DOS" is a trademark of Microsoft Corporation. Data that can be saved Can save all setting conditions set in the 3166. 1. Setting conditions Can save data on voltage, current, active power, reactive power, 2. Measured values...
  • Page 334 ──────────────────────────────────────────────────── 18.6.4 Miscellaneous Because the 9595 FDD UNIT is an option designed specifically for the 3166, items not noted here are covered by the specifications for the 3166. 18.6.5 Accessories Accessories Instruction manual × 1 Mounting screws × 4 ────────────────────────────────────────────────────...
  • Page 335 APPENDIX 1 ──────────────────────────────────────────────────── Appendix ────────────────────────────────────────────────────...
  • Page 336 APPENDIX 2 ──────────────────────────────────────────────────── Appendix 1 Error Messages Message Remedy Floppy disk-related File names cannot include spaces. Do not use spaces in file names. Data is in the process of being saved to the floppy disk. Saving data. Wait for a few moments. Data is saved to the floppy disk.
  • Page 337 APPENDIX 3 ──────────────────────────────────────────────────── Message Remedy OK to stop integration? This inquiry appears when stopping integrated measurement. This message appears when integrated measurement ended Integrated measurement ended. at the set time. (Displayed when additional integration is not possible.) This message is displayed when integrated measurement is Will end according to timer.
  • Page 338 APPENDIX 4 ──────────────────────────────────────────────────── Appendix 2 List of Commands Appendix 2.1 List of Commands Data format Command Explanation Page ( ): number of data items NR1 numeric data (1) Display average time setting. :AVERaging Display average time query. :AVERaging? :BACKlight [ON/OFF/AUTO] Backlight setting.
  • Page 339 APPENDIX 5 ──────────────────────────────────────────────────── Data format Command Explanation Page ( ): number of data items :FILEname Demand measurement FD output file name setting. [File name] Character data Demand measurement FD output :FILEname? file name query. NR1 numeric data (4) Demand print/save item setting. :ITEM Demand print/save item query.
  • Page 340 APPENDIX 6 ──────────────────────────────────────────────────── Data format Command Explanation Page ( ): number of data items :FREQuency Measurement line frequency setting. :FREQuency? Measurement line frequency setting query. :HEADer [ON/OFF] Header setting. :HEADer? Header setting query. :HOLD [ON/OFF] Display hold setting. :HOLD? Display hold setting query. :INTEgrate [Any four items] Character Integrated measurement D/A...
  • Page 341 APPENDIX 7 ──────────────────────────────────────────────────── Data format Command Explanation Page ( ): number of data items :TIME NR1 numeric data (5) Integrated measurement start time setting. :TIME? Integrated measurement start time query. :STATe? Integrated measurement state query. Integrated measurement stop in :STOP integrated measurement mode.
  • Page 342 APPENDIX 8 ──────────────────────────────────────────────────── Data format Command Explanation Page ( ): number of data items NR1 numeric data (13) Integrated measurement data :INTEgrate? query. NR1 numeric data (10) Normal measurement data query. :NORMal? :NORMal [Any four items] Character Normal measurement D/A output :AOUT data item setting.
  • Page 343 APPENDIX 9 ──────────────────────────────────────────────────── Data format Command Explanation Page ( ): number of data items :VOLTage? Voltage range setting value query. :VOLTage :AUTO [ON/OFF] Voltage auto range setting. Voltage auto range setting query. :AUTO? NR1 numeric data (1) Voltage range setting. :RANGe Voltage range setting query.
  • Page 344 APPENDIX 10 ──────────────────────────────────────────────────── Appendix 2.2 Hierarchical Organization of Commands ：AVERaging ：AVERaging? ：BACKlight ：BACKlight? ：BEEPer ：BEEPer? ：CLOCk ：CONTrast ：CONTrast? ：CURRent? ：AUTO ：CURRent ：AUTO? ：RANGe ：RANGe? ：DEMand ：AOUT ：AOUT? ：RATE ：AOUT ：RATE? ：DATAout ：FD ：FD? ：FILEname ：FILEname? ：ITEM ：ITEM? ：STARt  ：STARt ：TIME ：TIME? ：STATe? ────────────────────────────────────────────────────...
  • Page 345 APPENDIX 11 ──────────────────────────────────────────────────── ：STOP ：STOP ：TIME ：TIME? ：TIME ：TIME? ：TRANs ：TRANs? ：DISPlay? ：DISPlay ：DEMand ：INTEgrate ：NORMal ：lINItial ：DRESet ：FREQuency ：FREQuency? ：HEADer ：HEADer? ：HOLD ：HOLD? ：INTEGrate ：AOUT ：AOUT? ：AOUT ：RATE ：RATE? ：DATAout ：FD ：FD? ：FILEname ：FILEname? ：ITEM ：ITEM? ──────────────────────────────────────────────────── Appendix 2 List of Commands...
  • Page 346 APPENDIX 12 ──────────────────────────────────────────────────── ：INTerval ：INTerval? ：STARt ：STARt ：METHod ：METHod? ：TIME ：TIME? ：STATe? ：STOP ：STOP ：METHod ：METHod? ：TIME ：TIME? ：TIMEr ：TIMEr? ：KLOCk ：KLOCk? ：MEASure ：DEMand ：INSTant? ：INTEgrate? ：DEMand? ：NORMal? ：DAYly? ：WEEKly? ：MONthly? ：INTEgrate? ：NORMal ：AOUT ：AOUT? ：DATAout ：FILEname ：FILEname? ：ITEM ：ITEM? ────────────────────────────────────────────────────...
  • Page 347 APPENDIX 13 ──────────────────────────────────────────────────── ： OPERationvar ：OPERationvar? ：RESEt ：SAMPling ：SAMPling? ：SCALe ：CT ：CT? ：PT ：PT? ：SOURce ：SOURce? ：TRANsmit ：SEParator ：SEParator? ：TERMinator ：TERMinator? ：VOLTage? ：VOLTage ：AUTO ：AUTO? ：RANGe ：RANGe? ：WIRing ：WIRing? ──────────────────────────────────────────────────── Appendix 2 List of Commands...
  • Page 348 APPENDIX 14 ──────────────────────────────────────────────────── Appendix 2.3 Valid Commands for Each Status Valid Commands for Each Initial screen Menu screen when the power is turned on. Setting mode Setting mode screen. FD mode Floppy Disk mode screen. Normal Measurement mode Continue Measurement mode status in Normal Measurement mode.
  • Page 349 APPENDIX 15 ──────────────────────────────────────────────────── : Continue/ : HOLD/ : Wiring/ : Setting Normal Integrated measurement Condition measurement Demand measurement mode mode mode Setting Initial mode/ Integration Demand screen mode STOP STOP Command :AVERaging ● ● ● ー ー ● ● ー ー...
  • Page 350 APPENDIX 16 ──────────────────────────────────────────────────── : Continue/ : HOLD/ : Wiring/ : Setting Normal Integrated measurement Condition measurement Demand measurement mode mode mode Setting Initial mode/ Integration Demand screen mode STOP STOP Command :ITEM ● ● ● ● ● ● ● ● ●...
  • Page 351 APPENDIX 17 ──────────────────────────────────────────────────── : Continue/ : HOLD/ : Wiring/ : Setting Normal Integrated measurement Condition measurement Demand measurement mode mode mode Setting Initial mode/ Integration Demand screen mode STOP STOP Command :INTEgrate :AOUT ● ● ● ● ● ● − −...
  • Page 352 APPENDIX 18 ──────────────────────────────────────────────────── : Continue/ : HOLD/ : Wiring/ : Setting Normal Integrated measurement Condition measurement Demand measurement mode mode mode Setting Initial mode/ Integration Demand screen mode STOP STOP Command :KLOCk − − ● ● − − ● ● ●...
  • Page 353 APPENDIX 19 ──────────────────────────────────────────────────── : Continue/ : HOLD/ : Wiring/ : Setting Normal Integrated measurement Condition measurement Demand measurement mode mode mode Setting Initial mode/ Integration Demand screen mode STOP STOP Command :SCALe ● ● ● − − − − ● −...
  • Page 354 APPENDIX 20 ──────────────────────────────────────────────────── Appendix 2.4 Chart of Initialization Items Initialization method Power on System reset × ○ RS-232C setting Device-specific functions × ○ (range, etc.) Output queue ○ ○ Input buffer ○ ○ Current path ○ ○ × ○ Header ON/OFF ×...
  • Page 355 Reactive Power and Power Factor Lead and Lag Appendix 3.1 Active Power In the 3166, the polarity of active power is positive ("+") for consumption power and negative ("-") for regeneration power. The phase difference of the ｡ ｡...
  • Page 356 APPENDIX 22 ──────────────────────────────────────────────────── Reference Differences in measured values Note that some voltage and current waveforms will yield different results for reactive power and power factor measurements when each of the measurement methods described above is selected. ・When the voltage and current waveforms are both sine waves (or have identical waveforms) In the case of a sine wave such as that shown in the diagram, only the base wave is present, so the same measured values will be obtained, regardless of...
  • Page 357 APPENDIX 23 ──────────────────────────────────────────────────── Input Waveform Current is Distorted ──────────────────────────────────────────────────── Appendix 3 Active Power Consumption/Regeneration, and Reactive Power and Power Factor Lead and Lag...
  • Page 358 APPENDIX 24 ──────────────────────────────────────────────────── Appendix 3.3 Power Factor Regardless of whether the reactive power meter method is used or not, the power factor is derived from calculations based on direct measurements of active power and apparent power. The polarity for lagging phases is unsigned; for leading phases, "-"...
  • Page 359 APPENDIX 25 ──────────────────────────────────────────────────── Appendix 4 Sampling in the 3166 This power meter uses two cycles (when measuring at 50/60 Hz; 16 cycles when measuring at 400 Hz) as one sample and takes measurements by continuously performing various calculations on the data (without losing the waveform).
  • Page 360 Minimum/ maximum value detection Two cycles Input Power calculation Power calculation Integrate Power calculation d/Deman measure Normal Output Output Output Measurement mode D/A output Integrated Output Output Output Measurement mode/Demand Measurement mode Sampling ──────────────────────────────────────────────────── Appendix 4 Sampling in the 3166...
  • Page 361 APPENDIX 27 ──────────────────────────────────────────────────── Appendix 5 Screen Configuration Execute Next page Return Initial screen Execute Function setup Function Setup setup 2/2 Return Previous page Return Execute Execute Execute Normal Integrated Demand measurement measurement measurement Instantaneous Item changing Screen switching values Page changing Instantaneous Values Minimum/maximum Integration 1/2...
  • Page 362 NOTE the carrying case under dusty or wet conditions. ・Gently wipe dirt from the surface of the 3166 to the carrying case unit with a soft cloth moistened with a small amount of water or mild detergent. Do not try to clean the unit using cleaners containing organic solvents such as benzine, alcohol, acetone, ether, ketones, thinners, or gasoline.
  • Page 363 256 points over two cycles. D/A output: Although this is also generally known as analog output, the 3166 is a digital sampling power meter, and therefore all measured values are processed digitally. Therefore, the analog output is derived from digital data that is converted into analog signals.
  • Page 364 APPENDIX 30 ──────────────────────────────────────────────────── Appendix 8 Printout Samples (1) Normal Measurement mode (All items) Date and time of printout Instantaneous values (voltage, current, power) Maximum values (voltage, current, power) * These are the maximum values (and the date and time at which they were generated) for the instantaneous values, from the time when the Data Reset key was pressed until the time...
  • Page 365 APPENDIX 31 ──────────────────────────────────────────────────── (2) Integrated Measurement mode (Integrated power and average value within a time period) Date and time of printout Date and time of start of integrated measurement Integration time Integrated power * These are the total integrated values, from the start of integration until the time of printing.
  • Page 366 APPENDIX 32 ──────────────────────────────────────────────────── (3) Demand Measurement mode Demand measurement (Integrated power and average value within a time period) Date and time of printout Date and time of start of demand measurement Demand count * This example shows the data for the second demand measurement.
  • Page 367 APPENDIX 33 ──────────────────────────────────────────────────── Daily report (Instantaneous value, integrated power, and average value within a time period) Date and time of printout Date and time of start of demand measurement Daily report output count * This example shows the data for the first daily report.
  • Page 368 APPENDIX 34 ──────────────────────────────────────────────────── (4) Setting condition Version number Date and time of printout Setting condition If kanji were used in file names, they will not be printed out properly unless a NOTE printer that supports kanji is used. ──────────────────────────────────────────────────── Appendix 8 Printout Samples...
  • Page 369 APPENDIX 35 ──────────────────────────────────────────────────── Appendix 9 Headers of Data Output to Floppy Disk Data header Contents Unit Data output condition Date and OUTPUT DATE FDD data output date time of output OUTPUT TIME FDD data output time DEMAND Demand start date START DATE DEMAND Demand start time...
  • Page 370 APPENDIX 36 ──────────────────────────────────────────────────── Maximum I1max 1p2w, 1p3w, 3p3w, 3p3w3i, current 3p4w I1max DATE Date of generation display values I1max TIME Time of generation display I2max 1p3w, 3p3w, 3p3w3i, 3p4w I2max DATE Date of generation display I2max TIME Time of generation display I3max 3p3w3i, 3p4w I3max DATE...
  • Page 371 APPENDIX 37 ──────────────────────────────────────────────────── Minimum I1min 1p2w, 1p3w, 3p3w, 1p3p3i, current value 3p4w I1min DATE Date of generation display I1min TIME Time of generation display I2min 1p3w, 3p3w, 1p3p3i, 3p4w I2min DATE Date of generation display I2min TIME Time of generation display I3min 1p3p3i, 3p4w I3min DATE...
  • Page 372 APPENDIX 38 ──────────────────────────────────────────────────── Reactive power (total) Power varh When using the reactive integration power meter method WQ+ + WQ- Reactive power (LAG) varh Reactive power (LEAD) varh Apparent power +(WQ+) (WP+) Average Active power (Consumption) Integrated measurement Pave value within a WP+ / h mode time period...
  • Page 373 INDEX 1 ──────────────────────────────────────────────────────── Index - A - Command reference 164, 165, 169 AC power inlet 6, 23 Connection cable 140, 150, 157, 242, Accuracy 295-297, 302, 310 250,265, 294 Additional integrati 69, 71, 72, 82, 272 Consumption 63, 75-77, 89, 90, 102, Arrow 105, 107, 108, 110, 254, 307, 308 Auto range...
  • Page 374 INDEX 2 ──────────────────────────────────────────────────────── Instantaneous value 46, 49, 54, 66, 73, 81, 100, 105, 107, 115, 146-149, - E - 190-192, 211, 217, 220, 259, 260 English Integrated measurement Error message Inverter Extension 270, 275, 278 External control - J - Japanese - F - FD auto output...
  • Page 375 INDEX 3 ──────────────────────────────────────────────────────── Self-test 24, 25 Separator - P - Special key 8, 13, 126, 127, 227, 230 Specifications 293, 312 PLL unlock 8, 13 Stand 26, 27 13, 59, 86, 120, 123, 128, 228, 301 Start time 71, 78, 98, 99, 112, Parity check 131-133, 158, 239 184, 186, 205...
  • Page 376 INDEX 4 ──────────────────────────────────────────────────────── ─────────────────────────────────────────────────────── Index...
  • Page 379 All reasonable care has been taken in the production of this manual, but if you find any points which are unclear or in error, please contact your supplier or the International Sales and Marketing Department at HIOKI headquarters. In the interests of product development, the contents of this manual are subject to revision without prior notice.
  • Page 380 HEAD OFFICE 81 Koizumi, Ueda, Nagano 386-1192, Japan TEL +81-268-28-0562 / FAX +81-268-28-0568 E-mail: os-com@hioki.co.jp / URL http://www.hioki.co.jp/ HIOKI USA CORPORATION 6 Corporate Drive, Cranbury, NJ 08512, USA TEL +1-609-409-9109 / FAX +1-609-409-9108 3166A981-10 01-10H Printed on recycled paper...

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