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Arbiter Systems 1040C Manual

Panel meter calibrator
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Model 1040C
PANEL METER CALIBRATOR
Section 1
Section 2
Section 2
General Information
Operation
Application Notes

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Summary of Contents for Arbiter Systems 1040C

  • Page 1 Model 1040C PANEL METER CALIBRATOR Section 1 General Information Section 2 Operation Section 2 Application Notes...
  • Page 3 This manual is issued for reference only at the convenience of Arbiter Systems. Arbiter Systems has made reasonable effort to verify that all diagrams, to the best of our knowledge, are accurate as of July 1, 1991. However, due to production changes and availability of parts, these diagrams are subject to revisions and modifications.
  • Page 5 LIMITED WARRANTY Arbiter Systems makes no warranty, expressed or implied, on any product manufactured or sold by Arbiter Systems except for the following limited warranty against defects in materials and workmanship on products manufactured by Arbiter Systems. Products manufactured by Arbiter Systems are guaranteed against defective materials and workmanship under normal use and service for one year from date of delivery.
  • Page 7 Table of Contents SECTION 1 - GENERAL INFORMATION SECTION 2 - OPERATION SECTION 3 - CALIBRATING METERS AND TRANSDUCERS...
  • Page 8 SECTION 1 GENERAL INFORMATION...

  • Page 10: Table Of Contents

    Table 1.6 - Itemized Front Panel Description ................1-15 Table 1.7 - Hand Held Unit Features ....................1-22 Figures Figure 1.1 - AC VOLTAGE BURDEN (VOLTAGE OUTPUT) ...........1-8 Figure 1.2 - 1040C PANEL METER CALIBRATOR (not shown actual size) ......1-14 Figure 1.3 - HANDHELD UNIT CONTROLS ................1-21...

  • Page 12: General Information

    Model 1040C Panel Meter Calibrator General Information This manual provides specifications and operating instructions for the Model 1040C Panel Meter Calibrator (hereinafter referred to as the PMC) manufactured by Arbiter Systems. Introduction This section contains general information regarding the application, technical characteristics and specifications of the PMC.

  • Page 13: Accessories Included

    Any changes to this manual at the time of shipment will be packaged in a separate envelope. To keep your manual as current and as accurate as possible, Arbiter Systems recommends that you periodically request the latest manual changes supplement. Please reference the manual print date and part number located on the title page when ordering.

  • Page 14: Service Information

    Should your instrument need to be returned for factory service, please contact Arbiter System's Service Department to obtain a Return Material Authorization (RMA) number. If an instrument return is authorized, forward the instrument prepaid to Arbiter Systems. If the instrument is not covered by warranty, an estimate will be provided upon request.

  • Page 15: Table 1.1 - Current Specifications

    Table 1.1 - Current Specifications ____________________________________________________________________________ TYPE DESCRIPTION ____________________________________________________________________________ Output, DC Current Range 1 0.10 mA to 1.05 mA Range 2 1.00 mA to 10.5 mA Range 3 10.0 mA to 105 mA Range 4 0.100 A to 1.05 A Range 5 1.00 A to 10.5 A DC Current Amplitude...
  • Page 16 Table 1.1 - Current Specifications (continued) ____________________________________________________________________________ TYPE DESCRIPTION ____________________________________________________________________________ Output, AC Current Range 4 0.1 A to 1.05 A rms Range 5 1 A to 7.5 A rms AC Current Amplitude +(0.2% of reading +0.05% of full scale) Accuracy +(0.2% of reading +0.1% of full scale) on Range 5 Compliance 6 V rms...

  • Page 17: Table 1.2 - Voltage Specifications

    Table 1.2 - Voltage Specifications * ____________________________________________________________________________ TYPE DESCRIPTION ____________________________________________________________________________ Output, + DC Voltage Range 1 10 mV to 105 mV Range 2 0.1 V to 1.05 V Range 3 1 V to 10.5 V Range 4 10 V to 105 V Range 5 100 V to 1050 V +DC Voltage Amplitude...
  • Page 18 Table 1.2 - Voltage Specifications * (continued) ____________________________________________________________________________ TYPE DESCRIPTION ____________________________________________________________________________ AC Voltage Amplitude Accuracy AC Voltage <150 V rms +(0.2% of reading +0.05% of full scale.) AC Voltage >150 V rms +(0.2% of reading +0.1% of full scale). Burden Voltage Output <150 Vrms 300.0 mArms...

  • Page 19: Figure 1.1 - Ac Voltage Burden (Voltage Output)

    300 mA 10 VA VOLTAGE (V rms) Figure 1.1 - AC VOLTAGE BURDEN (VOLTAGE OUTPUT)

  • Page 20: Table 1.3 - Combined Specifications

    Table 1.3 - Combined Specifications * ____________________________________________________________________________ TYPE DESCRIPTION ____________________________________________________________________________ Output, AC Power/VARS V Range I Range 1.5 VA to 165 VA 15 VA to 825 VA 15 VA to 785 VA 150 VA to 5625 VA AC Power Amplitude Derived from the individual Accuracy, Burden, accuracies of the voltage and...
  • Page 21 Table 1.3 - Combined Specifications * (continued) ____________________________________________________________________________ TYPE DESCRIPTION ____________________________________________________________________________ Output, AC Phase/Power Output same as AC power Factor Phase Angle Range +180° to -180° ±0.33° Phase Accuracy ≤ Phase Stability (RMS) 0.2° rms; averaged 1 minute or longer ≤...

  • Page 22: Table 1.4 - General Specification

    Table 1.4 - General Specification ____________________________________________________________________________ TYPE DESCRIPTION ____________________________________________________________________________ Supply Power 115 V rms +15%, 47 to 500 Hz, single phase Current 0.5 amperes (Standby Mode). 3.0 amperes (Operate Mode and Maximum Output) Cooling Forced Air Power Switch The high power lead is controlled by the front panel Mounted toggle switch.

  • Page 23: Table 1.5 - Supplemental Characteristics

    Table 1.5 - Supplemental Characteristics ____________________________________________________________________________ TYPE DESCRIPTION ____________________________________________________________________________ Display 20-character alphanumeric vacuum fluorescent display module used to indicate output and operational status, user prompts, and diagnostic messages. Output Mode Selection 4 Keys with LED indicators for selection of RESET, DC, 60HZ, or 400HZ Function and Display 6 keys with LED indicators for selection of VOLTAGE,...
  • Page 24 Table 1.5 - Supplemental Characteristics (continued) ____________________________________________________________________________ TYPE DESCRIPTION ____________________________________________________________________________ Increase/Decrease Value UP and DOWN ARROW keys are used to increase or decrease, Modification respectively, the displayed value. The rate of modification may be increased by depressing the UP or DOWN ARROW key and depressing the NORMAL key (or the opposite ARROW key).
  • Page 25 GP-IB 1040C PANEL METER CALIBRATOR AUX. VOLTAGE HIGH OVERLOAD VOLTAGE REMOTE ROW A RESET 60 HZ 400 HZ OPER ROW B STBY STORE NORMAL % DEV VOLTAGE SYNCHRO ROW C RECALL POWER CURRENT SCOPE ROW D POWER DEGREE CLEAR FREQUENCY...

  • Page 26: Table 1.6 - Itemized Front Panel Description

    Table 1.6 - Itemized Front Panel Description (See Figure 1.2) ____________________________________________________________________________ FIG.1.2 CONTROLS, INDICATORS OR CONNECTORS FUNCTION ____________________________________________________________________________ Red Overload Indicates that the device under test (DUT) input impedance is too Indicator low for the PMC voltage output or the DUT input impedance is too high for the PMC current output.
  • Page 27 Table 1.6 - Itemized Front Panel Description (continued) (See Figure 1.2) ____________________________________________________________________________ FIG. 1.2 Row, Col. KEYS FUNCTION ____________________________________________________________________________ Keypad Used to enter the desired value for the selected function. After a function is selected the lowest or last value will be displayed. Entering the new value on the keypad and pressing the appropriate units key may change this value.
  • Page 28 Table 1.6 - Itemized Front Panel Description (continued) (See Figure 1.2) ____________________________________________________________________________ FIG. 1.2 Row, Col. KEYS FUNCTION ____________________________________________________________________________ RESET Pressing the RESET key returns the PMC to the Reset state. The Reset state is indicated by illumination of the RESET LED and DC, 60Hz or 400Hz? on the display.
  • Page 29 Table 1.6 - Itemized Front Panel Description (continued) (See Figure 1.2) ____________________________________________________________________________ FIG. 1.2 Row, Col. KEYS FUNCTION ____________________________________________________________________________ VOLTAGE Selects voltage mode and illuminates the VOLTAGE LED. If Power, Power Factor, Phase, or Synchroscope output modes have been previously selected, pressing VOLTAGE allows the user to enter or modify the voltage value without changing output modes.
  • Page 30 Table 1.6 - Itemized Front Panel Description (continued) (See Figure 1.2) ____________________________________________________________________________ FIG. 1.2 Row, Col. KEYS FUNCTION ____________________________________________________________________________ CURRENT Selects current mode and illuminates the CURRENT LED. If Power, Power Factor, or Phase output modes have been previously selected, pressing CURRENT allows the user to enter or modify the current value without changing the output mode.
  • Page 31 Table 1.6 - Itemized Front Panel Description (continued) (See Figure 1.2) ____________________________________________________________________________ FIG. 1.2 Row, Col. KEYS FUNCTION ____________________________________________________________________________ DEGREE/ENTER Selects the units of degrees if Phase was previously selected. All numbers without units must entered using DEGREE/ENTER key. Changing the GPIB address on startup is an example of a number without unit that may be entered.

  • Page 32: Figure 1.3 - Handheld Unit Controls

    10403A HAND-HELD UNIT MEMORY NORMAL STORE RECALL % DEV OPERATE STANDBY MODIFY INCREASE DECREASE Figure 1.3 - HANDHELD UNIT CONTROLS 1-21...

  • Page 33: Table 1.7 - Hand Held Unit Features

    Table 1.7 - Hand Held Unit Features (See Figure 1.3) ____________________________________________________________________________ CONTROLS, INDICATORS FIG. 1.3 OR CONNECTORS FUNCTION ____________________________________________________________________________ 4-Digit LCD display The hand held unit (HHU) display duplicates the PMC front with sign panel display's numeric values. 2 – 8 Pushbuttons Duplicates and selects the corresponding function on the PMC front panel (See Table 1.2).
  • Page 34 SECTION 2 OPERATION CAUTION The PMC current and voltage outputs are designed to operate into independent, electrically isolated loads, for example, switchboard panel meters. The accuracy of the output values may be affected if the unit is connected to non-isolated loads such as some line-operated meters that induce multiground path, spurious noise or loads that interconnect in any way the voltage and current outputs.

  • Page 36: Table Of Contents

    Table of Contents Operation................................1 General ................................1 Unpacking ................................ 1 Setup................................. 1 Front Panel Operation ............................2 2.4.1 General ................................. 2 2.4.2 Keypad ................................. 6 2.4.3 Display ................................. 6 2.4.4 Reset................................6 2.4.5 Modify................................7 2.4.6 Normal/Deviation............................7 2.4.7 Memory ................................
  • Page 37 2.8.2.2.3 Phase Test .............................. 35 2.8.2.2.4 A/D Test..............................35 2.8.2.3 CURRENT OUTPUT TEST........................35 2.8.2.4 VOLTAGE OUTPUT TEST ........................35 2.8.3 Diagnostic Test Description........................36 2.8.3.1 EXIT TESTS ............................. 36 2.8.3.2 DISPLAY AND LED TEST........................36 2.8.3.3 FRONT PANEL KEY TEST........................37 2.8.3.4 RAM/ROM &...
  • Page 38 Table 2.4 - GPIB Command Description 25 Table 2.4 - GPIB Command Description (continued) 26 Table 2.5 - 1040C Status Message Description, Control Status (QC) 27 Table 2.5 - Control Status (QC) (continued) 28 Table 2.6 - 1040C Status Message Description, Current & Voltage 29 Table 2.7 - GPIB Error Codes 30...

  • Page 40: Operation

    Operating controls connectors and indicators for the PMC are shown in Figure 1.2. Unpacking Unpack the PMC and visually inspect for possible shipping damage. IF DAMAGE EXISTS, NOTIFY ARBITER SYSTEMS AND THE CARRIER AND RETAIN THE SHIPPING CARTON. DO NOT RETURN THE UNIT WITHOUT INSTRUCTIONS FROM ARBITER SYSTEMS.

  • Page 41: Front Panel Operation

    The PMC is now ready to be used for meter calibration. Refer to the rest of this section for proper connections and operation. Front Panel Operation 2.4.1 General Control of the PMC is straightforward and requires pressing the keys that designate the desired operating modes, conditions, and values according to the sequences shown in Fig.
  • Page 42 RESET OPERATE RECALL LOOP D.C. 60 HZ 400 HZ POWER/ POWER VOLTAGE CURRENT PHASE FACTOR VARS POWER/ POWER OPERATE OPERATE CURRENT FREQUENCY VOLTAGE CURRENT FREQUENCY PHASE VARS FACTOR LOOP LOOP OPERATE OPERATE LOOP LOOP VOLTAGE FREQUENCY SYNCHRO VOLTAGE FREQUENCY SCOPE OPERATE LOOP OPERATE...
  • Page 44 Table 2.1 - PMC Output Functions and Display Quantities ______________________________________________________________________________ QUANTITIES WHICH CAN BE OUTPUT FUNCTIONS DISPLAYED AND MODIFIED ______________________________________________________________________________ Voltage, DC Voltage Voltage, AC Voltage, Frequency Current, DC Current Current, AC Current, Frequency Power Factor, Phase, Power Power Factor, Phase, Voltage, Current, Frequency AC Synchroscope 0°/180°...

  • Page 45: Keypad

    2.4.2 Keypad The 12-key keypad (See Fig. 1.2) consists of the 10 digits, 0-9, plus a decimal point and minus/backspace key. Each keypad entry must be preceded by selection of the type of quantity to be entered and followed by selection of the desired units or the ENTER key. The first key pressed on the keypad causes the PMC to display ENTRY=X where X represents the key depressed.

  • Page 46: Modify

    and the RESET, NORMAL and STBY LED's will be illuminated (the STORE LED will be illuminated if there are settings stored in the user memory). Selecting DC, 60 Hz, 400 Hz, or the memory operations RECALL or CLEAR, are the only valid operations while in RESET mode.

  • Page 47: Memory

    Press the %DEV key again to display METER = 00.00%. The PMC now displays the deviation from the selected calibration point in percent of meter full scale. The previous displays can be reviewed and/or changed by pressing the %DEV key. Repeatedly press the % DEV key until the METER = XX.XX% is displayed again.

  • Page 48: Power Factor/Phase Operating Procedure

    -90 < Θ <0 Lag + Turn the PMC off, connect the PMC to a power factor or phase meter (See Fig. 2.2 below) and proceed with the steps in Table 2.2. 1040C PANEL METER CALIBRATOR AUX. V. REMOTE VOLTAGE...
  • Page 49 Table 2.2 - Power Factor/Phase Operating Procedure ______________________________________________________________________________ STEP OPERATOR ACTION RESULTS ______________________________________________________________________________ Apply power to PMC After successful completion of Function Tests the PMC will momentarily display PASSED FUNCTION TEST. The PMC will return to RESET mode and display DC, 60 Hz, or 400 Hz? The RESET, STBY, and NORMAL LED's (and the STORE LED if user settings are presently stored in the user memory) will be illuminated.
  • Page 50 Table 2.2 - Power Factor/Phase Operating Procedure (continued) ______________________________________________________________________________ STEP OPERATOR ACTION RESULTS ______________________________________________________________________________ Press Current The VOLTAGE LED will turn off, the CURRENT LED will turn on, the PMC displays CURRENT .1000A (.1 amps rms is the lowest current available for Power Factor/Phase output mode). Press 5 PMC displays ENTRY = 5 Press V/A...
  • Page 51 Table 2.2 - Power Factor\Phase Operating Procedure (continued) ______________________________________________________________________________ STEP OPERATOR ACTION RESULTS ______________________________________________________________________________ Press POWER New values for any of these functions may be entered using the keypad or the old settings may be modified. The PMC will FACTOR, PHASE, POWER/VARS, remain in Operate mode unless the new Voltage or Current FREQUENCY,...

  • Page 52: Dc Voltage Operating Procedure

    3. Enter the desired voltage using the keypad and the unit key. 4. Press OPER. 5. MODIFY, MEMORY, or %DEV may be used. 6. Press STBY when the measurement is complete to remove the output signal. 1040C PANEL METER CALIBRATOR AUX. V REMOTE VOLTAGE...

  • Page 53: Ac Voltage Operating Procedure

    4. Press OPER. 5. MODIFY, MEMORY, and %DEV may be used. The FREQUENCY or VOLTAGE may be modified. 6. Press STBY when the measurement is complete to remove the output signal. 1040C PANEL METER CALIBRATOR AUX. V REMOTE VOLTAGE CURRENT...

  • Page 54: Dc Current Operating Procedure

    3. Enter desired current using the keypad and units keys. 4. Press OPER. 5. MODIFY, MEMORY, and %DEV may be used. 6. Press STBY when the measurement is complete to remove the output signal. 1040C PANEL METER CALIBRATOR AUX. V REMOTE VOLTAGE...

  • Page 55: Ac Current Operating Procedure

    4. Press OPER. 5. MODIFY, MEMORY, or %DEV may be used. The FREQUENCY or CURRENT may be modified. 6. Press STBY when the measurement is complete to remove the output signal. 1040C PANEL METER CALIBRATOR AUX. V REMOTE VOLTAGE CURRENT...

  • Page 56: Ac Power Operating Procedure

    9. MODIFY, MEMORY, or %DEV may be used. POWER, VARS CURRENT, VOLTAGE, PHASE, POWER FACTOR, or FREQUENCY may be modified. 10. Press STBY when the measurement is complete to remove the output signal. 1040C PANEL METER CALIBRATOR AUX. V REMOTE...

  • Page 57: Synchroscope Operation

    Aux. Voltage outputs, between 0Ê and 180Ê degrees. present phase angle is displayed. 7. Voltage or Frequency may be modified. 8. Press STBY when the measurement is complete to remove the output signal. 1040C PANEL METER CALIBRATOR AUX. V. REMOTE VOLTAGE CURRENT DRANETZ 305C Figure 2.8 –...

  • Page 58: Frequency Operating Procedure

    6. Press OPER. 7. MODIFY, MEMORY, or %DEV may be used. The FREQUENCY or VOLTAGE may be modified. 8. Press STBY when the measurement is complete to remove the output signal. 1040C PANEL METER CALIBRATOR AUX. V. REMOTE VOLTAGE CURRENT...

  • Page 59: Hand Held Unit

    Hand Held Unit The Hand Held Unit, when connected to the Remote connector on the PMC Front Panel, has controls, which duplicate controls on the PMC Front Panel. The Hand Held Unit has a 4 digit display, lighted pushbuttons and a MODIFY UP/DOWN Rocker Switch which duplicate the function of the numeric portion of the PMC display, the keys and LED indicators, and the MODIFY UP/DOWN keys, respectively.
  • Page 60 Table 2.3 - HHU Status Messages ______________________________________________________________________________ DISPLAY MESSAGE ______________________________________________________________________________ PASS PMC has successfully completed a functional test procedure or a circuit card test. Er 0 Output overload. Er 3 Measurement offset adjustment out of calibration. Er 4 No voltage or current function set. Er 6 Deviation cardinal value is zero.

  • Page 61: Setting The Gpib Address

    2.7.2 Setting the GPIB Address The GPIB Address is set during the power on sequence using the keypad and the ENTER key. Turn on the PMC. The PMC will display GPIB ADDRESS = XX. If the desired address is displayed, press the ENTER key to begin the Self-Test Function Test. The GPIB address may only be changed while it is being displayed by entering a one or two digit address and pressing ENTER.

  • Page 62: Command Codes

    2.7.6 Command Codes The PMC responds to ASCII alphanumeric command strings (capital letters only). Only one commend per message is permitted, terminated with a Carriage Return (CR) and Line Feed (LF) characters or with a LF character alone. Space characters are ignored. Table 2.4 lists the available commands and the resulting PMC action.

  • Page 63: Status Commands

    after completion of a diagnostic test send Carriage Return (CR) and Line Feed (LF) characters or LF alone. 2.7.7.2 Status Commands The status of the PMC may be requested by using the Query Commands: QC, QD, QI, QV, or QM. The controller addresses the PMC to listen, sends the query command, addresses the PMC to talk and then receives the requested status data.
  • Page 64 Table 2.4 - GPIB Command Description _____________________________________________________________________________ COMMAND RESULT _____________________________________________________________________________ Initializes Current operating mode or displays Current if in Power or Phase/Power Factor mode. Enables PMC calibration mode. Selects calibration fraction of range with X=1, 2,3,4 or 5. 1=1/10 Range, 2=1/4, 3=1/2, 4=3/4 and 5=Top of Range.
  • Page 65 Table 2.4 - GPIB Command Description (continued) _____________________________________________________________________________ COMMAND RESULT _____________________________________________________________________________ Execute MEMORY RECALL function Returns PMC to RESET state. Sends instrument serial number Selects SYNCHROSCOPE output and 0° SS180 Selects SYNCHROSCOPE output and 180° Selects STANDBY state Execute MEMORY STORE function Initializes VOLTAGE Operating mode or displays Voltage if in POWER or PHASE/POWER FACTOR modes.
  • Page 66 Table 2.5 - 1040C Status Message Description, Control Status (QC) _____________________________________________________________________ POSITION # DESCRIPTION _____________________________________________________________________ Normal Standby Synchroscope 0Ê 400 HZ Reset 60 HZ Phase % Deviation Not used Not used Operate Power Factor Not used Synchroscope 180° Voltage 1...
  • Page 67 Table 2.5 - Control Status (QC) (continued) _____________________________________________________________________ POSITION # DESCRIPTION _____________________________________________________________________ Not used Voltage On Current On Power Converter On Not used Not used Flash Display 2-28...
  • Page 68 Table 2.6 - 1040C Status Message Description, Current & Voltage Current Range (QI) and Voltage Range (QV) Status ____________________________________________________________________________ BIT # CURRENT RANGE VOLTAGE RANGE ____________________________________________________________________________ 1 mA 100mV 10 mA 100 mA 10 V 100 V 10 A 1000 V...
  • Page 69 Table 2.7 - GPIB Error Codes _____________________________________________________________________________ SERIAL POLL RESPONSE DESCRIPTION _____________________________________________________________________________ 64 + CODE # Routine Operation Error CODE # (See Table 2.8 for Code #'s 0 through 10) 64 + 11 Processor Control Function Test Failure 64 + 12 Current Output Function Test Failure 64 + 13 Voltage Output Function Test Failure...
  • Page 70 Table 2.8 - Routine Operation Error Codes (Also displayed on Hand Held Unit) _____________________________________________________________________________ CODE # DESCRIPTION _____________________________________________________________________________ Output Overload PMC unable to supply required output level Not used Measurement offset adjust error Not used Not used Deviation cardinal point is zero PMC output terminals not isolated Not used PMC calibration storage error...
  • Page 71 Table 2.9 - Diagnostic Tests and Error Codes _____________________________________________________________________________ TEST ERROR DESCRIPTION _____________________________________________________________________________ Display and LED Test No error report (operator views display and LED's for defects). Control Switch Test No error report. Operator cued to press Front Panel Buttons. Test if the button tested is inoperative, if all buttons are tested and operate, PASS message displayed (pass code is reported via GPIB if the test was requested over GPIB).
  • Page 72 Table 2.9 - Diagnostic Test Error Codes (continued) _____________________________________________________________________________ TEST ERROR DESCRIPTION _____________________________________________________________________________ Voltage Measurement Test Measurement Offset Adjustment Error Reference Measurement Error AC Gain Measurement Error Overload Circuit Test Error 100 mV Range Measurement Error 1 V Range Measurement Error 10 V Range Measurement Error 100 V Range Measurement Error 1000 V Range Measurement Error...

  • Page 73: Self Test Operation

    Self Test Operation 2.8.1 General The PMC has two levels of built-in self-tests: a Function Test which checks for general functional characteristics and a set of Diagnostic Tests which provide for detailed fault isolation. The Function Test is performed automatically on power on and may be re-run at anytime by pressing and holding both of the modify keys (Up/Down arrows) and depressing the RESET key.

  • Page 74: Rom Test

    processor so that it is able to function, at least in a limited way, to perform the following control tests: 2.8.2.2.1 ROM Test A check sum test is performed on the control ROM to verify that the control program is intact. All of the bytes for the control program, present in the ROM, are added to form a sum, which is compared with a stored value in the ROM.

  • Page 75: Diagnostic Test Description

    2.8.3 Diagnostic Test Description The PMC diagnostic tests are initiated if a power-on function test failure occurs or if the operator presses and holds the MODIFY DOWN key and then presses the RESET key. Upon initiation of the diagnostic tests (UP ARROW), (DOWN ARROW) & ENT for tests will be displayed. The MODIFY UP and MODIFY DOWN keys are used to cycle through the tests.

  • Page 76: Front Panel Key Test

    2.8.3.3 FRONT PANEL KEY TEST All of the front panel PMC keys and the knob are checked for correct operation in this test. The knob check is performed first. The PMC will display the message KNOB = XXX. As the knob is rotated the number represented by XXX will cycle from 0 to 255, increasing as the knob is rotated clockwise and decreasing as the knob is rotated counter-clockwise.

  • Page 77: Reference Test

    2.8.3.5.1 Reference Test The ADC measures and compares its internal reference with the PMC's precision DC voltage reference source. The measurement is performed using the current measurement circuitry. If an out-of-bound condition exists, the measurement is repeated using the voltage measurement circuitry.

  • Page 78: Current Overload Test

    2.8.3.6.4 Current Overload Test The current overload test is performed in two steps. In the first step the test relay is closed and the current source is energized. A compliance measurement is performed and should be less than a prescribed limit. In the second step the test relay is opened with the current source energized and the compliance voltage measurement is repeated.

  • Page 79: Voltage Measurement Offset Test

    range. In the event of a measurement failure, the PMC DEBUG UTILITIES (see Sec. 2.8.4.1) can be used to display measurement values and provide additional operational data for localizing a fault or for aid in setting manual adjustments. The following tests are performed to assess the PMC voltage measurement and output functions. 2.8.3.8.1 Voltage Measurement Offset Test The output of the voltage measurement amplifier is tested with a zero-signal input.

  • Page 80: Minimum Output Test

    2.8.3.9.1 Minimum Output Test The coarse and fine control attenuators, A1 and A2, are set for minimum output and the voltage output is measured. If the output exceeds a prescribed limit a FAIL message is displayed and the attenuator circuitry needs corrective maintenance. 2.8.3.9.2 Attenuator Test To produce a prescribed set of output values the unit increments and decrements internal...
  • Page 81 Press the ENTER key when finished with the offset adjustment to proceed to the DC gain test, which is announced by the message DC GAIN TEST XXXXX. XXXXX is the measurement reading obtained when the precision 100-mV reference is applied to the measurement amplifier input.

  • Page 82: Error Messages

    Voltage Settings RANGE FULL SCALE OUTPUT MODIFY VALUE OUTPUT VALUE 100 mV 2600 15340 2600 15340 10 V 2500 14750 100 V 2600 15200 1000 V 2600 15200 Upon completion of the current output amplifier offset test, use the MODIFY UP or MODIFY DOWN keys to indicate pass or fail respectively.
  • Page 84 Table 2.10 - Error/Probable Cause/Appropriate Action ___________________________________________________________________________________________________________ CODE DISPLAYED MESSAGES DESCRIPTION PROBABLE CAUSE APPROPRIATE ACTION ___________________________________________________________________________________________________________ VOLTAGE Too much current is being 1. Voltage cable connectors 1. Check for proper operation OVERLOAD drawn from the voltage shorted. with voltage cable output.
  • Page 86 Table 2.10 - Error/Probable Cause/Appropriate Action (continued) ___________________________________________________________________________________________________________ CODE DISPLAYED MESSAGES DESCRIPTION PROBABLE CAUSE APPROPRIATE ACTION ___________________________________________________________________________________________________________ VOLTAGE Unable to reach requested Internal fault. Consult repair technician. OUTPUT LOW voltage. CURRENT Unable to reach requested Internal fault. Consult repair technician. OUTPUT LOW current.
  • Page 88 Table 2.10 - Error/Probable Cause/Appropriate Action (continued) ___________________________________________________________________________________________________________ CODE DISPLAYED MESSAGES DESCRIPTION PROBABLE CAUSE APPROPRIATE ACTION ___________________________________________________________________________________________________________ CAL. STORAGE Whenever new calibration Possible faulty component on Turn PMC off and back on again. ERROR constants are stored a check processor card. If problem persists consult repair sum is created.
  • Page 89 SECTION 3 – APPLICATION NOTES CALIBRATING METERS AND TRANSDUCERS WITH THE MODEL 1040C PANEL METER CALIBRATOR ARBITER SYSTEMS, INC. 1324 VENDELS CIRCLE, SUITE 121 PASO ROBLES, CA 93447 (805) 237-3831 FAX (805) 238-5717 PD0010800A 9-92...
  • Page 90 Table of Contents Introduction ....................... 1 Using the 1040C for Calibrating Single Phase Devices..........2 A.C. Voltage ....................2 A.C. Current....................2 A.C. Power....................3 A.C. Frequency ..................... 3 Phase Angle....................4 Power Factor ....................4 Volt-Amps and Volt-Amps Reactive............5 Using the 1040C for Calibrating Polyphase Devices..........

  • Page 91: Introduction

    99 instrument configurations document is to provide a guideline for using for repetitive calibration tasks. Many of the the 1040C to calibrate commonly used meters operations performed via the front panel can and transducers. be duplicated using the included hand-held control unit.

  • Page 92: Using The 1040C For Calibrating Single Phase Devices

    For more complete instructions on operation A.C. Current of the 1040C in the ac current mode, refer to section 2.5.5 of the operation manual. Calibration of a single phase transducer or meter for ac current follows virtually the same...

  • Page 93: Power

    1040C current output For more complete instructions on operation leads are connected to the current input of the 1040C in the ac power mode, refer to terminals of the meter or transducer (figures section 2.5.6 of the operation manual.

  • Page 94: Phase Angle

    1040C should be angle calibration; passed through the center of the current • The power factor can be entered transformer, and then shorted to the other directly, by first pressing the "Power...

  • Page 95: Volt-Amps And Volt-Amps Reactive

    1040C, (refer to figures 5 and 6). refer to figure 12. Typical applications of power factor...
  • Page 96 Therefore, representative circuit recommendations. more detailed connections and calibration connections for instructions on operating the 1040C in the these devices are shown in figures 5 and 6, volt-amps and volt-amps reactive modes, refer respectively. When connected per the to section 2.5.6 of the operation manual.

  • Page 97: Using The 1040C For Calibrating Polyphase Devices

    Figure 9a shows a elements can be connected in parallel across typical connection diagram for measurements the voltage output of the 1040C, as shown in of this type. A current sensing element is figure 7a, provided that the combined current...

  • Page 98: Phase Angle

    The leads of the 1040C should be passed through only exception to this rule would be for 2 1/2 the center of the current transformer, and then element transducers, which are sometimes shorted to the other lead.
  • Page 99 Calibration of the transducer should be Regardless of the type of transducer or performed according instrument meter employed, the 1040C has a provision manufacturer's recom-mendations. for direct calibration of power factor. Typical applications of power factor stated earlier in this document, the power...

  • Page 100: Volt-Amps And Volt-Amps Reactive

    Volt-Amps Volt-Amps Reactive Refer to the single-phase volt-amps and the 1040C. If the necessary current exceeds volt-amps reactive section of this document this range, the display will indicate "Entry for definitions of these parameters. Error". Additionally, if the phase angle is set...

  • Page 101: Calibrating Transducers Using The Null Comparison Method

    Also, since the adjusted until the differential meter dislays 1040C is a precision source and no external zero. The advantage of this method is that meters are necessary, the simplicity of the since the input signals are exactly the same,...
  • Page 102 a) Voltmeter, Typical Installation, b) Voltmeter, Typical Installation, no Potential Transformer with Potential Transformer Inst. Inst. Output Output Pwr. Pwr. c) Voltage Transducer, Typical d) Voltage Transducer, Typical Installation, no Potential Transformer Installation, with Potential Transformer Figure 1 Single-Phase Voltage Meters and Transducers, Typical Circuit Connections 3-12...
  • Page 103 1040C 1040C a) Voltmeter Calibration Connections, b) Voltmeter Calibration Connections, no Potential Transformer with Potential Transformer Inst. Inst. Output Output Pwr. Pwr. 1040C 1040C c) Voltage Transducer Calibration Connections, d) Voltage Transducer Calibration Connections, no Potential Transformer with Potential Transformer...
  • Page 104 a) Current Meter, Typical Installation, b) Current Meter, Typical Installation, no Current Transformer with Current Transformer Inst. Inst. Output Output Pwr. Pwr. c) Current Transducer, Typical Installation, d) Current Transducer, Typical Installation, no Current Transformer with Current Transformer Figure 3 Single-Phase Current Meters and Transducers, Typical Circuit Connections 3-14...
  • Page 105 1040C 1040C a) Current Meter Calibration Connections, b) Current Meter Calibration Connections, no Current Transformer with Current Transformer Inst. Inst. Output Output Pwr. Pwr. 1040C 1040C c) Current Transducer Calibration Connections, d) Current Transducer Calibration Connections, no Current Transformer with Current Transformer...
  • Page 106 Voltage Current Connections Connections Current Voltage Connections Connections W/Var/PF W/Var/PF a) W/Var/PF Meter, Typical Installation, b) W/Var/PF Meter, Typical Installation, no Current or Potential Transformers with Current and Potential Transformers Inst. Inst. Output Output Pwr. Pwr. Current Voltage Current Voltage Connections Connections Connections...
  • Page 107 Current Voltage Connections Connections Current Voltage Connections Connections W/Var/PF W/Var/PF 1040C 1040C a) W/Var/PF Meter Calibration Connections, b) W/Var/PF Meter Calibration Connections, no Current or Potential Transformers with Current and Potential Transformers Inst. Inst. Output Output Pwr. Pwr. Current Voltage...
  • Page 108 Outputs, To DVM(s) Inst. Pwr. Total Burden Current = . . . 1040C Where: Output Voltage of 1040C = Impedance of Transducer or Meter x, at Frequency a) Transducers of Operation c) Burden Calculation 1040C b) Meters Figure 7 3-18...
  • Page 109 Outputs, To DVM(s) Inst. Pwr. Total Burden Voltage = . . . Where: Output Current of 1040C 1040C = Impedance of Transducer x at Frequency of Operation a) Transducers c) Burden Calculations 1040C b) Meters Figure 8 Calibration of Multiple Current Transducers or Meters...
  • Page 110 Inst. Output Pwr. a) Circuit Connections for Power Measurement in a 3 Phase, 4 Wire System, using a 3-Element Transducer Inst. Output Pwr. b) Circuit Connections for Power Measurement in a 3 Phase, 3 Wire System, Using a 2-Element Transducer Figure 9 Multi-Phase Power Measurement Techniques 3-20...
  • Page 111 Inst. Output Pwr. (to D.V.M.) 1040C Figure 10 Calibration Connections for 3-Element Watt Transducer. Current and Potential Transformers are included for reference. 3-21...
  • Page 112 Inst. Output Pwr. (to D.V.M.) Note: Wiring Also Applies for 3 Phase 3 Wire System a) Typical Circuit Connections Inst. Output Pwr. (to D.V.M.) 1040C b) Typical Calibration Connections Figure 11 Phase Angle Transducer 3-22...
  • Page 113 Example: Watts = Vrms • Irms • Cos θ is lagging voltage. VA = Vrms • rms Phase Angle = -90˚ Figure 12 Phase, Power Factor, and VAR Conventions Employed by the 1040C Panel Meter Calibrator 3-23...

  • Page 114: Appendix A Meter Examples

    Appendix A Meter Examples The following pages contain connection diagrams for use in calibrating various types of Yokogawa panel meters. These illustrations are for reference only; the manufacturer's data sheets should be consulted to insure proper connections. 3-24...
  • Page 115 1040C PANEL METER CALIBRATOR AUX. V. REMOTE VOLTAGE CURRENT A C V O LT M E T E R Y O K O G AWA 1 0 3 0 2 1 1040C PANEL METER CALIBRATOR AUX. V. REMOTE VOLTAGE CURRENT...
  • Page 116 1040C PANEL METER CALIBRATOR AUX. V. REMOTE VOLTAGE CURRENT 3 W IR E , 3 P H A S E WAT T M E T E R YOKOGAWA 10322 103712 1040C PANEL METER CALIBRATOR AUX. V. REMOTE VOLTAGE CURRENT Black...
  • Page 117 1040C PANEL METER CALIBRATOR AUX. V. REMOTE VOLTAGE CURRENT Black Black S IN G L E P H A S E WAT T M E T E R A N D VA R M E T E R YOKOGAWA 10321...
  • Page 118 1040C PANEL METER CALIBRATOR AUX. V. REMOTE VOLTAGE CURRENT 4 W IR E , 3 P H A S E , 2 1 /2 E L E M E N T VA R M E T E R YOKOGAWA 10329...
  • Page 119 1040C PANEL METER CALIBRATOR AUX. V. REMOTE VOLTAGE CURRENT Black Black S IN G L E P H A S E P O W E R FA C TO R M E T E R YOKOGAWA 103412 1040C PANEL METER CALIBRATOR AUX.
  • Page 120 1040C PANEL METER CALIBRATOR AUX. V. REMOTE VOLTAGE CURRENT Black 4 W IR E , 3 P H A S E P O W E R FA C TO R M E T E R YOKOGAWA 103472 3-30...

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