YOKOGAWA WT1800 User Manual
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YOKOGAWA WT1800 User Manual

Precision power analyzer
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WT1800
Precision Power Analyzer
IM WT1801-02EN
3rd Edition

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Summary of Contents for YOKOGAWA WT1800

  • Page 1 WT1800 Precision Power Analyzer IM WT1801-02EN 3rd Edition...
  • Page 2 Thank you for purchasing the WT1800 Precision Power Analyzer. This User’s Manual explains how to use the WT1800. To ensure correct use, please read this manual thoroughly before beginning operation. Keep this manual in a safe place for quick reference in the event a question arises.
  • Page 3 Symbols and Notation Used in This Manual Notes and Cautions The notes and cautions in this manual are categorized using the following symbols. Improper handling or use can lead to injury to the user or damage to the instrument. This symbol appears on the instrument to indicate that the user must refer to the user’s manual for special instructions.

  • Page 4: Key Operation And Functions

    Key Operation and Functions Key Operation How to Use Setup Menus That Appear When Keys Are Pressed The operation after you press a key varies depending on the key that you press. Numeric (4) Menu Measure Menu Line Filter Menu Numeric Form Menu A: Press the soft key to use the cursor keys to configure this setting.
  • Page 5 If you press RESET when you are using the cursor keys to set a value or select an item, the setting is reset to its default value (depending on the operating state of the WT1800, the setting may not be reset).

  • Page 6: Entering Values And Strings

    Entering Values and Strings Entering Values Using the Cursor Keys to Enter Values Select the appropriate item using the soft keys, and change the value using the cursor keys and the SET key. This manual sometimes describes this operation simply as “using the cursor keys.” Note Some items that you can set using the cursor keys are reset to their default values when you press the RESET key.
  • Page 7 Entering Values and Strings Enter a character string from the history. Character insertion position Enter a preset character string. Moves the character insertion position Deletes the previous character Deletes all characters Confirms the characters that you have entered Enter a character string from the history.

  • Page 8: Table Of Contents

    Contents Conventions Used in This Manual ....................ii Key Operation and Functions ......................iii Entering Values and Strings ......................v Chapter 1 Basic Measurement Conditions Configuring the Wiring System Settings ................1-1 Setting the Voltage and Current Ranges ................1-2 Setting the External Current Sensor Range (Option) ............1-4 Setting the External Current Sensor Conversion Ratio (Option) ........
  • Page 9 Contents Chapter 7 Computations Setting User-Defined Functions ..................7-1 Setting User-Defined Events .................... 7-2 Setting Apparent Power, Reactive Power, and Corrected Power Equations ....7-3 Setting the Sampling Frequency ..................7-4 Setting the Phase Difference Display Format..............7-5 Setting Master and Slave Synchronized Measurement ........... 7-6 Setting the Voltages or Currents Whose Frequencies Will Be Measured ......
  • Page 10 Connecting the WT1800 to a Network ................20-1 20.2 Configuring TCP/IP Settings ................... 20-3 20.3 Accessing the WT1800 from a PC (FTP Server)............20-4 20.4 Connecting to a Network Drive ..................20-5 20.5 Using SNTP to Set the Date and Time ................20-6 Chapter 21 Other Features 21.1...

  • Page 11: Chapter 1 Basic Measurement Conditions

    Chapter 1 Basic Measurement Conditions Configuring the Wiring System Settings This section explains the following settings for wiring systems: • Wiring system • Wiring unit • Wiring pattern ► “Wiring System (Wiring)” in the features guide Wiring Settings (Wiring Settings) Press WIRING and then the Wiring soft key to display the following screen.

  • Page 12: Setting The Voltage And Current Ranges

    Setting the Voltage and Current Ranges This section explains the following settings for the voltage and current ranges: • Input element • Auto range • Fixed range ► “Voltage Range (RANGE UP/DOWN (V))” and “Current Range (RANGE UP/DOWN (A))” in the features guide Voltage Range (VOLTAGE RANGE) Press the ELEMENT key for setting ranges to select the input element or wiring unit that you want to set the voltage range of.
  • Page 13 1.2 Setting the Voltage and Current Ranges Current Range (CURRENT RANGE) Press the ELEMENT key for setting ranges to select the input element or wiring unit that you want to set the current range of. If you press ESC to clear the setup menu from the screen, soft keys corresponding to the input elements •...

  • Page 14: Setting The External Current Sensor Range (Option)

    Press EXT SENSOR again to turn the EXT SENSOR key off. In this state, you can set the current range that is used when current is applied directly to the WT1800 (see section 1.2). Follow the instructions below to set the external current sensor range.

  • Page 15: Setting The External Current Sensor Conversion Ratio (Option)

    Setting the External Current Sensor Conversion Ratio (Option) This section explains the following settings for the external current sensor conversion ratio. This feature is available on models with the /EX1 to /EX6 option. • Conversion ratio • Copying the conversion ratio ►...

  • Page 16: Setting The Display Format Of The External Current Sensor Range (Option)

    Setting the Display Format of the External Current Sensor Range (Option) This section explains the following setting for the external current sensor range. This feature is available on models with the /EX1 to /EX6 option. • Display format ► “External Current Sensor Range Display Format (DIRECT/MEASURE; option)” in the features guide Press the ELEMENT key for setting ranges to select the input element or wiring unit that you want to set the external current sensor range of.

  • Page 17: Setting The Scaling Feature When Using A Vt Or Ct

    Setting the Scaling Feature When Using a VT or CT This section explains the following settings for measuring voltage through an external VT (voltage transformer) and current that through an external CT (current transformer): • Turning the scaling feature on and off •...
  • Page 18 1.6 Setting the Scaling Feature When Using a VT or CT Setting the CT Ratio (CT Scaling) Press the CT Scaling soft key to display the following menu. Cursor (use the ◄► cursor keys to move it) Set the CT ratio. Copies the CT ratio The CT ratio of the input element that is indicated by the cursor is copied to all the input elements in that element’s wiring unit.

  • Page 19: Setting The Valid Measurement Range

    • When Element Independent is set to OFF, the input elements that are assigned to the same wiring unit are set to the same range. • If auto range is on (you can turn it on by pressing AUTO), the WT1800 operates as follows: •...
  • Page 20 • When Element Independent is set to OFF, the input elements that are assigned to the same wiring unit are set to the same range. • If auto range is on (you can turn it on by pressing AUTO), the WT1800 operates as follows: •...
  • Page 21 • When Element Independent is set to OFF, the input elements that are assigned to the same wiring unit are set to the same range. • If auto range is on (you can turn it on by pressing AUTO), the WT1800 operates as follows: •...

  • Page 22: Setting The Efficiency Equation

    Setting the Efficiency Equation This section explains the following settings for the efficiency equation: • Efficiency equation • Summation of the active power and motor output ► “Efficiency Equation (η Formula)” in the features guide Setting the Efficiency Equation (ηFormula) Press WIRING and then the η...

  • Page 23: Turning The Independent Input Element Configuration On And Off

    Turning the Independent Input Element Configuration On and Off This section explains how to turn the independent input element configuration on and off. ► “Independent Input Element Configuration (Element Independent)” in the features guide Wiring Menu Press WIRING to display the following menu. Turns independent input element configuration on and off 1-13 IM WT1801-02EN...

  • Page 24: Setting Delta Computation (Option)

    1.10 Setting Delta Computation (Option) This section explains the following settings for the delta computation. This feature is available on models with the /DT option. • Delta computation type • Delta computation mode ► “Delta Computation (Δ Measure; option)” in the features guide Delta Computation Settings (Δ...

  • Page 25: Setting The Crest Factor

    1.11 Setting the Crest Factor This section explains how to set the crest factor. ► “Crest Factor (Crest Factor)” in the features guide System Config Menu Press UTILITY and then the System Config soft key to display the following menu. Set the crest factor (CF3, CF6).

  • Page 26: Setting Measurement Periods

    1.12 Setting Measurement Periods This section explains how to set the synchronization sources that determine the measurement period. ► “Measurement Period (SYNC SOURCE)” in the features guide Sync Src Menu Press SYNC SOURCE to display the following menu. Set the synchronization source (U1, I1, U2, I2, U3, I3, U4, I4, U5, I5, U6, I6, Ext Clk, None).

  • Page 27: Setting Line Filters

    1.13 Setting Line Filters This section explains the following settings for line filters: • Turning line filters on and off • Cutoff frequency ► “Line Filter (LINE FILTER)” in the features guide Line Filter Menu Press LINE FILTER to display the following menu. Cursor (use the ◄►...

  • Page 28: Setting Frequency Filters

    1.14 Setting Frequency Filters This section explains how to set the frequency filter. ► “Frequency Filter (FREQ FILTER)” in the features guide Freq Filter Menu Press SHIFT+LINE FILTER (FREQ FILTER) to display the following menu. Set the frequency filter (OFF, 100Hz, 1kHz). 1-18 IM WT1801-02EN...

  • Page 29: Setting The Data Update Interval

    1.15 Setting the Data Update Interval This section explains how to set the data update interval. ► “Data Update Interval (UPDATE RATE)” in the features guide Update Rate Menu Press UPDATE RATE to display the following menu. Increases the data update interval Set the data update interval (50ms, 100ms, 200ms, 500ms, 1s, 2s, 5s, 10s, 20s).

  • Page 30: Setting Averaging

    1.16 Setting Averaging This section explains the following settings for averaging: • Turning averaging on and off • Averaging type • Attenuation constant • Average count ► “Averaging (AVG)” in the features guide Averaging Menu Press AVG to display the following menu. Turns averaging on and off Set the averaging type (Exp, Lin).

  • Page 31: Displaying The Setup Parameter List

    1.17 Displaying the Setup Parameter List This section explains how to display a list of setup parameters. ► “Displaying the Setup Parameter List (INPUT INFO)” in the features guide Info Form Menu Press INPUT INFO. The INPUT INFO key illuminates and the split display appears. The top half of the screen displays the setup parameter list.
  • Page 32 1.17 Displaying the Setup Parameter List Info Items Menu Press ITEM to display the Info Items menu. Turns the display frame on and off 1-22 IM WT1801-02EN...

  • Page 33: Chapter 2 Harmonic Measurement Conditions (Option)

    Chapter 2 Harmonic Measurement Conditions (Option) Setting Harmonic Measurement Conditions This section explains the following settings for harmonic measurement conditions. This feature is available on models with the /G5 or /G6 option. • Input element group • PLL source • Measured harmonic order •...

  • Page 34: Chapter 3 Motor Evaluation Conditions (Option)

    Chapter 3 Motor Evaluation Conditions (Option) Setting Motor Evaluation Conditions This section explains the following settings for motor evaluation conditions. This feature is available on models with the /MTR option. • Scaling factor • Unit • Input signal type • Analog input range •...
  • Page 35 Computing the Motor Efficiency and Total Efficiency The WT1800 can compute the motor efficiency (the ratio of motor output to the power consumed by the motor) and total efficiency from the measured active power and motor output. For information on how to set expressions, see section 1.8.

  • Page 36: Chapter 4 Auxiliary Input Conditions (Option)

    Chapter 4 Auxiliary Input Conditions (Option) Setting Auxiliary Input Conditions This section explains the following settings for auxiliary input conditions. This feature is available on models with the /AUX option. • Input signal name • Scaling factor • Unit • Input signal range •...

  • Page 37: Chapter 5 Holding Measured Values And Performing Single Measurements

    Chapter 5 Holding Measured Values and Performing Single Measurements Holding Measured Values This section explains how to hold measured values. ► “Holding Measured Values (HOLD)” in the features guide Press HOLD. The HOLD key illuminates, and the displayed measured value is held. •...

  • Page 38: Performing Single Measurements

    Press HOLD. The HOLD key illuminates, and the displayed measured value is held. Press SINGLE. A single measurement is performed at the specified data update rate, and the WT1800 then holds the measured value. Note If, while the HOLD key is illuminated, you press HOLD again, the HOLD key will turn off, and the hold feature will be released.If you press SINGLE while the hold feature is released, the measured value is updated (re-...

  • Page 39: Chapter 6 Power Measurement (Numeric Data Display)

    Select the All Items display. Select the harmonics list display (/G5 or /G6 option). The WT1800 switches between the single and dual list displays each time you press this soft key. Select the custom display. You can load the background and customize the numeric data display (see section 6.7).

  • Page 40: Switching The Displayed Page

    Switching the Displayed Page This section explains how to switch the displayed numeric data page. ► “Switching the Displayed Page (PAGE UP/PAGE DOWN)” in the features guide Follow the procedure in section 6.1 to select the numeric data display format. 4 Items, 8 Items, 16 Items, Matrix, All Items, and Custom Displays Press PAGE▲...
  • Page 41 6.2 Switching the Displayed Page Hrm List Single and Hrm List Dual Displays (/G5 or /G6 options) Press ESC to clear the menu. Press the cursor keys (◄►) to select either the measurement function side (the left side of the screen) or the harmonic order data side (the right side of the screen). Press PAGE▲ to display the previous page. Press PAGE▼...
  • Page 42 Changing the Displayed Items on the 4 Items, 8 Items, and 16 Items Displays This section explains the following settings for the displayed items on the 4 Items, 8 Items, and 16 Items displays: • Item number • Measurement function •...

  • Page 43: Changing The Displayed Items On The 4 Items, 8 Items, And 16 Items Displays

    6.3 Changing the Displayed Items on the 4 Items, 8 Items, and 16 Items Displays Reset Items Menu Press the Reset Items soft key to display the following menu. Set the reset pattern (Element Origin, Function Origin, Clear Current Page, Clear All Pages).

  • Page 44: Changing The Displayed Items On The Matrix Display

    Changing the Displayed Items on the Matrix Display This section explains the following settings for the displayed items on the Matrix display: • Item number • Measurement function • Element and wiring unit • Harmonic order • Resetting the displayed items •...
  • Page 45 6.4 Changing the Displayed Items on the Matrix Display Reset Items Menu Press the Reset Items soft key to display the following menu. Set the reset pattern (Element Origin, Function Origin, Clear Current Page, Clear All Pages). Resets the items using the specified reset pattern Column Settings Menu Press the Column Settings soft key to display the following menu.
  • Page 46 6.4 Changing the Displayed Items on the Matrix Display Function Select Keys and the ELEMENT Key Follow steps 1 and 2 on page 6-6 to display the Matrix Items menu. Press ESC to clear the menu. Displayed in the upper left of the numeric data display screen Changing the Measurement Function (Vertical direction) Press the cursor keys (▲▼), the PAGE▲▼...

  • Page 47: Changing The All Items Display

    Changing the All Items Display This section explains the following All Items display settings: • Harmonic order • Turning the display of all element and all wiring unit data on and off • Turning the display frame on and off ►...

  • Page 48: Changing The Harmonics List Display (Option)

    Changing the Harmonics List Display (Option) This section explains the following settings for the harmonics list display (Hrm List). This feature is available on models with the /G5 or /G6 option. • List number • Measurement function • Element and wiring unit •...
  • Page 49 6.6 Changing the Harmonics List Display (Option) Function Select Keys and the ELEMENT Key Follow steps 1 and 2 on page 6-10 to display the List Items menu. Press ESC to clear the menu. Use the cursor keys (◄►) to select the harmonic order data side (the right side of the screen). If you are displaying the dual harmonics list, you can set the left or right column of the harmonic order data, whichever you have selected.

  • Page 50: Setting The Custom Display

    Setting the Custom Display This section explains the following Custom display settings: • Loading of display configuration files • Loading of background files • Display configuration Total items, items per page, custom items (item number, measurement function, element and wiring unit, harmonic order, display position, font size, font color), saving custom display configuration files •...
  • Page 51 6.7 Setting the Custom Display Setting the Display Configuration (Edit Items) Press the Edit Items soft key to display the following menu. Set the total number of items (1 to 192). Set the number of items per page (1 to 192). •...
  • Page 52 6.7 Setting the Custom Display Saving Display Configuration Files (Save Custom Items) Press the Save Custom Items soft key to display the following menu. Set the save destination. ► section 17.2 Set auto naming. ► section 17.2 Set the file name. ► section 17.2 Saves the display configuration Note that if a file with the same name exists in the destination folder, it will be overwritten without warning.
  • Page 53 Example of Loading a File for the Custom Display Note After you properly load a display configuration file and a background file, if you restart the WT1800 and the same background file is not in the same location, the background will return to its default.

  • Page 54: Chapter 7 Computations

    Chapter 7 Computations Setting User-Defined Functions This section explains the following settings for user-defined functions: • Turning computations on and off • Computation name • Unit • Expressions • Turning max hold on and off ► “User-Defined Functions (User Defined Function)” in the features guide Setting User-Defined Functions (User Defined Function) Press MEASURE and then the User Defined Function soft key to display the following screen.

  • Page 55: Setting User-Defined Events

    Setting User-Defined Events This section explains the following settings for user-defined events: • Event number • Turning events on and off • Event name • Character string displayed when events occur or do not occur • Judgment condition setup method •...

  • Page 56: Setting Apparent Power, Reactive Power, And Corrected Power Equations

    Setting Apparent Power, Reactive Power, and Corrected Power Equations This section explains the following settings for the apparent power, reactive power, and corrected power equations: • Apparent power equation • Apparent power and reactive power equation types • Corrected power equation Applicable standard and coefficients ►...

  • Page 57: Setting The Sampling Frequency

    Setting the Sampling Frequency This section explains how to set the sampling frequency. ► “Sampling Frequency (Sampling Frequency)” in the features guide Measure Menu Press MEASURE to display the following menu. Set the sampling frequency (Auto, Clock A, Clock B, Clock C). IM WT1801-02EN...

  • Page 58: Setting The Phase Difference Display Format

    Setting the Phase Difference Display Format This section explains how to set the phase difference display format. ► “Phase Difference Display Format (Phase)” in the features guide Measure Menu Press MEASURE to display the following menu. Set the phase difference display format (180 degrees, 360 degrees). IM WT1801-02EN...

  • Page 59: Setting Master And Slave Synchronized Measurement

    Setting Master and Slave Synchronized Measurement This section explains the following setting for master and slave synchronized measurement. • Master and slave ► “Master/Slave Synchronized Measurement (Sync Measure)” in the features guide Measure Menu Press MEASURE to display the following menu. Select whether this is the master unit or a slave unit (Master, Slave).

  • Page 60: Setting The Voltages Or Currents Whose Frequencies Will Be Measured

    Setting the Voltages or Currents Whose Frequencies Will Be Measured This section explains how to select the voltages or currents of the installed input elements whose frequencies will be measured. Set this setting on models without the /FQ option. On models with the /FQ option, the frequencies of the voltages or currents of all elements can be measured, so this setup menu is not displayed.

  • Page 61: Chapter 8 Integrated Power (Watt Hour)

    Chapter 8 Integrated Power (Watt hour) Setting Independent Integration This section explains the following settings for independent integration. If you turn independent integration on, you can start, stop, and reset integration for each input element separately. • Turning independent integration on and off •...

  • Page 62: Setting Integration Conditions

    When you select Each, you can set the integration timer for each input element. * When Mode is set to Normal and the integration timer is 00000 : 00 : 00, the WT1800 is in manual integration mode. IM WT1801-02EN...
  • Page 63 8.2 Setting Integration Conditions Setting Scheduled Times for Real-Time Integration (Real-time Control) Press the Real-time Control soft key to display the following screen. The Real-time Control soft key is displayed when Mode is set to R-Normal or R-Continuous. When Independent Integration Is Off Set the scheduled start and stop times (Year/month/day, 00 hours : 00 minutes : 00 seconds to 23 hours : 59...
  • Page 64 8.2 Setting Integration Conditions Setting the Current Mode for Current Integration (q Mode) Press the q Mode soft key to display the following screen. Select the current mode setup method (Each, All). When you select Each, you can set the current mode for each input element.

  • Page 65: Starting, Stopping, And Resetting Integration

    Integ Menu Press INTEG to display the following menu. Starts integration The WT1800 starts integration using the integration mode that you have specified (see section 8.2). • The START indicator to the right of the INTEG key illuminates. Integration has started; “Integ: Start” is displayed.

  • Page 66: Chapter 9 Waveform Display

    Chapter 9 Waveform Display Setting the Display Format This section explains the following settings for the waveform display format: • Number of divisions of the waveform screen • Time axis • Trigger • Advanced waveform display settings • Waveform mapping ►...
  • Page 67 9.1 Setting the Display Format Configuring Advanced Waveform Display Settings (Display Settings) Press the Display Settings soft key to display the following menu. Set the display interpolation ( Set the grid ( Turns the display of scale values on and off Turns the display of waveform labels on and off Note Changes that you make to the waveform display settings on the Display Settings menu are also reflected in...

  • Page 68: Turning The Display Of Waveforms On And Off And Setting The Vertical Zoom Factors And Vertical Positions

    Turning the Display of Waveforms On and Off and Setting the Vertical Zoom Factors and Vertical Positions This section explains the following waveform display settings: • Turning the display of waveforms on and off • Vertical zoom factor • Vertical position ►...

  • Page 69: Chapter 10 Trend Display

    Chapter 10 Trend Display 10.1 Setting the Display Format This section explains the following settings for the trend display format: • Number of divisions of the trend screen • Time axis • Restarting trends • Advanced trend display settings ► “Display Format (FORM)—Trend” in the features guide Others Menu Press OTHERS to display the following menu.
  • Page 70 10.1 Setting the Display Format Configuring Advanced Trend Display Settings (Display Settings) Press the Display Settings soft key to display the following menu. Set the display interpolation ( Set the grid ( Turns the display of scale values on and off Turns the display of trend labels on and off Note Changes that you make to the trend display settings on the Display Settings menu are also reflected in the...

  • Page 71: Turning The Trend Display On And Off And Setting The Measurement Functions To Display And The Vertical Scales

    10.2 Turning the Trend Display On and Off and Setting the Measurement Functions to Display and the Vertical Scales This section explains the following trend display settings: • Turning the trend display on and off • Measurement function • Element and wiring unit •...

  • Page 72: Chapter 11 Bar Graph Display (Option)

    Chapter 11 Bar Graph Display (Option) 11.1 Setting the Display Format This section explains the following settings for the bar graph display format. This feature is available on models with the /G5 or /G6 option. • Number of divisions of the bar graph screen •...

  • Page 73: Setting The Measurement Function To Display And The Vertical Scale

    11.2 Setting the Measurement Function to Display and the Vertical Scale This section explains the following bar graph display settings. This feature is available on models with the /G5 or /G6 option. • Bar graph number • Measurement function • Element •...

  • Page 74: Chapter 12 Vector Display (Option)

    Chapter 12 Vector Display (Option) 12.1 Setting the Display Format This section explains the following settings for the vector display format. This feature is available on models with the /G5 or /G6 option. • Number of divisions of the vector screen •...

  • Page 75: Setting The Element And Wiring Unit To Display And The Zoom Factor

    12.2 Setting the Element and Wiring Unit to Display and the Zoom Factor This section explains the following vector display settings. This feature is available on models with the /G5 or /G6 option. • Vector number • Element and wiring unit •...

  • Page 76: Chapter 13 Split Display

    Chapter 13 Split Display 13.1 Configuring the Split Display This section explains the following split display settings: • The two screens to display • Switching between Form menus • Switching between Items menus ► “Split Display” in the features guide Others Menu Press OTHERS to display the following menu.
  • Page 77 13.1 Configuring the Split Display Items Menu Press ITEM to switch between the Items menus of the two screens that you set on the Others menu. Configure the settings on each menu. Display For Instructions on How to Use the Items Menu, See: Numeric Sections 6.3 to 6.7 Wave...

  • Page 78: Chapter 14 Cursor Measurements

    Chapter 14 Cursor Measurements 14.1 Performing Cursor Measurements on Waveforms This section explains the following settings for performing cursor measurements on waveforms: • Turning the cursor display on and off • The waveforms to perform cursor measurements on • Cursor movement path •...

  • Page 79: Performing Cursor Measurements On Trends

    14.2 Performing Cursor Measurements on Trends This section explains the following settings for performing cursor measurements on trends: • Turning the cursor display on and off • The trends to perform cursor measurements on • Cursor position • Turning linked cursor movement on and off ►...

  • Page 80: Performing Cursor Measurements On Bar Graphs

    14.3 Performing Cursor Measurements on Bar Graphs This section explains the following settings for performing cursor measurements on bar graphs: • Turning the cursor display on and off • Cursor position • Turning linked cursor movement on and off ► “Cursor Measurement” in the features guide Follow the procedures in chapter 11 to display bar graphs.

  • Page 81: Chapter 15 High Speed Data Capturing (Option)

    Chapter 15 High Speed Data Capturing (Option) 15.1 Setting the Number of Data Captures and Configuring the Capture Control Settings This section explains the following settings concerning the number of data captures for high speed data capturing and the capture control settings. This feature is available on models with the /HS option. •...
  • Page 82 • OFF: The WT1800 captures data every 5 ms. • ON: The WT1800 captures data in sync with an external signal. Configuring the Voltage and Current Measurement Modes Press the U/I Measuring Mode soft key to display the following menu.
  • Page 83 15.1 Setting the Number of Data Captures and Configuring the Capture Control Settings Configuring Trigger Settings Set the trigger mode (Auto, Normal, OFF). Set the trigger source (U1, I1, U2, I2, U3, I3, U4, I4, U5, I5, U6, I6, Ext Clk). Set the trigger slope ( Set the trigger level (0.0% to ±100.0%).

  • Page 84: Configuring The Save Conditions Of Captured Numeric Data

    15.2 Configuring the Save Conditions of Captured Numeric Data This section explains the following settings for the save conditions of captured numeric data. This feature is available on models with the /HS option. • Save destination • Selecting whether to perform automatic CSV conversion when capturing stops •...
  • Page 85 15.2 Configuring the Save Conditions of Captured Numeric Data Setting the Save Destination and Performing Manual CSV Conversion Press the File List soft key to display the following screen. Set the save destination.* When high speed data capturing starts (see section 15.4), captured data is saved to the specified file name at the specified save destination.

  • Page 86: Changing The Displayed Items For High Speed Data Capturing

    15.3 Changing the Displayed Items for High Speed Data Capturing This section explains the following settings concerning the displayed items for high speed data capturing. This feature is available on models with the /HS option. • Number of columns • Column number •...
  • Page 87 15.3 Changing the Displayed Items for High Speed Data Capturing Page 2 Example Page 3 Example (Page 3 can only be selected on models with the /MTR or /AUX option.) Speed, Torque, and Aux1 and Aux2 are Pm are displayed on displayed on models models with the /MTR with the /AUX option.
  • Page 88 15.3 Changing the Displayed Items for High Speed Data Capturing ELEMENT Key Press ESC to clear the menu. Displayed in the upper left of the numeric data display screen Voltage measurement range and measurement mode Current measurement range and measurement mode Changing the Element and Wiring Unit (Horizontal direction) Use the cursor keys (◄►) to select the column that you want to change.

  • Page 89: Starting And Stopping High Speed Data Capturing

    15.4 Starting and Stopping High Speed Data Capturing This section explains how to start and stop high speed data capturing. This feature is available on models with the /HS option. ► “Starting and Stopping High Speed Data Capturing (Start/Stop)” in the features guide CAUTION During high speed data capturing and when captured data is being saved, the storage medium is constantly being accessed, even though the icon that indicates this (...

  • Page 90: Chapter 16 Storing Data

    Chapter 16 Storing Data 16.1 Configuring Storage Control This section explains the following settings for storage control: • Storage mode • Storage count • Confirming and optimizing the maximum storage count • Storage interval • Scheduled times for real-time storage •...
  • Page 91 16.1 Configuring Storage Control Scheduled Times for Real-Time Storage Mode Set Store Mode to Real Time. Set the storage count (Infinite, 1 to 9999999). Confirms and optimizes the maximum storage count ► previous page Set the storage interval. ► previous page Set the scheduled times for real-time storage.
  • Page 92 16.1 Configuring Storage Control Event-Synchronized Storage Mode Set Store Mode to Event. Set the storage count (Infinite, 1 to 9999999). Confirms and optimizes the maximum storage count ► page 16-1 Select the trigger event (Event 1 to Event 8). When measured data is updated, storage is started if the conditions of the specified user-defined event are met.

  • Page 93: Setting The Numeric Data Items To Store

    16.2 Setting the Numeric Data Items to Store This section explains how to set the numeric data items to store. • Numeric data items to store • Numeric data items that are displayed on the screen • Numeric data items specified on the stored item setup screen ►...

  • Page 94: Configuring The Save Conditions Of Stored Numeric Data

    16.3 Configuring the Save Conditions of Stored Numeric Data This section explains the following settings for the save conditions of stored numeric data: • Save destination • Selecting whether to perform automatic CSV conversion when storage stops • Auto naming •...

  • Page 95: Starting, Stopping, And Resetting Storage

    Storage is in progress when the STORE START key is illuminated or blinking or when the STORE STOP key is blinking. Starting the Storage Operation Press STORE START. The WT1800 starts storage using the storage mode that you have specified (see section 16.1). • The STORE START key is illuminated.

  • Page 96: Chapter 17 Saving And Loading Data

    The WT1800 has two USB ports: USB-0 and USB-1. The port numbers are not fixed. The port at which the first USB memory device is detected becomes USB-0. The port at which the second USB memory device is detected becomes USB-1.

  • Page 97: Saving Setup Parameters

    17.2 Saving Setup Parameters This section explains the following settings for saving setup parameters: • Save destination • Auto naming • File name • Comment ► “Saving Setup Parameters (Save Setup)” in the features guide Save Setup Menu Press FILE and then the Save Setup soft key to display the following menu. Set the save destination.
  • Page 98 If there is a file with the same name in the save destination folder, you cannot save the data. Numbering: The WT1800 automatically adds a four-digit number from 0000 to 0999 after the common name that you specified for the File Name setting and saves the file. Date: The file name is the date and time (down to seconds) when the file is saved.

  • Page 99: Saving Waveform Display Data

    17.3 Saving Waveform Display Data This section explains the following settings for saving waveform display data: • Save destination • Auto naming • File name • Comment ► “Saving Waveform Display Data (Save Wave)” in the features guide Save Wave Menu Press FILE and then the Save Wave soft key to display the following menu.

  • Page 100: Saving Numeric Data

    17.4 Saving Numeric Data This section explains the following settings for saving numeric data: • Save destination • Numeric data items to save • Auto naming • File name • Comment ► “Saving Numeric Data (Save Numeric)” in the features guide Save Numeric Menu Press FILE and then the Save Numeric soft key to display the following menu.
  • Page 101 17.4 Saving Numeric Data Setting Items to Save (Items) Press the Items soft key to display the following screen. When you press the Selected Items soft key on the menu on the previous page, the numeric data items that you have specified on the following screen are saved. Selects all the numeric data items Clears the selection of all the numeric data items Selects the preset numeric data items...

  • Page 102: Loading Setup Parameters

    Loads the file Note • The WT1800 cannot load setup parameters that have been saved by a product with an incompatible firmware version. • The WT1800 cannot load setup parameters that were saved by an instrument with a different element configuration or with different options.

  • Page 103: File Operations

    17.6 File Operations This section explains the file list’s operation menu and the FILE_Utility menu. • Sorting the file list • Display format • Type of file to list • Changing storage media (drives) • Deleting files and folders • Renaming files and folders •...
  • Page 104 17.6 File Operations Sorting the File List (Sort To) Select Sort To on the operation menu to display the following screen. Sorts by file name in ascending order Sorts by file name in descending order Sorts by file size in ascending order Sorts by file size in descending order Sorts by date and time in ascending order Sorts by date and time in descending...
  • Page 105 Select Change Drive on the operation menu to display the following screen. Changes the storage medium (drive) Storage Medium (Drive) Type RAM-0 WT1800 internal RAM disk USB-0 USB memory device that was detected first USB-1 USB memory device that was detected second...
  • Page 106 17.6 File Operations Deleting Files and Folders (Delete) Select the file or folder in the file list that you want to delete. Select Delete on the operation menu to display the following screen. Deletes the selected files and folders File that you want to delete Confirms the deletion of files and folders Note •...
  • Page 107 17.6 File Operations Making Folders (Directories; Make Dir) Select the drive or folder in the file list that you want to make the new folder in. Select Make Dir on the operation menu to display the following screen. Use the keyboard to enter the new folder name. Makes folders (directories) Press ENTER on the keyboard or the ENTER soft key to confirm the entered name.
  • Page 108 17.6 File Operations Moving Files and Folders (Move) Select the file or folder in the file list that you want to move. Select Move on the operation menu to display the following screen. File list that you are moving data from File list that you are moving data to Folder that you are moving data to Moves the selected files and...
  • Page 109 17.6 File Operations FILE Utility Menu Press FILE and then the Utility soft key to display the following menu. Set the file operation (Delete, Rename, Make Dir, Copy, Move). Selects files and folders or clears the selection Additional File Operations Setup Menu Selects all files and folders or clears all the selections Sorts the file list (By Name, By...

  • Page 110: Chapter 18 Saving Screen Images

    Chapter 18 Saving Screen Images 18.1 Saving Screen Images This section explains the following settings for saving screen images: • Save destination • File format • Color • Auto naming • File name • Comment ► “Saving Screen Images” in the features guide Image Save Menu Press SHIFT+IMAGE SAVE (MENU) to display the following menu.

  • Page 111: Chapter 19 Printing Screen Images And Numeric Data (Option)

    This section explains how to load roll paper into the optional built-in printer. Printer Roll Paper Only use roll paper specifically made for use with the WT1800. When you first use the printer, use the included roll paper. When you need a new supply of roll paper, contact your nearest YOKOGAWA dealer.
  • Page 112 1. Slide the lever to the right to make the printer unit 2. Insert your finger into the groove on the right side protrude from the WT1800. of the printer unit. Groove...
  • Page 113 Cover Tray 7. Push the printer unit (push the area to the left of the lever on the front panel) back into the WT1800 until you hear a click. Push the printer unit until you This completes the procedure for loading the roll paper.
  • Page 114 Press SHIFT+PRINT (MENU) to display the following menu. Feeds paper Each time that you press this soft key, the WT1800 feeds approximately 3 cm of the roll paper. Cutting Roll Paper After you load roll paper and close the cover or after you print measured data, to cut the roll paper, pull the paper up against the top of the cover.

  • Page 115: Printing Using The Built-In Printer (Option)

    19.2 Printing Using the Built-in Printer (Option) This section explains the following settings for printing on the optional built-in printer: • Output format • Executing auto printing • Auto printing Print mode, print count, print interval, scheduled times for real-time printing, trigger event (synchronized to a user-defined event), and printing data when printing starts •...
  • Page 116 19.2 Printing Using the Built-in Printer (Option) Configuring Auto Printing Press the Auto Print Settings soft key to display one of the menus shown below. The menu that appears varies depending on the Print Mode setting that you have specified. Interval Print Mode Set Print Mode to Interval.
  • Page 117 19.2 Printing Using the Built-in Printer (Option) Setting Scheduled Times for Real-Time Printing Press the Real-time Control soft key to display the following screen. Set the scheduled start and stop times (Year/month/day, 00 hours : 00 minutes : 00 seconds to 23 hours : 59 minutes : 59 Scheduled print stop time seconds).
  • Page 118 19.2 Printing Using the Built-in Printer (Option) Printing Press Print to print data according to the conditions specified in the Print Menu menu. 19-8 IM WT1801-02EN...

  • Page 119: Chapter 20 Ethernet Communication

    Ethernet Communication 20.1 Connecting the WT1800 to a Network This section explains how to connect the WT1800 to a network. Ethernet Interface Specifications There is a 1000BASE-T port located on the rear panel of the WT1800. Item Specifications Ports Electrical and mechanical IEEE802.3...

  • Page 120: Connection Procedure

    Use a hub or router that supports the data rate of your network. • When you connect a PC to the WT1800 through a hub or router, the PC must be equipped with an auto switching 1000BASE-T/100BASE-TX/10BASE-T network card. •...

  • Page 121: Configuring Tcp/Ip Settings

    20.2 Configuring TCP/IP Settings This section explains the following TCP/IP settings for connecting the WT1800 to a network: • DHCP IP address, subnet mask, and default gateway • DNS Domain name, DNS server IP address, and domain suffix ► “TCP/IP (TCP/IP)” in the features guide Configuring TCP/IP Settings (TCP/IP) Press UTILITY, the Network soft key, and then the TCP/IP soft key to display the following screen.

  • Page 122: Accessing The Wt1800 From A Pc (Ftp Server)

    Enter the user name and password that you entered on the screen shown above to connect to the WT1800. Note If you set the user name to “anonymous,” you can access the WT1800 without entering a password. 20-4 IM WT1801-02EN...

  • Page 123: Connecting To A Network Drive

    20.4 Connecting to a Network Drive This section explains the following settings for saving and loading various WT1800 data from a network drive (FTP server): • FTP server (file server) • Login name • Password • Turning FTP passive mode on and off •...

  • Page 124: Using Sntp To Set The Date And Time

    20.5 Using SNTP to Set the Date and Time This section explains how to use SNTP to set the date and time of the WT1800. • SNTP server • Timeout • Turning automatic adjustment on and off • Time difference from Greenwich Mean Time (setting shared with the date and time on the System Config menu) •...

  • Page 125: Chapter 21 Other Features

    Chapter 21 Other Features 21.1 Viewing System Information (Overview) This section explains how to view the WT1800 system information. ► “Overview (System Overview)” in the features guide System Information List (System Overview) Press UTILITY and then the System Overview soft key to display the following screen.

  • Page 126: Initializing Settings

    Note Only initialize the WT1800 if you are sure that it is okay for all of the settings to be returned to their initial values. You cannot undo an initialization. We recommend that you save the setup parameters before you initialize the WT1800.

  • Page 127: Setting The Message, Menu, And Usb Keyboard Languages

    21.3 Setting the Message, Menu, and USB Keyboard Languages This section explains the settings that you can use to change the message, menu, and USB keyboard languages. ► “Language (Language)” and “USB Keyboard Language (USB Keyboard)” in the features guide System Config Menu Press UTILITY and then the System Config soft key to display the following menu.

  • Page 128: Setting The Screen Brightness And Configuring The Display Color Settings

    21.4 Setting the Screen Brightness and Configuring the Display Color Settings This section explains how to set the screen brightness and configure the display color settings. ► “Adjusting the LCD (LCD)” in the features guide LCD Menu Press UTILITY, the System Config soft key, and then the LCD soft key to display the following menu. Turns off the LCD backlight (you can turn on the backlight by pressing any key) Select whether to automatically turn off the LCD backlight.

  • Page 129: Configuring The Environment Settings

    21.5 Configuring the Environment Settings This section explains the following environment settings: • Number of digits of numeric data to display • Frequency display value when the measured frequency is less than the lower limit • Motor display value (/MTR option) when the measured pulse frequency is less than the lower limit •...

  • Page 130: Configuring D/A Output Items (Option)

    21.6 Configuring D/A Output Items (Option) This section explains the following settings for D/A output. This feature is available on models with the /DA option. • Measurement function • Element and wiring unit • Harmonic order • D/A output range Range mode, range maximum, and range minimum ►...

  • Page 131: Carrying Out Self-Tests (Selftest)

    21.7 Carrying Out Self-Tests (Selftest) This section explains the following settings for testing whether the WT1800’s memory and keys are functioning properly: • Test item • Memory test • Key test Operation keys, indicators, and keyboard ► “Self-Test (Selftest)” in the features guide Selftest Menu Press UTILITY and then the Selftest soft key to display the following menu.
  • Page 132 21.7 Carrying Out Self-Tests (Selftest) Executing the Key Test Set the item to test to Key Board. Executing the Keyboard Test Displays the keyboard Executes the key test This self-test tests the panel keys and indicators. 21-8 IM WT1801-02EN...

  • Page 133: Performing Zero-Level Compensation

    • If the measurement range and input filter remain the same for a long period of time, the zero level may change due to the changes in the WT1800’s environment. If this happens, we recommend that you execute zero-level compensation.

  • Page 134: Using The Null Feature

    21.9 Using the NULL Feature This section explains the following settings for the NULL feature: • NULL feature setup method All the signals of a given signal type or the selected signals • Enabling and disabling the NULL feature ► “NULL Feature (NULL SET)” in the features guide Configuring NULL Feature Settings Press SHIFT+NULL (NULL SET) to display the following screen.

  • Page 135: Locking The Keys

    The key lock disables all WT1800 keys except for the power switch, SHIFT key, and LOCAL key. • Press SHIFT+LOCAL (KEY LOCK) again to release the key lock. Note When the keys are locked, you cannot use a USB mouse or keyboard to operate the WT1800 either. 21-11 IM WT1801-02EN...

  • Page 136: Appendix 1 Messages And Corrective Actions

    Appendix 1 Messages and Corrective Actions Messages Error messages may appear on the screen while you are using the WT1800. This section describes the error messages and how to respond to them. You can display the messages in the language that you specify through the operations explained in section 21.3.

  • Page 137: Appendix 1 Messages And Corrective Actions

    Appendix 1 Messages and Corrective Actions Setup Error Messages (500 to 899) Code Message Chapter or Section File access failure. — Invalid file name. 17.2 Check the file name. 602, 603 No USB device or no storage media inserted. 17.1 Check the USB device connection, and the existance of a storage medium in the drive.
  • Page 138 Appendix 1 Messages and Corrective Actions Code Message Chapter or Section Cannot execute for the media itself. — Cannot store at Network Drive. 16.3 Trigger Event is Off. File version is new. Update firmware. — The file may be damaged or an unsuccessful file close could have occured. —...
  • Page 139 Appendix 1 Messages and Corrective Actions Code Message Chapter or Section Cannot be set or executed at current store state. 16.4 To set or execute, reset store. Stored file is illegal. 16.4 Initialize memory before storing. Waveform display data not found. —...
  • Page 140 Appendix 1 Messages and Corrective Actions System Error Messages (900 to 999) Code Message Chapter or Section Failed to backup setup data. — The system has been initialized. Maintenance service is required. System RAM failure. — Maintenance service is required. System ROM failure.
  • Page 141 Index Symbols cutoff frequency, /HS option ..........15-1 Page cutoff frequency, normal measurement ........ 1-17 4, 8, and 16 Items displays ............. 6-4 1000BASE-T port ..............20-1 Page D/A output ................21-6 Page D/A output, rated time ............. 8-4 A and B computation, auxiliary input ........4-1 data, storing ................
  • Page 142 ............7-7 manual ..................i FTP server, network ............. 20-5 master and slave synchronization .......... 7-6 FTP server, WT1800 feature ..........20-4 matrix display................6-6 FU/FI/!et! key ..............6-5, 6-8 max hold ................. 7-1 function select keys ..........6-5, 6-8, 6-11 measured harmonic order ............
  • Page 143 Index sort, files ................17-9 Page split display ................13-1 PAGE▲ key ..............6-2, 6-3 S/Q/!lm!/Φ key ............6-5, 6-8, 6-11 PAGE▼ key ..............6-2, 6-3 standard, corrected power ............7-3 page, switching ............... 6-2 storage count ................ 16-1 phase difference ..............7-5 storage interval ..............
  • Page 144 WIRING key ..........1-1, 1-12, 1-13, 1-14 wiring pattern ................1-1 wiring system ................1-1 wiring unit ................1-1 WP/q/TIME key ..............6-5, 6-8 WT1800, accessing from a PC ..........20-4 Page zero-level compensation............21-9 zoom factor, vector ............... 12-2 zoom factor, waveform ............9-3...

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