YOKOGAWA WT5000

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IM WT5000-01EN

Trademarks

• Microsoft, Internet Explorer, MS-DOS, Windows, Windows 7, Windows 8.1, and Windows 10 are

registered trademarks or trademarks of Microsoft Corporation in the United States and/or other

countries.

• Adobe and Acrobat are either registered trademarks or trademarks of Adobe Systems

Incorporated.

• In this manual, the ® and TM symbols do not accompany their respective registered trademark

or trademark names.

• Other company and product names are trademarks or registered trademarks of their respective

holders.

Revisions

• 1st Edition: September 2018

Main Page

Default Chapter4
- Table of Contents4
1 Items that this Instrument Can Measure9
- Measurement Functions Used in Normal Measurement9
- Harmonic Measurement Functions11
- Delta Computation Functions13
- Motor Evaluation Functions (Option)13
- Auxiliary Input Measurement Functions (Option)13
- What Is a Measurement Function15
- Measurement Period15
2 Setup Menu16
- Navigation16
- Setup Menu (Setup, MENU(SETUP))16
- Measurement Mode (Measurement Mode)16
- Initialize Settings (Initialize Settings)16
- File List (File List)16
- Saving Setup Data (Save Setup, SAVE(SETUP))18
- Loading Setup Data (Load Setup, LOAD(SETUP))19
3 Input Settings (Basic Measurement Conditions)20
- Input Settings (Basic Measurement Conditions, Input (Basic))20
- Wiring System (Wiring)20
- Selecting the Element for Setting the Measurement Range (Element1 to 7, 1 to 7 (ELEMENTS))22
- Voltage Range (Voltage, VOLTAGE RANGE)23
- Auto Voltage Range (Auto (Voltage), AUTO (VOLTAGE RANGE))24
- Current Range (Current, CURRENT RANGE)25
- Auto Current Range (Auto (Current), AUTO (CURRENT RANGE))25
- External Current Sensor On/Off (Ext Sensor)26
- Power Range28
- Scaling (Scaling)29
- Line Filter (Line Filter)31
- Frequency Filter (Freq Filter)32
- Measurement Period (Sync Source)33
4 Input Settings (Advanced/Options)36
- Input Settings (Advanced/Options, Input (Advanced/Options))36
- Measurement Range (Range)36
- Crest Factor (Crest Factor)37
- Range Σ Link (Range Σ Link)38
- Display Format of External Current Sensor Range (Ext Sensor Range Display Format)39
- Valid Measurement Range (Valid Measurement Range)40
- Line Filter (Line Filter)41
- Frequency Filter, Rectifier, Level (Freq Filter/Rectifier/Level)43
- Null Feature (Null Settings)46
- Enabling and Disabling the Null Feature (Null, NULL)47
5 Motor Evaluation and Auxiliary Input (Option)49
- Motor Evaluation/Auxiliary Inputs (Motor/Aux)49
- MTR Configuration (MTR Configuration)50
- Motor/Aux Settings (Ch Settings)52
- Input Signal Name (Aux Name)52
- Scaling Factor (Scaling)53
- Unit (Unit)53
- Input Signal Type (Sense Type)54
- Analog Input Range55
- Linear Scaling of Analog Input56
- Line Filter (Line Filter(Butterworth))58
- Pulse Noise Filter (Pulse Noise Filter)58
- Sync Source (Sync Source)58
- Upper and Lower Limits of Pulse Input Range (Pulse Range Upper, Pulse Range Lower)59
- Torque Signal Pulse Rating59
- Revolution Signal Pulses Per Revolution (Pulse N)61
- Sync Speed(Sync Speed)62
- Electrical Angle Measurement (Electrical Angle Measurement)63
- Computing the Motor Efficiency and Total Efficiency64
6 Computation and Output Configuration65
- Computation and Output (Computation/Output)65
- Efficiency Equation (Efficiency)66
- Delta Computation (Δ Measure)67
- Data Update Interval (Update Rate)70
- Averaging (Averaging)75
- D/A Output (D/A Output, Option)77
7 Harmonic Measurement Conditions82
- Harmonic Measurement Conditions (Harmonics)82
- Input Element Group (Elements)82
- PLL Source (PLL Source)82
- Measured Harmonic Orders (Min Order/Max Order)83
- Distortion Factor Equation (Thd Formula)84
- Number of FFT Points (FFT Points)84
- Anti-Aliasing Filter84
8 Computation85
- Computation (Measure)85
- User-Defined Functions (User Defined Functions)85
- Measuring the Average Active Power89
- MAX Hold (Max Hold)89
- User-Defined Events (User Defined Event)90
- Equation for Apparent Power (S Formula)92
- Apparent Power and Reactive Power Computation Types (S,Q Formula)93
- Equation for Corrected Power (Pc Formula)94
- Phase Difference Display Format (Phase)95
- Master/Slave Synchronous Measurement (Sync Measure)96
9 Display97
- Display (Display)97
- Single Screen Display (Full Screen Display)97
- Split Display97
- Display Settings97
10 Numeric Data Display98
- Numeric Data Display (NUMERIC)98
- Switching the Displayed Page100
- Number of Displayed Digits (Display Resolution)100
- Display Items (Items, Numeric)101
- All Display (All Items)103
- 8-, and 16-Value Displays (4 Items/8 Items/16 Items)104
- Matrix Display (Matrix)105
- Harmonics List Single/Dual (Hrm List Single/Dual)106
11 Graph Display107
- Graph Display (GRAPH)107
- Waveform Display (Wave)107
- Display Group (Group)108
- Display Items (Items, Wave)108
- Display Format (Form, Wave)110
- Number of Windows (Format)110
- Time Axis (Time/DIV)110
- Vertical Axis (Amplitude)112
- Advanced Waveform Display Settings (Advanced)113
- Cursor Measurement (Cursors)113
- Trend Display (Trend)114
- Display Group (Group)114
- Display Items (Items, Trend)115
- Display Format (Form, Trend)116
- Cursor Measurement (Cursors)117
- Measurement Display (Value)117
- Bar Graph Display (Bar)118
- Display Group (Group)118
- Display Items (Items, Bar)118
- Display Format (Form, Bar)119
- Cursor Measurement (Cursors)119
- Vector Display (Vector)120
- Display Group (Group)120
- Display Items (Items, Vector)121
- Display Format (Form, Vector)121
12 Custom Display122
- Custom Display (CUSTOM)122
13 Holding Measured Values, Performing Single Measurements, and Zero-Level Compensation123
- Holding Measured Values (Hold, HOLD)123
- Single Measurement (Single Execute, SINGLE)123
- Zero-Level Compensation (Cal Execute, CAL)123
14 Integrated Power (Watt Hours/Ampere Hours)124
- Integrated Power (Integration, MENU (INTEGRATION))124
- Integration-Related Display124
- Number of Displayed Digits (Display Resolution)126
- Integration Mode (Integration Mode)128
- Integration Timer (Integration Timer)131
- Scheduled Times for Real-Time Integration (Start Time/End Time)132
- Enabling or Disabling Independent Integration (Independent Control)133
- Integration Source Elements (Element Objects)133
- Integration Auto Calibration On/Off (Auto Cal)134
- Watt Hour Integration Method for each Polarity (WP ± Type)134
- Current Mode for Current Integration (Q Mode)134
- Integration Resume Action at Power Failure Recovery (Resume Action)135
- Starting, Stopping, and Resetting Integration136
15 Cursor Measurement138
- Cursor Measurement (Cursors)138
- Turning Cursor Measurement on and off (Cursors)138
- Waveform Measured by Cursor 1 (+) (C1+ Trace)138
- Position of Cursor 1 (+) (C1+ Position)139
- Position of Cursor 1 (+) (C1+ Order)139
- Waveform Measured by Cursor 2 (X) (C2X Trace)139
- Position of Cursor 2 (X) (C2X Position)139
- Position of Cursor 2 (X) (C2X Order)139
- Cursor Path (Cursor Path)139
- Linking Cursor Movement (Linkage)139
- Measured Items140
- Cursor Movement141
16 Data Storage142
- Data Storage (Store, MENU (STORE))142
- Storage Conditions142
- Storage Control143
- Stored Items146
- File Save Conditions148
- Starting, Pausing, and Ending Storage Recording150
- Storage Operations in each Storage Mode152
17 Saving Numeric Data, Waveform Data, and Screen Images156
- Storage Device157
- Saved Items (Saved Objects)158
- Conditions for Saving Numeric Data159
- Conditions for Saving Screen Images160
- File Save Conditions161
- Saving (Save Exec, EXEC)161
18 Ethernet Communication162
- Ethernet Communication (Network)162
- Tcp/Ip(Tcp/Ip)163
- FTP Server (FTP Server)164
- Network Drive (Net Drive)165
- Sntp(Sntp)166
19 Utility167
- Utility (Utility, UTILITY)167
- Instrument Information (System Overview)168
- System Configuration (System Configuration)169
- Remote Control (Remote Control)173
- Releasing Remote Mode (UTILITY)174
- Key Lock (KEY LOCK)175
- Touch Lock (TOUCH LOCK)175
- Self-Test (Selftest)175
Index176

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