YOKOGAWA WT1803

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IM WT1801-01EN

3rd Edition

Precision Power Analyzer

WT1800

Features Guide

Main Page

Table of Contents3
Items that this Instrument Can Measure8
Measurement Functions Used in Normal Measurement8
Harmonic Measurement Functions (Option)10
Delta Computation Functions (Option)12
Motor Evaluation Functions (Option)12
Auxiliary Input Measurement Functions (Option)12
High Speed Data Capturing Measurement Functios (Option)12
What Is a Measurement Function13
Measurement Period13
Fundamental Measurement Conditions14
Wiring System Settings (WIRING)14
Wiring System (Wiring)14
Efficiency Equation (Η Formula)17
Independent Input Element Configuration (Element Independent)18
Delta Computation (Δ Measure; Option)19
Selecting an Element Whose Measurement Range You Want to Specify (ELEMENT)21
Selecting All Input Elements (ALL)22
Voltage Range (RANGE UP/DOWN (V))22
Auto Voltage Range (AUTO (V))23
Current Range (RANGE UP/DOWN (A))24
Auto Current Range (AUTO (A))24
Power Range25
External Current Sensor Range (EXT SENSOR; Option)25
External Current Sensor Conversion Ratio (SENSOR RATIO; Option)26
External Current Sensor Range Display Format (DIRECT/MEASURE; Option)27
Scaling (SCALING)27
Valid Measurement Range (CONFIG(V)/CONFIG(A))29
Crest Factor (Crest Factor)30
Measurement Period (SYNC SOURCE)31
Line Filter (LINE FILTER)32
Frequency Filter (FREQ FILTER)32
Data Update Interval (UPDATE RATE)33
Averaging (AVG)33
Displaying the Setup Parameter List (INPUT INFO)35
Harmonic Measurement Conditions (Option)36
Harmonic Measurement Conditions (HRM SET)36
PLL Source (PLL Source)36
Measured Harmonic Orders (Min Order/Max Order)37
Distortion Factor Equation (Thd Formula)38
Input Element Group (Element Settings)38
Anti-Aliasing Filter39
Motor Evaluation Conditions (Option)40
Motor Evaluation Conditions and Auxiliary Input Conditions (MOTOR/AUX SET)40
Scaling Factor (Scaling)40
Unit (Unit)41
Input Signal Type (Sense Type)41
Analog Input Range42
Linear Scaling of Analog Input42
Line Filter (Line Filter)43
Synchronization Source (Sync Source)44
Pulse Input Range44
Torque Signal Pulse Rating44
Revolution Signal Pulses Per Revolution (Pulse N)46
Synchronous Speed (Sync Speed)46
Electrical Angle Measurement (Electrical Angle Measurement)47
Motor Efficiency and Total Efficiency Computation48
Auxiliary Input Conditions (Option)49
Auxiliary Input Conditions (MOTOR/AUX SET)49
Input Signal Name (aux Name)49
Scaling Factor (Scaling)49
Unit (Unit)49
Analog Input Range49
Linear Scaling of Analog Input50
Line Filter (Line Filter)51
Holding Measured Values and Performing Single Measurements52
Holding Measured Values (HOLD)52
Single Measurement (SINGLE)52
Numeric Data Display53
Numeric Data Display (NUMERIC)53
Display Format (FORM)53
Numeric Data Display Format53
Switching the Displayed Page (PAGE up55
Jumping to the First or Last Page (PAGE TOP55
Number of Displayed Digits (Display Resolution)56
Display Item (ITEM)56
8-, and 16-Value Displays (4 Items/8 Items/16Items)57
Matrix Display (Matrix)59
All Items Display (All Items)60
Single Harmonics and Dual Harmonics Lists (Hrm List Single/Dual; Option)61
Custom Display (Custom)62
Computation65
Computation (MEASURE)65
User-Defined Functions (User Defined Function)65
Measuring the Average Active Power69
MAX Hold (Max Hold)69
User-Defined Events (User Defined Event)70
Apparent Power, Reactive Power, and Corrected Power Equations (Formula)72
Sampling Frequency (Sampling Frequency)73
Phase Difference Display Format (Phase)74
Master/Slave Synchronization Measurement (Sync Measure)74
Voltages or Currents Whose Frequencies will be Measured (FREQ MEASURE)75
Integrated Power (Watt Hours)76
Integration-Related Display Indications76
Number of Displayed Digits (Display Resolution)77
Enabling or Disabling Independent Integration (Independent Control)79
Independently Integrated Elements (Element Object)79
Starting, Stopping, and Resetting Integration (Start/Stop/Reset)80
Integration Conditions (Integ Set)82
Integration Mode (Mode)82
Integration Timer (Integ Timer)85
Scheduled Times for Real-Time Integration (Real-Time Control)85
Integration Auto Calibration On/Off (Auto Cal)86
Watt Hour Integration Method for each Polarity (WP ± Type)86
Current Mode for Current Integration (Q Mode)86
Rated Time of Integrated D/A Output (D/A Output Rated Time; Option)87
Waveform Display88
Waveform Display (WAVE)88
Display Format (FORM)89
Number of Windows (Format)89
Time Axis (Time/DIV)89
Vertical Axis (Amplitude)91
Trigger (Trigger Settings)92
Advanced Waveform Display Settings (Display Settings)94
Waveform Mapping (Wave Mapping)95
Display Item (ITEM)95
Trend Display97
Other Displays (OTHERS)97
Trend Display (Trend)97
Display Format (FORM)98
Display Item (ITEM)99
Bar Graph Display (Option)100
Bar Graph Display (OTHERS (Bar))100
Display Format (FORM)100
Display Item (ITEM)101
Vector Display (Option)102
Vector Display (OTHERS (Vector))102
Display Format (FORM)103
Display Item (ITEM)103
Split Display104
Split Display (OTHERS)104
Split Displays with the Numeric Display (Numeric+***)104
Split Displays with the Waveform Display (Wave+***)104
Split Displays with the Trend Display (Trend+***)104
Split Display Settings104
Cursor Measurement105
Cursor Measurement (CURSOR)105
Turning Cursor Measurement on and off (Cursor)105
Waveform Measured by Cursor 1 (+; C1+ Trace)105
Waveform Measured by Cursor 2 (X; C2X Trace)105
Cursor Path (Cursor Path)106
Position of Cursor 1 (+; C1+ Position)106
Position of Cursor 2 (X; C2X Position)106
Linking Cursor Movement (Linkage)106
Measured Items106
Cursor Movement108
16 High Speed Data Capturing109
High Speed Data Capturing (OTHERS(High Speed Data Capturing))109
High Speed Data Capturing (HS) Settings (FORM)112
Number of Data Captures (Capture Count)112
Viewing and Optimizing the Maximum Capturing Count (Optimize Count)112
Capture Control Settings (Control Settings)113
Recording to a File (Record to File)115
Save Conditions (File Settings)116
Starting and Stopping High Speed Data Capturing (Start/Stop)117
Display Items (ITEM)119
17 Data Storage120
Storage-Related Display Indications120
Storage Conditions (STORE SET)120
Storage Control (Control Settings)121
Stored Items (Item Settings)123
Save Conditions (File Settings)124
Starting, Stopping, and Resetting Storage (STORE START, STORE STOP, and STORE RESET)125
Storage Operations in each Storage Mode127
18 Saving and Loading Data130
Storage Media130
Saving Setup Data (Save Setup)131
Saving Waveform Display Data (Save Wave)131
Saving Numeric Data (Save Numeric)131
File Save Conditions132
Loading Setup Data (Load Setup)134
File Operations (Utility)135
19 Saving Screen Images137
Conditions for Saving Screen Image Data (IMAGE SAVE MENU)137
Saving a Screen Image (IMAGE SAVE)137
Printing Screen Images and Numeric Data (Option)138
Printing Conditions (PRINT MENU)138
Output Format (Format)138
Automatic Printing Execution (Auto Print ON)139
Automatic Printing (Auto Print Settings)139
Comment (Comment)140
Paper Feed (Paper Feed)140
Print Timing for Different Print Modes141
Printing (PRINT)143
Ethernet Communication (Network)144
Tcp/Ip (Tcp/Ip)145
FTP Server (FTP Server)146
Network Drive (Net Drive)147
Sntp (Sntp)148
Utility149
Utility (UTILITY)149
Overview (System Overview)150
Initializing the Settings (Initialize Settings)150
Remote Control (Remote Control)151
System Configuration (System Config)153
D/A Output (D/A Output Items; Option)156
Self-Test (Selftest)159
23 Other Features160
Zero-Level Compensation (CAL)160
NULL Feature (NULL SET)160
Enabling and Disabling the NULL Feature (NULL)162
Clearing Remote Mode (LOCAL)162
Key Lock (KEY LOCK)162
Index163

Brand	YOKOGAWA
Model	WT1803
Category	Measuring Instruments
Language	English

Table of Contents

YOKOGAWA WT1803 Specifications

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