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General| Type | Digital Power Meter |
|---|---|
| Frequency Range | DC, 0.5 Hz to 100 kHz |
| Power Supply | 100 to 240 VAC, 50/60 Hz |
| Current Ranges | 0.5/1/2/5/10/20 A |
| Power Bandwidth | DC |
| Display | LCD |
| Interfaces | USB, Ethernet |
| Voltage Ranges | 15/30/60/150/300/600 Vrms |
| Basic Accuracy (Voltage) | 0.1% |
| Basic Accuracy (Current) | 0.1% |
| Weight | Approx. 3.5 kg |
Details measurable voltage, current, power, frequency, and integrated values.
Explains voltage and current measurement modes like RMS, MEAN, and DC.
Covers displaying voltage, current, active power, and computation functions.
Discusses connecting to a PC via USB, GP-IB, RS-232, Ethernet, and WTViewerFreePlus.
Selects measurement modes for voltage and current: RMS, VOLTAGE MEAN, and DC.
Explains how to set measurement ranges manually or use auto range.
Configures coefficients for external voltage or current transformers.
Describes the Line Filter and Frequency Filter for noise reduction.
Sets the interval for acquiring sampled data and computing measurements.
Stops measurement and holds displayed values for all measurement functions.
Performs a single measurement cycle while the display is held.
Shows how to display voltage (V), current (A), and active power (W) on the instrument.
Explains how to display apparent power (VA), reactive power (var), and power factor (PF).
Details computation functions like efficiency, crest factor, basic arithmetic, and average active power.
Holds the maximum measured value that has occurred during operation.
Explains how to integrate active power (watt hour) and current (ampere hour).
Describes how to set manual, standard, or continuous integration modes and timers.
Covers measuring voltage, current, and active power up to the 50th harmonic.
Configures PLL source, upper harmonic limit, and THD calculation methods.
Explains how to store measured data to internal memory and the interval settings.
Details saving and loading instrument settings to/from internal memory.
Restores all setup parameters to their factory default settings.
Configures output items for voltage, current, power, and integrated values via D/A channels.
Allows testing of memory, panel keys, and LEDs to ensure proper operation.
Lists and explains measurement functions for voltage, current, power, etc., with computation methods.
Details harmonic measurement functions like voltage, current, power, distortion factors, and phase angles.
Explains fundamental concepts of DC/AC power, active, reactive, apparent power, and power factor.
Covers principles of resistance, inductance, capacitance, and RLC circuits.
Defines terms related to harmonics, such as fundamental wave, frequency, and distortion.
Shows voltage and current range combinations for WT310E and resulting power ranges.
Lists power ranges for WT332E/WT333E across various wiring systems and crest factors.
Guides on selecting voltage or current input as synchronization source for accurate measurements.
Explains reading error (based on measured value) and range error (based on measurement range).
Provides examples of calculating voltage and current measurement errors.
Visual guide for navigating the SETUP menu for WT310E/WT310EH.
Visual guide for navigating the second part of the SETUP menu for WT332E/WT333E.
Visual guide for navigating the first part of the UTILITY menu.
Illustrates the internal components and signal flow of the instrument.
Explains how voltage and current signals are processed through input circuits and converters.
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