GW Instek GWM-037 - Clamp Meter
Overview
Features
Specifications
Calibration
- DC/AC Current up to 1000 Amp
- True RMS (DC+AC) AC Current Measurement
- True RMS AC Voltage Measurement
- True RMS Power Measurement
- Frequency Measurement
- Resistance Measurement
- Peak Detect and Data Hold
- Analog Output of Current Signal for Recorder

- DC/AC Current up to 1000 Amp
- True RMS (DC+AC) AC Current Measurement
- True RMS AC Voltage Measurement
- True RMS Power Measurement
- Frequency Measurement
- Resistance Measurement
- Peak Detect and Data Hold
- Analog Output of Current Signal for Recorder
DC Voltage
Range | ±200V, ±750V 2 ranges |
Accuracy | ±(0.5% rdg + 1 digit) |
Impedance | 1MΩ |
AC Voltage
Range | 200V, 650V 2 ranges |
Bandwidth | 50Hz ~ 1KHz for 200V range 50Hz ~ 500Hz for 650V range |
AC True RMS
Accuracy | ±(1.0% rdg + 2 digits) |
Impedance | 1MΩ |
AC Current
Range | Range 200A, 1000A 2 ranges |
Accuracy | 47Hz ~ 63Hz ±(2.5% rdg + 10 digits) |
AC + DC True RMS
47Hz ~ 400Hz ± (2.5% rdg + 10 digits) |
DC Current
Range | 200A, 1000A 2 ranges |
Accuracy | ±(1.5% + 5 digits) |
Resistance
Range | 2000Ω |
Accuracy | ±(0.5% rdg + 1 digit) |
Active Power (True RMS)
Range | 20KW, 200KW 2 ranges |
Accuracy | Tipically 2%, single phase |
Frequency Test
Range | 2000Hz |
Accuracy | ±(0.5% rdg + 3 digits) |
Peak Detect
Range | All ranges except resistance, audible and frequency test. |
Accuracy | ±(3% rdg + 5 digits) Acquisition time 150mS for AC, 10mS for DC |
Audible Continuity Check
Range | OHM range |
Accuracy | Less than 100Ω |
Analog Output
200A range 10mV-A 1000A range 1mV-A |
Display
3 1/2 digits LCD display |
Power Source
Single standard 9V battery NEDA 1604 JIS006P, IEC 6F22 |
Accessories
Test probe x 1, Instruction Manual x 1, Alligator x 1, Carrying case x 1 |
Dimensions & Weight
85(W) x 46(H) x 245(D), 750g |
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