Diagnostic
MA445: 400A True RMS AC/DC Clamp Meter + NCV
The Extech MA445 400A True RMS AC/DC clamp meter + NCV is a 400 ampere true RMS clamp with a build-in Non-Contact Voltage Detector (NCV). Due to the MA445 wide jaw (30mm), it can fit conductors up to 500MCM. Furthermore, the Extech MA445 clamp has a large backlit LCD display and built-in Flashlight. Functions include NCV, AC/DC Voltage, AC/DC Current, Resistance, Capacitance, Frequency, Type-K Temperature, Diode Test, Continuity.
| AC Current | 400.0A (10mA) True RMS |
|---|---|
| DC Current | 400.0A (10mA) |
| Basic Current Accuracy | AC: ±2.5%, DC: ±2.0% |
| DC Voltage | 600V (0.1mV) True RMS |
| AC Voltage | 600V (1mV) |
| Basic Voltrage Accuracy | AC: ±1.2% DC: ±0.8% |
| Non-Contact Voltage (NCV) | 100 to 600V |
| Resistance | 40MΩ (0.1Ω) |
| Capacitance | 40mF (0.01nF) |
| Frequency | 1MHz (0.01Hz) |
| Temperature (Type K - meter range) | -40° to 1832°F/-40° to 1000°C (1°) |
| Duty Cycle | Yes |
| Diode/Continuity | Yes |
| Dimensions | 9x3x1.6" (228x77x41mm) |
| Weight | 9.3oz (265g) |
The Extech MA445 400A True RMS AC/DC clamp meter + NCV is a 400 ampere true RMS clamp with a build-in Non-Contact Voltage Detector (NCV). Due to the MA445 wide jaw (30mm), it can fit conductors up to 500MCM. Furthermore, the Extech MA445 clamp has a large backlit LCD display and built-in Flashlight. Functions include NCV, AC/DC Voltage, AC/DC Current, Resistance, Capacitance, Frequency, Type-K Temperature, Diode Test, Continuity.
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Erik-Jan Visser
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