This user manual introduces the use of the Extech AM300 Analog Clamp Meter, including measuring AC voltage and current, DC voltage and resistance, and safety precautions.
The Extech AM300 is an analog clamp meter designed to measure AC current, AC/DC voltage, and resistance. The device features a function selector switch, a pointer lock switch for data holding, and zero adjustment screws for both voltage and resistance measurements. It operates on a single 1.5V 'AA' battery and includes a replaceable fuse.
| AC Current Ranges | 6, 15, 60, 150, and 300A |
|---|---|
| AC Voltage Ranges | 300 and 600V |
| DC Voltage Range | 75V |
| Resistance Range | 2000Ω |
| Clamp Jaw Opening | 1.5" (38mm) max. |
| Battery Type | One (1) 1.5V 'AA' Battery |
| Fuse Rating | 0.5A / 250V glass fuse |
| Dimensions | 9.0 x 2.8 x 1.5" |
The maximum AC current range is 300A.
The meter uses one 1.5V 'AA' battery.
Set the Pointer Lock switch to the right-most position.