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(E) AC 400A Range Calibration (Adjust VR104)
1. Set the clamp meter at ACA function.
2. Flow the current of AC 360A±0.02%/50Hz around the suitable wire or conductor.
3. Position clamp around wire or conductor and release trigger to make sure the clamp is
entirely closed.
4. Reposition the clamp to make the wire or conductor is in the center of the clamp.
5. Using a small flat-tipped screwdriver adjust the potentiometer VR104 until the display reads
367.0 or 367.2.
6. Disconnect the clamp from the wire on conductor.
(F) AC 1000A Range Calibration (Adjust VR103)
1. Set the clamp meter at ACA function.
2. Flow the current of AC 700A±0.02%/50Hz around the suitable wire or conductor.
3. Position clamp around wire or conductor and release trigger to make sure the clamp is
entirely closed.
4. Reposition the clamp to make the wire or conductor is in the center of the clamp.
5. Using a small flat-tipped screwdriver adjust the potentiometer VR103 until the display reads
699 or 701.
6. Disconnect the clamp from the wire on conductor.
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