Boot, must maintain clamp meter natural resting
state, don’t flip Clamp, don’t be imposed outside force
on the jaw, otherwise can not guarantee the
accuracy of measurement
Press the power button to switch on and off. The instrument is
automatically calibrated when it is turned on. When the power is
turned on, “OLΩ” is displayed and the resistance measurement
mode is automatically entered. If there is no normal self-calibration,
the instrument will display the “Er” symbol to indicate that the
power-on error occurs. The common cause of the power-on error is
that the jaws are not closed properly、 plunge the wires etc. when
starting up.
5 minutes after power on automatically shut down, before the
automatic shutdown device will flash for 30 seconds, then press the
power button will delay the switch time 5 minutes..
2. Battery Voltage Check
After the power is turned on, if the LCD shows the battery voltage
low symbol “ ”, it indicates that the battery is running low. Please
replace the battery. Sufficient battery power to ensure the accuracy of the
measurement.
3. Resistance Test
When the user thinks that the grounded value does
not conform to the normal, you can use a random
calibration ring to check whether the clamp meter
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