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DCM3000
3.2 Switch, buttons and input Jack description
Used for Reading hold or back light control
Used for switching manual measuring range state.
Used for entering relative Measurement state
Used for maximun/mínimum Measurement function switch
Used for measuring function switch
Transfer switch: used for selecting function and measuring range
OFF position used for shutting off the power.
NCV position used for Non-Contact Voltage detection
COM Jack: V, R, diode,circuit connection common wire connecting terminal
INPUT Jack: V, R, diode,circuit connection input wire connecting terminal
4. OPERATING GUIDANCE
4.1 Reading Hold
In the process of measurement, if reading hold is required, press "HOLD/B.L" key, the value on the
display will be locked. Press "HOLD/B.L" key again to cancel reading hold state.
4.2 Manual Measuring Range
RAN key is automatic/manual measuring range key to trigger mode. The preset one is automatic
measuring range. Press to switch to manual measuring range. In the manual measuring range
mode, click once to change to upper range. Continue to the top range, then continue to press this
key to change to the bottom range. If this key is pressed more than 2 sec, it will switch back to
automatic measuring range state.
4.3 Max/Min Measurement Choice
1) Press "MAX/MIN" key to enter MAX mode, and always keep measurement maximum value;
press "MAX/MIN" key again, the meter will enter minimum value measurement state; press
"MAX/MIN" key for the third time, the meter will display the difference of máximum and minimum
value; press "MAX/MIN" key to repeat the above operations by recycling.
2) After entering MAX or MIN mode, it will automatically save the measured maximum or minimum
value.
3) If the user presses "MAX/MIN" key more than 2 sec, the meter will restore normal measuring
range.
Note:
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