DRAPER 41911 Auto-Ranging Digital Clamp Meter

User Manual - Page 12

For 41911.

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8.1 BACK LIGHT AND INSPECTION LIGHT.
Press and hold the button to switch on and off the back light/inspection light.
Note: The inspection light will only come on while in AC current function.
8.2 AUTOMATIC SHUTDOWN.
If the meter is not used for approx. 30 minutes the meter will automatically shut down. The
meter will give a warning buzz approx. 1 minute before.
8.3 HOLDING READINGS.
Press and “hold” button to hold the reading while taking a measurement, the value will be
held on the display press the “hold” button again to return to the normal reading function.
8.4 AC & DC VOLTAGE MEASUREMENT:
Warning
Risk of electric shock.
When measuring high voltage, extra care should be taken to avoid electrical shock.
Do not measure any voltage above 600V DC or AC rms.
1. Rotate the measurement function selection dial to the DC voltage measurement.
2. Press the "SEL" button to select AC or DC voltage measurement function.
3.
Connect the black lead to the COM probe socket and the red lead to the INPUT socket.
4. The measured value is read from the LCD.
8.5 AC CURRENT MEASUREMENT:
Warning
Risk of electric shock. YOU MUST NOT measure current using the probes.
Remove the test leads from the meter when measuring with the clamp head.
1. Rotate the measurement function selection dial to the appropriate current.
2. Press the trigger to open the clamp, pass the wire to be measured into the centre of the
clamp, and then slowly release the trigger until the clamp is fully closed.
3. The measured value is read from the LCD.
Note: The instrument can only measure one current conductor at a time.
If two or more current conductors are measured at the same time, the measurement will be
inaccurate.
8. OPERATING INSTRUCTIONS
12
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