Auto-Off Feature; Troubleshooting - AEMC 725 User Manual

Clamp-on harmonic probe
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Auto-Off
To conserve battery life, the Model 725 automatically shuts itself off after
10 minutes under the following conditions:
• No push button action
• No rotary switch (A, V) action
• Not in Record mode
Six short beeps will be heard prior to shutdown. Any control action will
repower the instrument.
The Auto-Off feature may be disabled by holding down the RANGE push
button, while turning the rotary selection switch from OFF to either
Amps or Volts.
LCD when the Auto-Off feature has been disabled.
The Auto-Off feature will reset when the Model 725 is turned Off.

Troubleshooting

From time to time, a minor malfunction may occur due to normal oper-
ating events. Below is a list common events and solutions which should
help you troubleshoot your Model 725.
Symptom
Instrument will not turn on
Missing or inaccurate readings
No function control action
Inaccurate or unstable DC
readings
Constant audible tone
42
will be displayed in the upper left-hand corner of the
Recommended Action
Low battery; replacement required
Check that minimum input level is
present
Exit existing mode
Be sure to zero prior to
measurement
Measurement range exceeded;
discontinue test
Clamp-On Harmonic Probe Model

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