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Note : 1. With zero calibrated before measurement.
2* 4V range specifies readings above 10% of full scale of range.
3. Amp ranges specify reading <90% of full scale of range.
4. In the noise generating field, may affect intervals.
(12) Auto Power Off (APO)
The APO annunciator on the LCD panel indicates that the meter is working in the Auto Power Off mode. If the
meter idles for more than 30 minutes, the meter automatically turns the power off. When this happens, the
state (non-logic measurement) of the meter is stored. The meter can be turned back on by pushing any switch
except back light switch or changing the rotary switch. If the meter is Re-Powered by pushing any switch,
the LCD displays the stored value. Pressing the Hold switch disables the hold state. The meter will produce a
periodic alarm 15 seconds before automatically turning power off , any key press or rotary change will reset
the Auto-Power-Off delay of 30 minutes.
(13) Disable Auto Power Off
In order to disable Auto Power Off function, power up the meter whilst pressing any of the function switches
other than the "Hold" or "Mode" switches.
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