25-1000-UM 9
21. Up / Down Buttons
Short press or press and hold to increase/decrease set points, calibration adj. and turn functions on/off
22. PULSE ON LED
Indicates the internal pulse generator is activated. Used with the 25-1000-GF handheld ground fault
detector to location of the short circuit
23. SCAN Button
Manual Mode: Enables the user to view each measurement and setting by short pressing the
SCAN/MANUAL button. See table below
Auto Mode: The instrument continuously scrolls through measurements and settings every 3 seconds,
to place the instrument into Auto Mode (or back to Manual Mode) press and hold the SCAN/MANUAL
button for approx. 4 sec.
BAT Battery voltage
+BUS +Bus voltage
-BUS -Bus voltage
GFV Ground Fault Voltage
RVV Ripple Voltage (mV)
RIV Ripple Current (mA)
TD Time Delay
1PH/3PH
Single or Three Phase input power to AC charger being monitored
24. BUZZER BON/BOFF (Audible buzzer located at the back of the bezel)
To turn buzzer ON/OFF go into setup menu by pressing LIMIT button (4 sec), scroll down to BON and
hit the UP / DOWN button to turn it On/off.
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