User manual
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3.3 INITIAL CHECK
WARNING
: BEFORE TURNING ON THE INSTRUMENT, ALL PROTECTIVE EARTH
TERMINALS, EXTENSION CORDS AND DEVICES CONNECTED TO THE INSTRUMENT MUST
BE CONNECTED TO A PROTECTIVE EARTH GROUND. ANY INTERRUPTION OF THE
PROTECTIVE EARTH GROUND WILL CAUSE A POTENTIAL SHOCK HAZARD.
3.3.1 Default Settings
The default factory setting for the output parameters are as follows:
VOLTAGE
10 V
FREQUENCY
50 Hz
RANGE
270 V
OUTPUT STATUS OFF
OPERATION MODE
LOC
NOTE: Whenever range is changed between 135 V and 270 V, output
will automatically switch to OFF for safety.
3.3.2 Initial Display
Flip the power switch to turn on the power, and the front panel display will turn
on. It will first show the model number, then firmware version, then output
status, and then the actual output parameters after one second.
V A RANGE
B&K PRECISION
ACS1657
Hz W REM/LOC
V A RANGE
Vx.xxxxx
Hz W REM/LOC
After 1 second










