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• Connection UUT the calibrator can performed only when UUT switched off or
UUT standby mode with test voltage the output terminals. Following rules are necessary keep mind:
• The calibrator must properly connected source mains voltage.3 UUT connection
The calibrator designed for calibration insulation meters. The lead standard part packing
• Set always grounding mode when calibrating floating UUTs. Control the calibrator
4. Change function pressing one function buttons N
After pressing the function button another function from the sequence HVR, TIMER, SHORT, HVC, PSP, DPP
is selected.1 Selection ffunction
After the power switched and the initial checks complete, the calibrator resets its reference status, i.e. The calibrator switches the desired function mode and resets either the reference value when it
User Manual v16 13
. 2. Extra lead must be
used connect rear panel grounding post and protection earth, see chap.3.o.GPIB, RS-232 connectors
3 power cord socket with fuse, mains voltage selector, mains switch
4 model plate
5 grounding terminal
3._________________________________________M191 Insulation Tester Calibrator
UUT connection the calibrator
4. The status the
calibrator can changed using the buttons located the front panel one the following ways:
1. Insulation meters can source dangerous DC
voltage.
• The calibrator housing has connected protection earth the mains using
green/yellow grounding lead.r.
High resistance mode HVR with set value 100 and output terminals disconnected.
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