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3.r.GPIB, RS-232 connectors
3 power cord socket with fuse, mains voltage selector, mains switch
4 model plate
5 grounding terminal
3. The calibrator switches the desired function mode and resets either the reference value when it
User Manual v16 13
.
• The calibrator housing has connected protection earth the mains using
green/yellow grounding lead. The status the
calibrator can changed using the buttons located the front panel one the following ways:
1._________________________________________M191 Insulation Tester Calibrator
UUT connection the calibrator
4. Following rules are necessary keep mind:
• The calibrator must properly connected source mains voltage. 2.3 UUT connection
The calibrator designed for calibration insulation meters. Insulation meters can source dangerous DC
voltage.
MEATEST, s. Extra lead must be
used connect rear panel grounding post and protection earth, see chap.o. 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.
High resistance mode HVR with set value 100 and output terminals disconnected.1 Selection ffunction
After the power switched and the initial checks complete, the calibrator resets its reference status, i. The lead standard part packing
• Set always grounding mode when calibrating floating UUTs.
• Connection UUT the calibrator can performed only when UUT switched off or
UUT standby mode with test voltage the output terminals.e. Control the calibrator
4
