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_________________________________________M191 Insulation Tester Calibrator
UUT connection the calibrator
4.1 Selection ffunction
After the power switched and the initial checks complete, the calibrator resets its reference status, i. Control the calibrator
4.GPIB, RS-232 connectors
3 power cord socket with fuse, mains voltage selector, mains switch
4 model plate
5 grounding terminal
3.o.3.
High resistance mode HVR with set value 100 and output terminals disconnected. Following rules are necessary keep mind:
• The calibrator must properly connected source mains voltage.
• Connection UUT the calibrator can performed only when UUT switched off or
UUT standby mode with test voltage the output terminals. The lead standard part packing
• Set always grounding mode when calibrating floating UUTs. Extra lead must be
used connect rear panel grounding post and protection earth, see chap.e. The calibrator switches the desired function mode and resets either the reference value when it
User Manual v16 13
.3 UUT connection
The calibrator designed for calibration insulation meters. 2.r.
MEATEST, s. 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. 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
