was designed used a
laboratory. lit, lib r
m itc irst, is
fo llo :
• fro l.
• onnect the instrum ents calibrated proper output term inals.
• itch the calibrator outside its operating tem perature range.
38 User Manual
.Calibrator maintenance
M191 Insulation Tester Calibrator_______________ MEATEST.
• liq all objects can perm itted enter the calibrator through the vent openings.
• fla riv lta se
h r. lib tio r
h rfo lib tio .
T lib lib ls.r.
• itc lib rsis ts,
c r. ith tin . There protecting the
calibrator from the dam age caused som proper connections.
T ltifu tio lib tro tru ith tro ily
lo rin tio fan .
• block the vent openings located the rear bottom panel.
Regular maintenance
T lib ire tric rts.
Rules for correct operation
E lly llo rre tio lib r:
• The calibrator can nly itched pressing the ains itch located the rear panel..
• heneverpossible, use the setup enu round output term inal (GND setup function).
• dam age the output term inals plugging “bananas" thicker than the term inals were designed
for.
• se.o. irty se
a iste ith l.
What case failure
I rin tio (e.
• connect the calibrator other voltage than set the voltage selector.
• The calibrator operated dusty environm ent. s.g
