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calibrator from the dam age caused som proper connections.
• connect the calibrator other voltage than set the voltage selector. lit, lib r
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laboratory.
• liq all objects can perm itted enter the calibrator through the vent openings.g.r.
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Regular maintenance
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• heneverpossible, use the setup enu round output term inal (GND setup function).Calibrator maintenance
M191 Insulation Tester Calibrator_______________ MEATEST.
• itch the calibrator outside its operating tem perature range.
• block the vent openings located the rear bottom panel.
• dam age the output term inals plugging “bananas" thicker than the term inals were designed
for.
• The calibrator operated dusty environm ent. lib tio r
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Rules for correct operation
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• The calibrator can nly itched pressing the ains itch located the rear panel.
• onnect the instrum ents calibrated proper output term inals.
What case failure
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38 User Manual
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