User Guide

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UT207A/208A/209A Operating Manual

B. Environmental Requirements

● The Meter is suitable for indoor use.

● Altitude: Operating: 2000m

Storage: 10000m

● Safety/ Compliances: IEC 61010 CATII 600V, CATIII 300V over voltage and

double insulation standard, pollution degree 2.

● Temperature and humidity:

Operating:

0℃~30℃(≤85%R.H)

30℃~40℃ (≤75%R.H)

40℃~50℃(≤45%R.H)

Storage:

-20℃~+60℃ (≤85%R.H)