LEM ISO plus, Operating Instructions Manual

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Contents
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Contents:
1 Safety Regulations.......................................................................................... 4
2 Instrument features ........................................................................................ 6
3 Insertion / replacement of battery and fuse.................................................. 8
4 Getting started / Operating principles........................................................... 9
5 Basic operation............................................................................................. 11
5.1 Insulation test............................................................................................ 11
5.2 Resistance measurement / Continuity ...................................................... 13
5.3
Voltage measurement............................................................................... 15
5.4 Current measurement ............................................................................... 17
6 Advanced functions...................................................................................... 19
6.1 Determining the Dielectric Absorption ratio R
ab
in Insulation test.............. 19
6.1.1 Determining the Polarization Index Ip ....................................................... 20
6.2 Transducer input (for voltage output current probes) ................................ 21
6.3 HOLD ........................................................................................................ 21
6.4 LIMIT (Alarm) ............................................................................................ 22
6.5 REC (Record) ........................................................................................... 23
6.6 ZERO ........................................................................................................ 23
6.7 Back-light .................................................................................................. 23
7 Programming functions Kapitel Mémoire löschen .................................... 24
8 Technical Data .............................................................................................. 26
8.1.1 General ..................................................................................................... 26
9 Upkeep and Maintenance............................................................................. 31
10 Other products.............................................................................................. 32