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MI3002 MI3100 MI3102
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Table of contents
Preface ......................................................................................................... 6
Safety and operational considerations ..................................................... 7
Warnings and notes.................................................................................... 7
Batteries ................................................................................................... 10
Charging ................................................................................................... 10
Precautions on charging of new battery cells or cells unused for a longer
period ....................................................................................................... 11
2.5
Standards applied..................................................................................... 12
2.1
2.2
2.3
2.4
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3.1
3.2
3.3
3.4
3.5
3.6
Instrument description ............................................................................. 13
Front panel ............................................................................................... 13
Connector panel ....................................................................................... 14
Back panel................................................................................................ 15
Bottom view .............................................................................................. 16
Carrying the instrument ............................................................................ 17
Instrument set and accessories ................................................................ 18
4.1
4.1.1
4.1.2
4.1.3
4.1.4
4.1.5
4.1.6
4.1.7
4.2
4.3
4.4
4.5
4.5.1
4.5.2
4.5.3
4.5.4
4.5.5
4.6
Instrument operation ................................................................................ 19
Meaning of symbols and messages on the instrument display .......................... 19
The online voltage and output terminal monitor ................................... 19
Message field – battery status.............................................................. 20
Message field – measurement warnings/messages............................. 20
Result field ........................................................................................... 21
Other messages ................................................................................... 21
Sound warnings.................................................................................... 22
Function and parameter line................................................................. 22
Selecting measurement function/subfunction ........................................... 22
Setting measurement parameters and limits ............................................ 23
Help menu ................................................................................................ 23
Setup menu .............................................................................................. 23
Supply system setup ............................................................................ 24
Prospective short/fault current scaling factor adjustment ..................... 24
Language selection .............................................................................. 24
Communication port selection (MI 3102 only) ...................................... 25
Recalling original settings..................................................................... 25
Display contrast adjustment...................................................................... 27
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Measurements ........................................................................................... 28
5.1
Insulation resistance ................................................................................. 28
5.2
Continuity.................................................................................................. 30
5.2.1
LowΩ resistance................................................................................... 30
5.2.2
Continuity ............................................................................................. 33
5.3
Testing RCDs ........................................................................................... 35
5.3.1
Limit contact voltage............................................................................. 35
5.3.2
Nominal differential trip-out current ...................................................... 35
5.3.3
Multiplier of nominal residual current.................................................... 35
5.3.4
RCD type and test current starting polarity........................................... 35
5.3.5
Testing selective (time-delayed) RCDs ................................................ 36
5.3.6
Contact voltage .................................................................................... 36
5.3.7
Trip-out time ......................................................................................... 38
5.3.8
Trip-out current..................................................................................... 40
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