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MI 3002 & MI3102
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Table of contents
Preface ......................................................................................................... 5
Safety and operational considerations ..................................................... 6
Warnings and notes.................................................................................... 6
Batteries ..................................................................................................... 9
Charging ..................................................................................................... 9
Precautions on charging of new battery cells or cells unused for a longer
period ....................................................................................................... 10
2.5
Standards applied..................................................................................... 11
2.1
2.2
2.3
2.4
3
3.1
3.2
3.3
3.4
3.5
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Instrument description ........................................................................... –12
Front panel ............................................................................................... 12
Connector panel ....................................................................................... 13
Back panel................................................................................................ 14
Bottom view .............................................................................................. 15
Carrying the instrument ............................................................................ 16
Instrument operation ................................................................................ 17
4.1
Meaning of symbols and messages on the instrument display .......................... 17
4.1.1
The online voltage and output terminal monitor ................................... 17
4.1.2
Message field – battery status.............................................................. 18
4.1.3
Message field – measurement warnings/messages............................. 18
4.1.4
Result field ........................................................................................... 19
4.1.5
Other messages ................................................................................... 19
4.1.6
Sound warnings.................................................................................... 20
4.1.7
Function and parameter line................................................................. 20
4.2
Selecting measurement function/ subfunction .......................................... 20
4.3
Setting measurement parameters and limits ............................................ 21
4.4
Help menu ................................................................................................ 21
4.5
Setup menu .............................................................................................. 21
4.5.1
Supply system setup ............................................................................ 22
4.5.2
Impedance scaling factor adjustment ................................................... 22
4.5.3
Language selection .............................................................................. 23
4.5.4
Communication port selection .............................................................. 23
4.5.5
Plug / Tip commander support ............................................................. 23
4.5.6
Recalling original settings..................................................................... 24
4.6
Display contrast adjustment...................................................................... 25
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5.1
5.2
5.3
5.3.1
5.3.2
5.3.3
5.3.4
5.3.5
5.3.6
5.3.7
5.3.8
5.3.9
5.4
Measurements ........................................................................................... 26
Insulation resistance ................................................................................. 26
Continuity.................................................................................................. 28
Testing RCDs ........................................................................................... 31
Limit contact voltage............................................................................. 31
Nominal differential trip-out current ...................................................... 31
Multiplier of nominal residual current.................................................... 31
RCD type and test current starting polarity........................................... 32
Testing selective (time-delayed) RCDs ................................................ 32
Contact voltage .................................................................................... 32
Trip-out time ......................................................................................... 35
Trip-out current..................................................................................... 36
Autotest ................................................................................................ 37
Fault loop impedance and prospective fault current ................................. 41
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