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MI 3100 s, MI 3100 SE EurotestEASI Table of contents
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Table of contents
1Preface ................................................................................................................................. 6
2Safety and operational considerations ............................................................................. 7
2.1Warnings and notes ...................................................................................................... 7
2.2Battery and charging ................................................................................................... 11
2.3Standards applied ....................................................................................................... 13
3Instrument description ..................................................................................................... 14
3.1Front panel .................................................................................................................. 14
3.2Connector panel .......................................................................................................... 15
3.3Back side .................................................................................................................... 16
3.4Carrying the instrument ............................................................................................... 17
3.4.1Secure attachment of the strap ............................................................................... 18
3.5Instrument set and accessories .................................................................................. 19
3.5.1Standard set MI 3100 s – EurotestEASI ................................................................. 19
3.5.2Standard set MI 3100 SE – EurotestEASI .............................................................. 19
3.5.3Optional accessories ............................................................................................... 19
4Instrument operation ........................................................................................................ 20
4.1Display and sound ...................................................................................................... 20
4.1.1Terminal voltage monitor......................................................................................... 20
4.1.2Battery indication .................................................................................................... 20
4.1.3Messages ................................................................................................................ 20
4.1.4Results .................................................................................................................... 21
4.1.5Sound warnings ...................................................................................................... 21
4.1.6Help screens ........................................................................................................... 21
4.1.7Backlight and contrast adjustments ........................................................................ 22
4.2Function selection ....................................................................................................... 23
4.3Settings ....................................................................................................................... 24
4.3.1Memory (MI 3100 SE only) ..................................................................................... 24
4.3.2Language ................................................................................................................ 24
4.3.3Date and time .......................................................................................................... 25
4.3.4RCD testing ............................................................................................................. 25
4.3.5Isc factor ................................................................................................................. 26
4.3.6Commander support (MI 3100 SE only) .................................................................. 27
4.3.7Communication (MI 3100 SE only) ......................................................................... 27
4.3.8Initial settings .......................................................................................................... 29
5Measurements ................................................................................................................... 31
5.1Voltage, frequency and phase sequence .................................................................... 31
5.2Insulation resistance ................................................................................................... 33
5.3Resistance of earth connection and equipotential bonding ........................................ 35
5.3.1R LOW, 200 mA resistance measurement ........................................................... 35
5.3.2Continuous resistance measurement with low current ............................................ 36
5.3.3Compensation of test leads resistance ................................................................... 37
5.4Testing RCDs .............................................................................................................. 39
5.4.1Contact voltage (RCD Uc)....................................................................................... 40
5.4.2Trip-out time (RCDt) ................................................................................................ 41
5.4.3Trip-out current (RCD I) .......................................................................................... 41
5.4.4RCD Auto-test ......................................................................................................... 43
5.5Fault loop impedance and prospective fault current ................................................... 45
5.6Line impedance and prospective short-circuit current / Voltage drop ......................... 47
5.6.1Line impedance and prospective short circuit current ............................................. 48
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