BENNING IT 130
short instructions
- 3 -
Table of Contents
1
Start-up guide ................................................................................................................................... 4
1.1
Safety and operational considerations .................................................................................... 4
1.2
Front and connector panel ....................................................................................................... 6
1.3
Standard scope of delivery ...................................................................................................... 7
1.4
Indications and meaning of symbols ....................................................................................... 8
1.5
Selecting measuring functions ................................................................................................. 9
1.6
Switch position „AUTO“ ......................................................................................................... 10
1.7
Settings .................................................................................................................................. 10
1.8
Measured value memory ....................................................................................................... 10
1.9
Batteries and fuses ................................................................................................................ 11
1.10
Calibration and Service ......................................................................................................... 12
1.11
Optional accessories ............................................................................................................. 13
2
Measurements ................................................................................................................................ 14
2.1
Null balance (compensation) of the test cables ..................................................................... 14
2.2
TRMS voltage (V AC/DC), frequency and phase sequence (rotary field) ............................. 15
2.3
Insulation Resistance (R
ISO
) .................................................................................................. 16
2.4
Low-impedance resistance (R
LOW
)/ continuity test ................................................................ 17
2.5
Residual current operated device (RCD) .............................................................................. 18
2.6
Loop impedance (Z
s L-PE
) ....................................................................................................... 19
2.7
Line impedance (Z
I L-N/L
) ........................................................................................................ 20
2.8
Earth resistance (R
E
) ............................................................................................................. 21
2.9
Current (A AC/DC) ................................................................................................................ 22
2.10
Luminous intensity (LUX) ...................................................................................................... 23
2.11
First fault current (R
ISO
) in IT supply system (ISFL) .............................................................. 24
