GMC-I Messtechnik GmbH
3
Contents
1
Safety Features and Precautions ............................................................4
2
Application ..............................................................................................6
3
Description .............................................................................................6
4
Operation ................................................................................................7
4.1
Controls ...................................................................................................7
4.2
Starting the Instrument ..............................................................................9
4.3
Voltage Measurement .............................................................................10
4.3.1 DC and AC Voltages up to 600 V (Direct Connection) ................................10
4.3.2 DC Voltages up to 30 kV with High Voltage Probe HV 30 ...........................11
4.4
Current Measurement .............................................................................12
4.4.1 DC and AC Currents up to 1 A (Direct Connection) ....................................13
4.4.2 DC and AC Currents up to 10 A (Direct Connection) ..................................14
4.4.3 DC and AC Currents above 10 A with External Shunt .................................14
4.4.4 AC Currents with (Clip-on) Current Transformers ......................................15
4.4.5 DC and AC Currents with (Clip-on) Current Sensors
(Current Transformers with Voltage Output) .............................................16
4.5
Measurement of Composite Voltages and Composite Currents ...................17
4.5.1 Composite Voltages ................................................................................17
4.5.2 Composite Currents ................................................................................17
4.6
Resistance Measurement .......................................................................18
4.7
Test of Diodes and Transistors .................................................................20
5
Technical Data .....................................................................................22
6
Maintenance .........................................................................................26
6.1
Battery ...................................................................................................26
6.2
Melting Fuse ...........................................................................................26
6.3
Housing ..................................................................................................28
7
Repair and Replacement Parts Service
Calibration Center and Rental Instrument Service ...............................28
8
Product Support ....................................................................................28
