Operation Manual
62 GMC-I Messtechnik GmbH
Technical Data
9  Technical Data 
Meas.
Func-
tion
(input)
Measuring Range
Resolution at 
Upper Range 
Limit
Input impedance
Intrinsic Uncertainty
under Reference Conditions
Overload 
Capacity 
2)
± (... % rdg. + ... d)  ± (... % rdg. + ... d) ± (... % rdg. + ... d)
~ /  ~ 
1), 11)
1), 11)
Value Time
V
(a)
300.0 mV 100 μV9MΩ 9MΩ // < 50 pF 0.5 + 3 
10)
1.5 + 3 (> 300 d) 1.5 + 3 (> 300 d) 
600 V
DC
AC
RMS
Sine
6
Cont.
3.000 V 1 mV 9 MΩ 9MΩ // < 50 pF 0.5 + 1
1.5 + 3 (> 30 d) 1.5 + 3 (> 100 d)
30.00 V 10 mV 9 MΩ 9MΩ // < 50 pF 0.5 + 1
300.0 V 100 mV 9 MΩ 9MΩ // < 50 pF 0.5 + 1
600 V 1 V 9 MΩ 9MΩ // < 50 pF 0.5 + 1
Voltage drop at approx. range limit
~ 
1), 11)
1), 11)
A
(E)
300.0 μA 100 nA 18  mV 18  mV 0.5 + 5 1.5 + 5 (> 100 d) 1.5 + 5 (> 100 d) 
0.3 A Cont.
3.000 mA 1 μA 160 mV 160 mV
0.5 + 3
1.5 + 5 (> 30 d) 1.5 + 5 (> 100 d)
30.00 mA 10 μA 32 mV 32 mV
300.0 mA 100 μA 320 mV 320 mV
1.000 A 1 mA 600  mV 600  mV 0.5 + 5 1.6 A 5 min.
Factor: 1:1/10/100/1000
Input Input impedance
10)
~ 
1), 11)
1), 11)
A
(a)
0.3/3/30/300 A 300 mV
Voltage measurement input approx. 9 MΩ
( V socket)
0.5 + 3
1.5 + 3 (> 300 d)  1.5 + 3 (> 300 d)  Measurement input
3/30/300/3k A  3 V 1.5 + 3 (> 30 d)  1.5 + 3 (> 100 d) 
600 V 
TRMS
Max. 10 s
30/300/3k/30k A
30 V Plus clip-on current sensor error
Open-circuit 
voltage
Meas. current at 
range limit
± (... % rdg. + ... d) 
Ω
(a)
300.0 Ω 100 mΩ < 1.4 V Approx. 250 μA 0.5 + 3 
10)
600 V
DC
AC
RMS
Sine
Max. 10 s
3.000 kΩ 1 Ω < 1.4 V Approx. 160 μA 0.5 + 1
30.00 kΩ 10 Ω < 1.4 V Approx. 28 μA 0.5 + 1
300.0 kΩ 100 Ω < 1.4 V Approx. 2.9 μA 0.5 + 1
3.000 MΩ 1kΩ < 1.4 V Approx. 0.31 μA 0.5 + 1
30.00 MΩ 10 kΩ < 1.4 V Approx. 33 nA 2.0 + 5
R
SL
300.0 Ω 100 mΩ Approx. 13 V
Approx. 2 mA const.
3 + 5
3.000 kΩ 1 Ω Approx. 13 V 3 + 5
300.0 Ω 100 mΩ Approx. 3 V
Approx. 1 mA const.
3 + 5
5.1 V 
3)
1mV Approx. 13 V 2 + 5










