OPERATING MANUAL MIC-10s1 version 1.03
58
10 Technical specifications
10.1 Basic data
The abbreviation "m.v." used in the specification of basic uncertainty denotes a standard measured
value
AC/DC voltage measurement
Display range
Resolution
Basic uncertainty
0.0 V to 29.9 V
0.1 V
(2 % m.v. + 20 digits)
30.0 V to 299.9 V
0.1 V
(2 % m.v. + 6 digits)
300 V to 750 V
1 V
(2 % m.v. + 2 digits)
Frequency range: 45 to 65Hz
Measurement of insulation resistance
Test voltage accuracy (R
obc
[
]
1000*V
N
[V]): -0+10% of the set value
Measurement range acc. to IEC 61557-2 for MIC-10s1 V
N
= 10000V: 10.0M
to 40.0T
Measurement with DC and increasing voltage (SV) for U
ISO
= 5 kV
Display range
Resolution
Basic uncertainty
000 k
to 999 k
1 k
(3 % m.v. + 10 digits)
1.00 M
to 9.99 M
0.01 M
10.0 M
to 99.9 M
0.1 M
100 M
to 999 M
1 M
1.00 G
to 9.99 G
0.01 G
10.0 G
to 99.9 G
0.1 G
100 G
to 999 G
1 G
(3.5 % m.v. + 10 digits)
1.00 T
to 9.99 T
0.01 T
(7.5 % m.v. + 10 digits)
10.0 to 40.0 T
at V
N
= 10 kV
0.1 T
(12.5 % m.v. + 10 digits)
For other voltages the measurement uncertainty can be calculated from the following formula:
δ
R
= ±(3 %+(V
ISO
/( V
ISO
-R
zm
·21·10
-12
)-
1) ·100 %) ± 10 digits
where:
V
ISO
– voltage at which the measurement is conducted [V]
R
zm
– measured resistance [Ω]
Approximate maximum values of the measured resistance, depending on the test voltage, are
presented in the table below.
Voltage
Test range
Measuring range for
AutoISO-5000
50 V
200 G
20.0 G
100 V
400 G
40.0 G
250 V
1.00 T
100 G
500 V
2.00 T
200 G
1000 V
4.00 T
400 G
2500 V
10.0 T
400 G
5000 V
20.0 T
400 G
10000 V
40.0 T
Summary of Contents for MIC-10s1
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