Accuracy Of The Frequency Measurement - Siemens SICAM Q100 Device Manual

4 Measured Quantities and Recording
4.3 Display of Measured Quantities
4.3.3

Accuracy of the Frequency Measurement

Table 4-21
Circuit
Voltage to V
a-N
Voltage to V
b-N
Voltage to V
c-N
NOTE
The frequency measurement is carried out as software frequency measurement (V
The frequency will be measured first at the measuring circuit V
If the voltage V
If the voltage V
If none of the voltages is > 2 V, the frequency measurement is invalid.
78
Accuracy of the Frequency Measurement
0 V to 2 V: invalid
> 2 V: 10 mHz
is < 2 V, the measurement is performed automatically at the measuring circuit V
a-N
is < 2 V, the measurement is performed automatically at the measuring circuit V
b-N
Accuracy
, V
a-N
.
a-N
SICAM Q100, 7KG95xx, Device Manual
E50417-H1040-C522-A4, Edition 03.2018
, V > 2 V).
b-N c-N
.
b-N
.
c-
N