Siemens SIPROTEC 5

Table 6-2 Fast Measuring Transducer Inputs, Current
Differential current input channels
IO210: 4
22
IO212: 8
23
Measuring range DC -20 mA to +20 mA
Fault < 0.5 % of measuring range
Input impedance, current 12 Ω
Permissible potential difference
between channels
DC 3.5 kV
Galvanic separation with respect to
ground/housing
DC 3.5 kV
Permissible current overload DC 100 mA continuously
Table 6-3 Combined Data for Fast Measuring Transducer Voltage/Current Inputs
Conversion principle Delta-sigma (16 bit)
Insulation test voltage between the
channels
DC 3.5 kV
Insulation test voltage with respect
to ground/housing
DC 3.5 kV
Measured value repetition 62.5 μs
Insulation class IO210 ELV (Extra Low Voltage) (as per IEC 60255-27)
Insulation class IO212 SELV (as per IEC 60255-27)
i
i
NOTE
For more information on the measuring accuracy of the analog inputs, refer to the Technical Data in the
SIPROTEC 5 device manuals.
Temperature Inputs
Settings
Value Note
Insulation class PELV (Protective Extra Low Voltage)
(acc. to IEC 60255-27)
–
Measurement mode
•
Pt 100 Ω
•
Ni 100 Ω
•
Ni 120 Ω
3-wire connection, shielded cables
–
Connector type 16-pin, 17-pin terminal spring –
Temperature measuring range -65 °C to +710 °C For PT100
-50 °C to +250 °C For NI100
-50 °C to +250 °C For NI120
Temperature Inputs (via Module IO240)
Settings
Value
Sensor Type PT100 (Class F 0.3 EN 60751)
4-wire shielded cable connection
Measurement range -50 °C to +180 °C
Accuracy ±1 °C
22
The IO210 has 4 fast measuring transducer inputs. They can be used either as a voltage or current input.
23
The IO212 has 8 fast measuring transducer inputs. They can be used either as a voltage or current input.
Technical Data
6.1 Analog Inputs
SIPROTEC 5, Hardware Description, Manual 229
C53000-G5040-C002-N, Edition 04.2022