Siemens SINAMICS V20

Electrical installation
4.2 Terminal description
SINAMICS V20 Converter
44 Operating Instructions, 10/2019, A5E34559884-012
User terminals
The illustration below takes the user terminal layout for FSA to FSE for example.
No.
Terminal
marking
Description
1 10V 10 V output (tolerance ± 2% for the temperature range of 20 °C to 30 °C) referred to
0V, maximum 11 mA, short circuit protected
Analog inputs
2
3
AI1
AI2
Mode: AI1: Single-ended, bipolar current and voltage
mode
AI2: Single-ended, unipolar current and voltage
mode
Isolation to control circuit:
None
Voltage range:
AI1: -10 V to 10 V; AI2: 0 V to 10 V
Current range: 0 mA to 20 mA (4 mA to 20 mA - software se-
lectable)
Voltage mode accuracy: ± 1% full scale for the temperature range of
20 °C to 30 °C
Current mode accuracy: ± 1% full scale for the temperature range of
20 °C to 30 °C
Input impedance: Voltage mode: > 30 K
Current mode: 235 R
Resolution:
12-bit
Wire break detect:
Yes
Threshold 0 ⇒ 1 (used as DI):
4.0 V
Threshold 1 ⇒ 0 (used as DI):
1.6 V
Response time (digital input mode):
4 ms ± 4 ms
Analog output
4 AO1
Mode:
Single-ended, unipolar current mode
Isolation to control circuit:
None
Current range:
0 mA to 20 mA (4 mA to 20 mA - software selectable)
Accuracy (0 mA to 20 mA): ± 0.5 mA for the temperature range of -10 °C to
60 °C
Output capability:
20 mA into 500 R
5
0V
Overall reference potential for RS485 communication and analog inputs/output
6
P+
RS485 P +
7
N-
RS485 N -