Handbook OPTIMA S FC 202201

18/26 | OPTIMA-S-FC, Siemens Equipment
Electrical Connections
OPTIMA-S(I)-FC…SA
Normal operation with variable setpoint V
min
…V
max
by 0 V (2 V) … 10 V signal
NOTE: Setting V
min
≤ 0 % and YC = 0 V drives the actuator to position “fully closed”.
Legend
Core Designation Core Colour Terminal Code Description
1 Red (RD) G System potential AC 24 V
2 Black (BK) G0 System neutral AC 24 V
6 Violet (VT) Y1
Positioning signal "rotation direction" (G0
switched) dependent on the setting of
direction
7 Orange (OG) Y2
Positioning signal "rotation direction" (G0
switched) dependent on the setting of
direction
8 Grey (GY) YC
Air volume flow reference signal DC 0 V/2 V ...
10 V (Setpoint) or communication signal
9 Pink (PK) U
Air volume flow measuring DC 0 V/2 V ... 10 V
(actual value)