Signals (output signals)
25
9
Signals (output signals)
9.1
Feedback signals from actuator
The switches can be provided as single switches (1 NC and 1 NO), as tandem
switches (2 NC and 2 NO) or as triple switches (3 NC and 3 NO). The precise
version is indicated in the terminal plan or on the order-related technical data
sheet.
Table14: Feedback signals from actuator
Feedback signal Type and designation in wiring diagram
End position OPEN/CLOSED
reached
Setting via limit switches
Switches: 1 NC and 1 NO (standard)
LSC Limit switch, closing, clockwise rotation
LSO
Limit switch, opening, counterclockwise rota-
tion
Intermediate position reached (op-
tion)
Setting via DUO limit switches
Switches: 1 NC and 1 NO (standard)
LSA DUO limit switch, clockwise rotation
LSB DUO limit switch, counterclockwise rotation
Torque OPEN/CLOSE reached
Setting via torque switches
Switches: 1 NC and 1 NO (standard)
TSC Torque switch, closing, clockwise rotation
TSO
Torque switch, opening, counterclockwise ro-
tation
Motor protection tripped F1, Th Thermal switches
Running indication (option)
Switches: 1 NC (standard)
S5, BL Blinker transmitter
Position feedback signal (option)
Depending on version either with potentiometer or EWG/RWG
electronic position transmitter
R2 Potentiometer
R2/2 Potentiometer in tandem arrangement (option)
B1/B2, EWG/
RWG
3- or 4-wire system (0/4 – 20 mA)
B3/B4, EWG/
RWG
2-wire system (0 – 20 mA)
Manual operation active (option) Switches