8.
Signals (output signals)
8.1.
Feedback signals from actuator
Information
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.
Table 16:
Type and designation in wiring diagram
Feedback signal
Setting via limit switches
Switches: 2 NC and 2 NO (standard)
End position OPEN/CLOSED
reached
Limit switch, closing, clockwise rotation
LSC
Limit switch, opening, counterclockwise rotation
LSO
Setting via DUO limit switches
Switches: 1 NC and 1 NO (standard)
Intermediate position reached (op-
tion)
DUO limit switch, clockwise rotation
LSA
DUO limit switch, counterclockwise rotation
LSB
Setting via torque switches
Switches: 1 NC and 1 NO (standard)
Torque OPEN/CLOSED reached
Torque switch, closing, clockwise rotation
TSC
Torque switch, opening, counterclockwise rotation
TSO
Thermal switches
Motor protection tripped
Thermal switches
F1, Th
Switches: 1 NC (standard)
Running indication (option)
Blinker transmitter
S5, BL
Depending on version either with potentiometer or electronic position transmitter EWG/RWG
Position feedback signal, (option)
Potentiometer
R2
Potentiometer in tandem arrangement (option)
R2/2
3-wire or 4-wire system (0/4– 20 mA)
B1/B2, EWG/RWG
2-wire system (4 – 20 mA)
B3/B4, EWG/RWG
Switches
Manual operation active (option)
42
SAEx 25.1 – SAEx 35.1 / SAREx 25.1 – SAREx 30.1
Signals (output signals)
NORM (without controls)