AUMA NORM SQ 05.2 - Signals; Feedback Signals from Actuator

8. Signals
8.1. Feedback signals from actuator
Information 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 und 3 NO).The precise version is indic-
ated in the terminal plan or on the order-related technical data sheet.
Type and designation in terminal planFeedback signal
Setting via limit switching
Switches: 1 NC and 1 NO (standard)
End position OPEN/CLOSED
reached
Limit switch, closing, clockwise rotationLSC (WSR)
Limit switch, opening, counterclockwise rotationLSO
Setting via DUO limit switching
Switches: 1 NC and 1 NO (standard)
Intermediate position reached
(option)
DUO limit switch, clockwise rotationLSA
DUO limit switch, counterclockwise rotationLSB (WDL)
Setting via torque switching
Switches: 1 NC and 1 NO (standard)
Torque OPEN/CLOSED
reached
Torque switch, closing, clockwise rotationTSC
Torque switch, opening, counterclockwise rotationTSO (DÖL)
Thermoswitches or PTC thermistors, depending on the versionMotor protection tripped
ThermoswitchesF1, Th
PTC thermistorsR3
Switches: 1 NC (standard)Running indication (option)
Blinker transmitterS5, BL
Depending on version either with potentiometer or electronic position transmitter EWG/RWGValve position (option)
PotentiometerR2
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
SwitchesManual operation active (op-
tion)
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SQ 05.2 – SQ 14.2/SQR 05.2 – SQR 14.2
Signals