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Siemens
Actuators SAS.., SAT.. for valves
CE1P4041en
Smart Infrastructure
Connection
diagrams and dimensions
2019-04-09
SA..61..
SAS61.33
SAS61.33U
SAS61.53
SAT61.51
A
Actuator
F1
Temperature limiter
F2
Frost protection thermostat; terminals:
1 – 2 frost hazard / sensor is interrupted (thermostat closes with frost)
1 – 3 normal operation
F3
Temperature detector
F4
Frost protection monitor with 0…1000
Ω
signal output,
does NOT support QAF21.. or QAF61..
M
Measuring neutral
N1
Controller
SN
System neutral
SP
System potential AC/DC 24 V
U
Position feedback
Y
Positioning signal
Z
Positioning signal forced control
SAS61.03/MO
A
Actuator
N1
Controller
SN
System neutral
SP
System potential AC/DC 24 V
REF
Reference (Modbus RTU)
+
Bus + (Modbus RTU)
-
Bus - (Modbus RTU)
SA..61..
SAS61../MO