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Siemens Actuators SAS.., SAT.. for valves CE1P4041en
Building Technologies Handling 2015-05-19
3.2 Commissioning and operation
3.2.1 Function check and Calibration
Before making the function check, the following preconditions must be satisfied:
· "Environmental conditions" specified in chapter "Technical data" (page 36)
· Actuator is mechanically connected to a Siemens valve.
· Actuator is in "Manual operation" mode (page 33).
If available, the actuator can be operated with the help of the “Manual adjuster”
(see page 33).
Manual adjuster
Stroke
actuator
Rotary actuator
Control path
valve AàAB
Bypass valve
B à AB
Turning in
clockwise direction
Actuator’s
stem extends
Actuator’s spindle turns
in clockwise direction
Opening Closing
Turning in counter-
clockwise direction
Actuator’s
stem retracts
Actuator’s spindle turns
in counterclockwise
direction
Closing Opening
· If the actuator is forced to travel beyond its end positions, overload protection
responds.
· Observe information given in chapter 4.2.1 Positioning signal and flow
characteristic selection, page 26.
Before making the function check, the following preconditions must be satisfied:
· "Environmental conditions" specified in chapter "Technical data" (page 36).
· Actuator is mechanically connected to a Siemens valve.
· Actuator is in “Automatic” mode (page 33).
· Actuator and, if required, accessories are correctly fitted and connected. Also
refer to chapter 6.2 Connection terminals (page 39).
· Power is applied.
Calibration is required with modulating actuators and SA..61.. before the function
check.
Before making the calibration, the following preconditions must be satisfied:
· A description of the calibration function is given in chapter 4.2.3 Calibration
(page 27).
· Housing cover is removed (see “Special notes on mounting”, page 15).
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