Commissioning And Operation; Function Check And Calibration - Siemens Acvatix SAS31.03 Manual

Manually
Notes
Electrically
SA..61..
General notes on
calibration
20 / 50
Siemens
Building Technologies
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).
Stroke
Manual adjuster
actuator
Turning in Actuator's
clockwise direction stem extends
Turning in counter- Actuator's
clockwise direction stem retracts
· 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).
1
Bridge contact
If required, calibration can be repeated any number of times.
Make the function check for modulating actuators after the calibration with a point
test according to the following table:
Actuators SAS.., SAT.. for valves
Handling
Control path
Rotary actuator
valve AàAB
Actuator's spindle turns
Opening
in clockwise direction
Actuator's spindle turns
in counterclockwise Closing
direction
2
Check LED (page 34)
Bypass valve
B à AB
Closing
Opening
CE1P4041en
2015-05-19