Description Of Parameter 49; Description Of Parameter 50 - Siemens SIPART PS2 PA 6DR55 Series Operating Instructions Manual

Figure 10-4
The factory setting is "OFF".
See also
Description of parameter A (Page 159)
XDIAG parameter (Page 231)

10.2.2.19 Description of parameter 49

49.FSTY - safety position
Use this parameter to move the actuator to a defined safety position when communication
fails. Three settings are available:
● FSVL:
● FSSP:
● FSAC:
The factory setting is "FSAC".

10.2.2.20 Description of parameter 50

50.FSTI - monitoring time to set the safety position
If communication fails, the positioner switches to the safety position after the set value
expires.
The factory setting is "0".
SIPART PS2 with PROFIBUS communication
Operating Instructions, 09/2007, A5E00127926-07
Display of a threshold 3 fault message
the actuator is controlled using the parameterized safety setpoint. This value also
becomes effective after a power failure.
the actuator is controlled using the last effective setpoint.
the exhaust air valve is opened. The single-acting actuator moves to the end position due
to its spring force.
Parameter assignment/Addressing
10.2 Description of parameters
157