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1436 cPos
23 Fail safe function
Fail safe function
No. Error Outlet A1 Outlet A2
1 Power supply failure
Single acting: vented
Double acting: vented
Single acting: non existent
Double acting: pressurized
2 Compressed air supply failure
Single acting: vented
Double acting: not defined
Single acting: non existent
Double acting: closed
This fail safe function is not a substitute for specific plant safety requirements.
Adjustablesafetyreactions
No. Error Outlet A1 Outlet A2
1
Set value < 4.0 mA
(Range adjustable from 0...22 mA
under I Min W)
Single acting: adjustable function
Double acting: adjustable function
(open, close, hold)
Single acting:-
Double acting:adjustable function
(open, close, hold)
2
Set value > 20.0 mA
(Range adjustable from 0...22 mA
under I Max W)
3
Actual value < 4.0 mA
(Range adjustable from 0...22 mA
under I Min X)
4
Actual value > 20.0 mA
(Range adjustable from 0...22 mA
under I Max X)
No. 3 and 4 only available for device version code PA01