<< Click to Display Table of Contents >> Behaviour in case of power failure |
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Valve position before power failure: |
Reaction of valve: |
|
Without Power Failure Option (PFO) ... . . - . . G . - .... / ... . . - . . A . - .... |
With Power Failure Option (PFO) ... . . - . . H . - .... / ... . . - . . C . - .... |
|
Closed (isolated) |
Valve remains closed. |
Valve will close or open depending on Power Failure Option configuration. Default is close. Display indicates F. |
Valve open or in any intermediate position |
The plate remains at the current position. |
All parameters are stored in a power fail save memory. |