Burkert 8694 - 17 Safety End Positions; Safety End Positions After Failure Of The Electrical Or Pneumatic Auxiliary Power

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Safety end positions
17 SAFETY END POSITIONS
17.1 Safety end positions after failure of the electrical or
pneumatic auxiliary power
Actuatorsystem Designation
Safetyendpositionsafterfailureoftheauxiliary
power
electrical pneumatic
up
down
single-acting
Control
function A
down
pilot valve system
withhighairowrate:
down
pilot valve system
withlowairowrate:
notdened
up
down
single-acting
Control
function B
up
pilot valve system
withhighairowrate:
up
pilot valve system
withlowairowrate:
notdened
Table 36: Safety end positions
english
Type 8694 REV.2