Burkert Type 8691 - Manual (Page 58)

58
Safetypositions
12 safeTy pOsiTiOns
safety positions after failure of the electrical or pneumatic auxiliary power:
Operating mode Designation safety positions after failure of the auxiliary power
up
down
Single-acting
Control function A
electrical pneumatic
down down
up
down
Single-acting
Control function B
up up
up
down
Double-acting
Control function I
down not defined
Table 28: Safety positions
english
Type 8691