Burkert Type 8691 - Manual (Page 12)

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Systemdescription
5.1.2 model for control of process valves belonging to the 20xx
series
A special model enables the control head Type 8691 to be attached to process valves belonging to the 20xx series.
This model features has a different connection housing so that the pilot air ports can be connected to the outside
of the actuator (see “Figure 2”).
Pilot air outlet 2
1
Fastening screws (2 x)
Pilot air outlet 2
2
Connection housing
Figure 2: Model for process valves belonging to the 20xx series
english
Type 8691