Burkert Type 2101 - Manual (Page 9)

9
Structureandfunction
6 sTrucTure anD funcTiOn
6.1 structure
The globe valve consists of a pneumatically actuated piston actuator
and a 2/2-way valve body.
The actuator is manufactured from polyphenylene sulphide (PPS).
The tried and tested, self-adjusting packing gland ensures high
tightness. The flow-enhancing valve body made of stainless steel
enables high flow values.
Transparent cap with position indicator
Actuator cover
Actuator body
Globe valve body
Flow direction arrow or
numbers for indicating the
direction of flow
Fig. 1: Globe valve Type 2101, structure and description (1)
The description of the control function (CF) can be found in
chapter entitled “6.2.1 Control functions (CF)”.
Air discharge connection for CFA, CFB
Pilot air port for CFI
Pilot air port for CFA, CFB, CFI
Interface actuator/body
with flats
Port connection
Release bore
2
1
Fig. 2: Globe valve Type 2101, Structure and Description (2)
english
Type 2101