Product Description; General Description; Properties; Device Versions - Burkert 2730 Manuel D'utilisation

Type 2730 / 2731 DN 65-100
ProductDescription
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prODucT DescripTiOn

5.1

general description

The piston-controlled diaphragm control valve Type 2730 / 2731 is
suitable for liquid media.
Using neutral gases or air (control media), it controls the flow of dirty,
aggressive, ultrapure or sterile media, even highly viscous media can
be used (flow media).
The operation of the diaphragm control valve Type 2730 / 2731 is pos-
sible only in combination with an control unit. Possible control units are:
Positioner Type 8630, 8635, 8692, 8694, 8792
Process controller Type 8693, 8793
5.2

properties

• Any flow direction.
• Self-draining for appropriate installation. The ends of the utilized
connections must be cylindrical.
• Free of empty space.
• Low-turbulence flow.
• High flow values by the streamlined valve body.
• Maintenance-free under normal conditions.
5.3

Device versions

actuator sizes
The piston-controlled diaphragm control valve is available for the
following actuator sizes:
ø 125 mm, ø 175 mm, ø 225 mm.
pilot pressure
Designs with lower pilot pressure (reduced spring force) are
available on request.
Contact your Bürkert sales office or our Sales Center,
E-mail: info@burkert.com
5.4

structure and function

The operation of the diaphragm control valve Type 2730 / 2731
is possible only in combination with an control unit.
Possible control units are:
Positioner Type 8630, 8635, 8692, 8694, 8792
Process controller Type 8693, 8793
5.4.1 structure
The piston-controlled diaphragm control valve consists of a pneu-
matically operated piston actuator and a 2/2-way valve body.
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