Burkert Type 2731 - Manual (Page 8)

4 general infOrMaTiOn
4.1 contact address
germany
Bürkert Fluid Control Systems
Sales Center
Chr.-Bürkert-Str. 13-17
D-74653 Ingelfingen
Tel. : 07940 - 10 91 111
Fax: 07940 - 10 91 448
E-mail: [email protected]
international
Contact addresses are found on the final pages of the printed oper-
ating manual.
You can also find information on the Internet under:
www.burkert.com
4.2 Warranty
The warranty is only valid if the device is used as authorized in accor-
dance with the specified application conditions.
4.3 information on the internet
The operating instructions and data sheets for Type 2730 / 2731 /
2731K can be found on the Internet at:
www.burkert.com
5 prODucT DescripTiOn
5.1 general description
The piston-controlled diaphragm control valve Type 2730 / 2731 /
2731K 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).
Follow instructions for use in the Ex area!
See chapter “3.1”
.
The operation of the diaphragm control valve Type 2730 / 2731 /
2731K 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
5.2 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.
8
Generalinformation
english
Type 2730 / 2731 / 2731K