650 25D59A61712T1 1537

Diaphragm valve, pneumatic

Item number: 88460001
Description
Type 650 Diaphragm valve, pneumatically operated, stainless steel piston actuator electropolished, optical position indicator
DN 25 DN 25
Body configuration D 2/2-way body
Connection type 59 Spigots ASME BPE
Valve body material A6 AL-6XN, block material Alloy, without CE acc. to PED, AL-6XN is no material for pressure equipment in accordance with 2014/68/EU-PED
Diaphragm material 17 EPDM
Control function 1 Normally closed (NC)
Actuator version 2T1 Operator size 2T1
Execution type 1537 Ra ≤ 0.4 µm (15 µin.) for media wetted surfaces, to DIN 11866 HE4, electropolished internal / external
Surface 1537 Ra ≤ 0.4 µm (15 µin.) for media wetted surfaces, to DIN 11866 HE4, electropolished internal / external
Diaphragm size 25 Diaphragm size 25

This article is listed as a Dual-Use-good according to Regulation EU 2021/821 under Control list No. 2B350g. If these goods are supplied to countries outside the EU, the relevant export restrictions apply.
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The GEMÜ 650 BioStar 2/2-way diaphragm valve has a stainless steel piston actuator and is pneumatically operated. The valve is designed for use in a sterile environment. All actuator parts are made from stainless steel (except seals). The compression springs of diaphragm sizes 80 and 100 are made of epoxy-coated spring steel. Normally Closed (NC), Normally Open (NO) and Double Acting (DA) control functions are available. An integrated optical position indicator is standard.

  • Compact design (ideal when space is at a premium)
  • CIP/SIP capable
  • Autoclave capability, depending on version
  • Controlled exhaust air duct available as an option
  • Wide range of adaptation options for add-on components and accessories
  • Version according to ATEX on request