Custom Quote

GEMU Sanitary Diaphragm Valves: Pneumatic: 658

The GEMU 658 2/2-way diaphragm valve has a two-stage actuator and is pneumatically operated. The actuator has a stainless steel housing and is controlled by two pistons working independently of each other. A stroke limiter is integrated as standard.

Regular price
$0.00
Sale price
$0.00
Regular price
Sold out
Unit price
per 
Shipping calculated at checkout.

GEMU Sanitary Diaphragm Valves: Pneumatic: 658

Features

  • Two-stage actuator on which a part stroke can be variably set in addition to the full stroke
  • Both fast OPEN/CLOSE function and possibility for precision dosing of the working medium are possible when the part stroke is activated
  • CIP/SIP capable
  • It is possible to query the OPEN and CLOSED position via proximity switches
  • Wide range of adaptation options for add-on components and accessories


  • Connection: Clamp; Spigot; Threaded connection
  • Actuator: Pneumatic
  • Body material: 1.4408, investment casting material; 1.4435 (316L), forged material; 1.4435, investment casting material
  • Conformities: 3A; CRN; EAC; FDA; Oxygen; Reg. (EU) No. 10/2011; Regulation (EC) No. 1935/2004; TA Luft (German Clean Air Act)
  • Max. operating pressure: 10 bar
  • Max. media temperature: 100ºC
  • Min. media temperature: -10ºC
  • Nominal sizes: DN 10 (3/8''); DN 15 (1/2''); DN 20 (3/4'')
  • Sterilisation temperature: max. 150ºC


At Liquidyne, we prioritize our commitment to quality and consistency. In 2017 we achieved ISO 9001:2015 Quality Management System certification to ensure we can repeatedly deliver consistently high-quality products and solutions. Being an ISO 9001 facility, together with our USP Class VI Testing, ASME Bioprocessing Equipment (BPE), and EHEDG certification guarantee, we have the methodologies to assure quality. We will quickly and accurately rectify any issues if any of our products are ever in non-conformance.

img ‰ files/ISO_9001_Quality_Management_System_Certified.png ¶ url ‰ iso-certificate ¶ cta ‰ View Certificate ¶ txt ‰ At Liquidyne, we prioritize our commitment to quality and consistency. In 2017 we achieved ISO 9001:2015 Quality Management System certification to ensure we can repeatedly deliver consistently high-quality products and solutions. Being an ISO 9001 facility, together with our USP Class VI Testing, ASME Bioprocessing Equipment (BPE), and EHEDG certification guarantee, we have the methodologies to assure quality. We will quickly and accurately rectify any issues if any of our products are ever in non-conformance. ¶
Testimonial from Process Development Manager

"Thanks so much! What a quick turn around. It is a pleasure working with Liquidyne."

Process Development Manager

Testimonial from Vice President, Analytical Development and Manufacturing

"I received the cart yesterday, thanks for the fast delivery! It feels sturdy. I sat on it. It does not bounce. It is also easy to clean and wipe or wash down."

Vice President, Analytical Development and Manufacturing

Testimonial from Chemical Engineer

"Thanks again for reacting so quickly and meeting me halfway with the element. We will be able to get installed and have things keep moving overnight with the night crew. The little things like this are always greatly appreciated when working with Liquidyne."

Chemical Engineer

Testimonial from VP Antibody Manufacturing

“This pump cut our processing time from 3 days to 1 shift. I’m not giving this pump back. You will have to come and get it if you want it... and that won’t likely happen.”

VP Antibody Manufacturing

Explore Liquidyne