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Diaphragm Actuator

Pneumatic actuators with diaphragm work linearly. The diaphragm moves into the desired direction with the pneumatic pressure. Thus, the valve is brought to the desired position. Fail position is designed according to system requirements.


Actuator Type Diaphragm
Mechanism Type Linear
Operating Pressure 120 — 1200 kPa
Operating Temperature -60 / +150 °C
Applicable Valve Type Gate / Globe / Choke
Applicable Valve Size 1/2″ — 24″
Emergency Shutdown (ESD) Available
Power Source Pneumatic
Connection Standard ISO 5211
Tube Design Standard ASME Sec. VII
Test Standard Acc. To Customer Specs.
Certification Atex 94-9-EC / SIL Applicable


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1 Diaphragm suitable for long-term practice.
2 Easy maintenance.
3 All tubings are stainless material.
4 All moving parts are stainless material.
5 Filter and water retainer are default.