Arca – Diaphragm ActuatorsEnquire Now
The Arca Series 811 / 812 Diaphragm Actuator is a simple design with a robust rolling diaphragm makes suitable for all applications while ensuring hysteresis-free control across the entire actuating range. These pneumatic valve actuators can be opened or closed using spring force or instrument control air. The actuator is field-reversible, making them very versatile and providing security for your investments. The integrated compression springs ensure that the pneumatic control actuator always adopts a defined fail position. This is accomplished with very short actuating times meaning that alongside their control tasks, Arca diaphragm actuators also play a key role in safeguarding your plant. Explosion protection is not an issue when configuring pneumatic diaphragm actuators. A host of accessories and options are available including a manual emergency override. Contact our technical specialists for a quote today or download the brochure now to learn more.
|Series||811 / 812|
81 kN air max
|Temperatures||–40 to +90 °C|
|Options & |
Operation of globe control valves throughout the process industry where reliable low maintenance hysterisis-free operation is required.