These actuators are designed to provide dependable on-off or throttling operation of automatic control valves. Features n Application Versatility—Five actuator ...
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What is the difference between 657 and 667 actuator?
Is Fisher 667 fail open or closed?
What is the air consumption of a diaphragm actuator?
These spring-opposed diaphragm actuators position the valve plug in the valve in response to varying controller or valve positioner pneumatic output signals.
With five types in eleven different sizes offered, Fisher™ 657 and 667 Diaphragm Actuators are engineered to deliver reliable on-off or throttling operation ...
The Type 657 actuator (figure 1) and the Type 657-4 actuator are direct-acting, spring-opposed diaphragm actuators used for automatic operation of control ...
The Type 657 actuator is direct-acting; the Type 667 is reverse-acting. These actuators are designed to provide dependable on-off or throttling operation of.
$860.00
Description. Fisher Diaphragm Actuator Type 657 Size 40**As New Remanufactured**Spring Fail OpenRange 3-15 PSIGBench Set 3-15 PSIG1-1/8" Travel2-13/16" Boss
Flow Control Equipment, LLC maintains all sizes of 657 and 667 pneumatic actuators in remanufactured and most sizes in new surplus with optional top or side- ...
Model TT-657 actuator is a direct-acting, spring-opposed diaphragm actuator. The actuator positions the valve plug in response to varying pneumatic loading ...
₪2,538.10 In stock
Refurbished spare valve - refer internal valve photos.