Fisher 657GS Diaphragm Actuator 315PSI USED Industrial Automation

Fisher 657. FISHER TYPE 657 SIZE 30 ACTUATOR TYPE ED CI BODY 1 1/2 FISHER VALVE 30B The 657 actuator is direct-acting, while the 667 is reverse-acting. These spring-opposed diaphragm actuators position the valve plug in the valve in response to varying controller or valve positioner pneumatic output signals

FISHER 657
FISHER 657 from www.surplusindustrialvalves.com

Use of a positioner is recommended to ensure responsiveness in applications operating below-40C (-40F). The actuators position the valve plug in response to the controller or valve positioner's pneumatic output signal sent to the actuator diaphragm casing.

FISHER 657

Fisher 657 actuator in sizes 30/30i through 70/70i and size 87 The 657 actuator is direct-acting, while the 667 is reverse-acting. Fisher 657 actuator in sizes 30/30i through 70/70i and size 87

FISHER 657ES DVC6010 300 STEEL FLANGED 11/2IN CONTROL VALVE. Fisher 657 and 667 actuators are designed to provide dependable on/off or throttling operation of control valves The 657 actuator is direct-acting, while the 667 is reverse-acting.

Fisher 2" 150 Actuated Control Valve Type 657 w/ Fieldvue Positioner. The Fisher® 657 and 667 spring and diaphragm actuators are designed to provide dependable throttling or on-off operation of linear, sliding-stem automated control valve assemblies Fisher 657 and 667 Actuators Mounted on easy-e Valves Cold Service Applications—Enhanced product specifications for all sizes of 657 and 667 diaphragm actuators allow performance to -50C (-58F)