Fisher 3661 Electro-Pneumatic Positioner
Fisher 3661 electro-pneumatic single-acting positioners are used with various actuators on sliding-stem valves for throttling applications. These rugged positioners provide a valve position proportional to a pneumatic input or a standard millampere DC input signal received from a control device.
Features
1.Easily adjustable gain and damping adjustments fine tune the positioner stability to specific application requirements.
2.Positioner accepts a standard milliampere DC input signal from a control device. This positioner provides split range capabilities and adjustable zero and spans.
3.The case and cover are designed to withstand mechanical vibration and rough handling.
4.Zero and span adjustments can be made with the cover in place.
Specifications
Communication Protocol
4-20mA Analog
Diagnostics
No
Input Signal
Electric
Mounting Type
Actuator Mounted
Operating Temperature
Standard Temperature
Position Control
Modulating
Safety Certification
NIL
Supply Media
Air
Other Configurations
Contact your local Emerson business partner or sales office to learn about additional specifications or options for this product.
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