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Fisher-P-3660

Fisher™ 3660 Pneumatic Single-Acting Positioner

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Product Description

Fisher 3660 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 signal received from a control device.

Specifications

Area Classification
ATEX Group II Category 2 Gas and Dust, CUTR for Groups II/III Category 2 Equipment
Certifications
ATEX, CUTR, PED
Communication Protocol
3-15 or 6-30 psi, 0.2 -1.0 or 0.4 -2.0 bar Pneumatic Signal
Diagnostics
No
Input Signal
Pneumatic
Max Outlet Pressure
90 psi
Mounting Type
Actuator Mounted
Operating Temperature
Standard Temperature, High 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.

Documents & Drawings

Features

  • Positioner design provides accurate, fast-response able to withstand the vibrations of most plant environments.
  • Easily adjustable gain and damping adjustments fine tune the positioner stability to specific application requirements.
  • Positioner accepts a standard pneumatic input signal from a control device. This positioner provides split range capabilities and adjustable zero and spans.
  • Most of the parts for the 3660 positioner are interchangeable, requiring fewer spare parts to support these positioners.
  • The case and cover are designed to withstand mechanical vibration and rough handling.
  • Zero and span adjustments can be made with the cover in place.
  • To support diagnostic testing of valve/actuator/positioner packages with the FlowScanner™ valve diagnostic system, connectors, piping, and other hardware can be installed between the 3660 positioner and the actuator.