Fisher 3660 Single-Acting Pneumatic Valve Positioner
Technical Specifications
|
Parameter |
Description |
|
Model |
Fisher 3660 |
|
Type |
Pneumatic Valve Positioner |
|
Configuration |
Single-Acting |
|
Input Signal |
3-15 psi or 6-30 psi |
|
Action |
Direct Acting or Reverse Acting |
|
Output Signal |
Pneumatic |
|
Maximum Supply Pressure |
90 psi (6.2 bar) |
|
Supply Medium |
Clean, Dry Instrument Air |
|
Mounting |
Actuator Mounted |
|
Valve Compatibility |
Sliding-Stem Control Valves |
Key Features
Pneumatic Operation
The Fisher 3660 requires only instrument air for operation and does not depend on external electrical power.
Adjustable Gain and Damping
Gain and damping settings can be adjusted in the field to suit different valve sizes and process conditions.
Field Adjustable
Zero, span, gain, and damping settings can be adjusted on the positioner.
Compatible with Single-Acting Actuators
The 3660 is commonly used with Fisher diaphragm actuators and other single-acting pneumatic actuator assemblies.
Used in Existing Pneumatic Systems
The 3660 is still commonly installed on valves operating with pneumatic control signals.
Applications
- Oil and gas processing facilities
- Refineries
- Petrochemical plants
- Chemical manufacturing plants
- Power generation facilities
- Steam and utility systems
- Flow, pressure, temperature, and level control applications
It is typically installed on globe valves and other sliding-stem control valves requiring accurate throttling control.
Our Advantages
- We have plenty of stock on hand and can ship right away.
- Very competitive pricing – you get real value for your money.
- We give you clear, accurate quotes.
- A track record you can count on.Years in the business have taught us how to deliver reliable quality – and we stand by it.
Q: Can the Fisher 3660 replace an existing positioner?
A: If you're replacing an existing unit, send us a photo of the nameplate. We'll check the model and configuration for you.
Q: Can the Fisher 3660 replace an existing positioner?
A: Yes, in most cases it can be used as a replacement for an existing Fisher 3660 or similar pneumatic positioner. To confirm the exact match, we usually check the nameplate or the actuator details.
Q: Are repair kits available for the Fisher 3660?
A: Yes. Repair kits and replacement parts are available for many Fisher 3660 configurations. Availability may vary depending on the model and serial number.
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