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Valve Positioner – Fisher Type 3722

ReflowX SKU: REF-3179

Product Details

Quantity

20
Availability (Lead Time)

0-2 Weeks
Product Location

United Arab Emirates
Condition

Surplus
OEM

Fisher (part of Emerson Process Management)
Equipment code

CFIHOS-30000438

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Short Description

Fisher Type 3722 Pneumatic Valve Positioner, Explosion Proof, Heavy-Duty Construction with Local Position Indicator, Certified for Hazardous Area Use, Suitable for Industrial Process Valve Automation

Description

General Specification

Product Name: Pneumatic Valve Positioner

Model: Type 3722

Manufacturer: Fisher, Emerson Process Management

Serial Number: 1752617

Function: Pneumatic positioner for controlling valve actuator position based on pneumatic control signals

Design Type: Cam-driven pneumatic positioner

Mounting: Direct actuator mounting (standard for rotary valves and some linear designs)

Technical Specifications

Input Signal and Range

Input Signal Type: Pneumatic

Standard Signal Range: 3–15 psi (0.2 to 1.0 bar)

Optional Signal Ranges: 6–30 psi or custom depending on application

Output

Output Signal: Pneumatic to actuator (pressure regulated via internal relay)

Valve Position Feedback: Mechanical (internal cam system), analog gauge indicators present

Air Supply Requirements

Supply Pressure Range: 20 to 100 psi (1.4 to 7.0 bar), depending on actuator requirements

Air Connections: 1/4" NPT (typical)

Air Consumption: Approx. 0.06 scfm at 20 psi supply (varies slightly by model and installation)

Mechanical & Environmental Details

Position Feedback Mechanism: Mechanical cam follower system for linear or rotary feedback

Explosion Protection:

Hazardous Area Approvals:

FM Approved (Class I, Division 1 and 2, Groups B, C, D)

CSA Certified (for similar classifications)

ATEX certification (for IECEx models in Europe – optional)

Enclosure Protection Rating: Typically IP66 (dust tight and protected against heavy water jets)

Ambient Temperature Range: -40°C to +82°C (-40°F to +180°F), varies by O-ring and seal material

Construction Materials:

Housing: Aluminum or epoxy-coated die-cast material

Cam/Lever: Stainless steel

Seals: Buna-N, Viton (optional)

Physical Dimensions & Weight

Dimensions (Approx.): 6.5" H × 5" W × 4" D

Weight: Approx. 2.8 to 3.2 kg (6.2 to 7 lbs) depending on configuration

Mounting & Adjustment

Mounting Orientation: Field-adjustable (universal mounting brackets available)

Cam Selection: Available for custom valve stroke or rotation ranges (e.g., 30°, 60°, 90°)

Zero/Span Adjustment: Accessible externally via covered adjustment screws

For further specifications or to inquire about this equipment and ReflowX's logistics services, Please contact ReflowX at info@reflowx.com

Technical Details

Height	289 mm
Width	282 mm
Length	229 mm
Weight	11.2 kg
ISO 15926 Pt 4	4544
PCA RDS Code	RDS415844
CFIHOS ID	CFIHOS-30000438
UNSPSC Code	40141669

General Terms

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