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High Quality Emerson Fisher 3620J Electro Pneumatic Valve Positioner for Industrial Control Valves

1
MOQ
1800 dollars
Price
High Quality Emerson Fisher 3620J Electro Pneumatic Valve Positioner for Industrial Control Valves
Features Gallery Product Description Ratings & Review Request A Quote
Features
Specifications
Certifications: CSA, FM, ATEX, IECEx, CUTR, Peso, KGS, INMETRO, NEPSI, RCM
Communication Protocol: 4-20mA Analog
Data Interface: Wired
Diagnostics: NO
Input Signal: Electric
Max Outlet Pressure: 150 Psi
Mounting Type: Actuator Mounted
Operating Temperature: Standard Temperature, High Temperature
Process Control: Flow, Pressure, Temperature, Level
Position Control: Modulating
Basic Infomation
Place of Origin: China
Brand Name: Fisher
Model Number: 3620j
Payment & Shipping Terms
Packaging Details: Carton + Wooden crate + Protective packaging
Delivery Time: 60 days
Payment Terms: T/T
Supply Ability: 600 units per year
Product Description
Product Overview

The Fisher 3620J electro-pneumatic positioner delivers accurate, reliable valve positioning for single-acting rotary actuators. It combines the proven 3610J pneumatic positioner with the 3622 electro-pneumatic converter to convert a 4–20 mA DC control signal into proportional pneumatic output pressure. Designed for Fisher 1051, 1052, and 2052 actuators (and compatible with V500 and Vee-Ball™ valves), the 3620J ensures precise stem rotation in demanding process applications.

Key Features
  • Field-reversible direct or reverse action without additional parts
  • Excellent linearity (±1.5% direct / ±0.75% reverse) and low hysteresis (0.75% of output span)
  • Low steady-state air consumption (0.49 normal m³/h at 1.4 bar supply)
  • Simple minor loop gain, crossover, zero, and span adjustments
  • Full hazardous-area approvals (CSA, FM, ATEX, IECEx) and EMC compliance
  • Easy cam change and installation on actuator housing
Technical Specifications
Parameter Specification
Input Signal 4–20 mA DC (30 VDC max compliance, 2.4 VDC min at 20 mA)
Output Signal Pneumatic up to full supply pressure
Supply Pressure 0.3 bar (5 psi) above actuator requirement; max 10.3 bar (150 psig)
Air Consumption (steady-state) 0.49 normal m³/h (18.2 scfh) at 1.4 bar
Operating Temperature –40 to 82 °C (–40 to 180 °F)
Valve Rotation 60°, 75°, or 90°
Linearity (direct/reverse) ±1.5% / ±0.75% of output span
Hysteresis 0.75% of output span
Deadband 0.1% of input span
Electrical Connection 1/2-14 NPT conduit
Pneumatic Connections 1/4 NPT internal
Applications

Ideal for precise control of rotary valves in oil & gas, chemical, power, and refining processes where accurate positioning and hazardous-area certification are required.

Frequently Asked Questions
Q: Can the 3620J be converted from direct to reverse action?
A: Yes — simply reposition the reversing plate and, if needed, add or remove the counter spring.
Q: Is natural gas approved as supply medium?
A: No — the 3620J is not approved for natural gas supply.
Q: How do I calibrate split-range operation?
A: Use the range spring hole corresponding to the desired 4–20 mA split and follow the zero/span procedure.
Contact Us

Phone/WeChat/WhatsApp: +8613916209596

Email: svetama@gbsxj.com

Related Products
  • Fisher 3610J Pneumatic Positioner
  • Fisher 3622 Electro-Pneumatic Converter
  • Fisher 2052 Spring-and-Diaphragm Rotary Actuator
  • Fisher V500 and Vee-Ball™ Rotary Valves
Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

A
Alex George
United States Dec 15.2025
Very satisfied with this order. The seller was professional, the price was reasonable, and the delivery was right on schedule. Would definitely buy again!
Y
Yacine Galoul
Algeria Apr 4.2025
very good of product
R
Rose Doble
Philippines Mar 13.2024
100% New and original
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Get in touch with us
Contact Person : Mr. Edward Zhao
Tel : +8615000725058
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