DA-140 rack and pinion valve pneumatic actuator double acting

► Product Description

Normally customer need to purchase the valves, actuators, limit switch, etc, from different suppliers, in order to convenient customers, Flowan provides the whole set of valve which include pneumatic actuator, valve, limit switch and other related accessories.

► Product Specifications

Torque Output	495N.m~120000N.m
Standard Temperature	-20℃-+80℃
Low Temperature	-40℃-+80℃
High Temperature	-20℃-+150℃
Working Pressure	2 bar-8 bar
Valve Mounting Standard	conform with ISO5211
Media	dry or lubricated air, the non-corressive gases or oil

​► Features

Rack & pinion design

Compact and light weight

ISO 5211 mounting pattern

Adjustable stops for both open and closed positions

Accessory mounting dimensions to NAMUR specifications

Machined gear teeth provide longest life and smoother operation

High cycle life with low friction bearings on all moving and sliding surfaces

Safety contained springs prevent hazards of inadvertent ejection during maintenance

Corrosion resistant with hard anodized body, PTFE coated end caps, and stainless steel fasteners

Modular design utilizing same body and end caps for both double-acting and spring-return versions

► Pneumatic actuator performance, structure and design characteristics

1. Extruded aluminum ASTM6005 body with both internal and external corrosion protection having honed cylinder surface for longer life and low coefficient of friction.
2. Dual piston rack and pinion design for compact construction, symmetric mounting position, high-cycle life and fast operation, reverse rotation can be accomplished in the field by simply inverting the pistons.
3. Multiple bearings and guides on racks and pistons, low friction, high cycle life and prevent shaft blowout.
4. Modular pre-loaded spring cartridge design, with coated spring for simple versatile range, greater safely and corrosion resistance, longer cycle life.
5. Fully machined teeth on piston and pinion for accurate low backlash rack and pinion engagement, maximum efficiency, stainless steel fasteners for long term corrosion resistance.
6. Full conformance to the latest specifications: ISO5211, DIN3337 and NAUMR or product interchange ability and easy mounting of solenoids, limit switches and other accessories.
7. Flowan has a complete line of rack and pinion actuators, which is the best choice for butterfly and bass valves control. Reliable, reality available products supplying in a broad of operating environments. Our products are NAMUR & ISO5211 compliant and are manufactured under ISO 9001:2000 certification and are CE approved.

► Packing

Plywood case, wooden case or as per your request

► Delivery Time

Shipped within 10 days after payment

► Optional Accessories

APL Limit Switch Box

Solenoid Valve

Positioner

Handwheel

Air Filter Regulator

► FAQs

1. Are you a factory or trading company?

    We are a manufacturer, specialized in production, R&D and marketing filed, with more than

    ten years experience in this industry.

2. Do you accept OEM business?

    Yes, OEM is acceptable.

3. Warranty

   We provide 1 year as warranty period after since delivery time. We can repair or change the

   problem products which caused by quality during the warranty time.

4. Shipment

    By air, by sea or DHL, UPS, FedEx, or as per customer request.

5. Payment

    T/T, Western Union. For large amount, 30% as deposit, 70% balance before shipmen;

     For small amount, 100% payment in advance is preferred.