Proximity AFR2 Air Filter Regulator Manual PDF
Contents
1. description of the problem plus any additional application notes FR RB 443920 00 Phone 219 879 8000 Fax 219 872 9057 www dwyer inst com e mail info dwyer inst com2. Bulletin A AFR2 Series AFR2 Instrument Air Filter Regulator Specifications Installation and Operating Instructions The Series AFR2 Instrument Filter Regulator provides clean and accurate air pressure to instruments valves and other automatic control equipment Constructed of durable materials that will provide long lasting resistance against corrosion in industrial environments Available in aluminum diecast or stainless steel Features e Maintains desirable pressure level regardless of fluctuations in input pressure e Aluminum or available stainless steel body increases versatility of the product in different environments e 5 micron filter removes unwanted particles in the air e Relief function provides safety in the event output pressure exceeds desired pressure setting Installation Before installation be sure to be aware of the following e Always wear safety equipment and follow safety procedures e Input air must be clean and dry e Always operate within the capacity range of the regulator e Filter must be replaced in a timely matter Usage varies based on environment e After pressure is set be sure to tighten adjustment bolt OPERATION Prior to turning on supply air loosen the adjusting screw until there is no compression of the range spring After turning the supply pressure on turn the adjusting screw clockwise to increase the outlet pressure Pipe Connection Series AFR2 is used to provide cons
3. tant supply pressure to positioners actuators solenoid valves etc If being installed directly onto pipeline be sure the pipeline is emptied before connecting the AFR2 In addition ensure the pipeline is appropriate for the required capacity Pipe Connection with a Bracket If a bracket is desired for installation be sure to construct a bracket according to the AFR2 s dimensions Copyright 2011 Dwyer Instruments Inc DWYER INSTRUMENTS INC P O BOX 373 MICHIGAN CITY INDIANA 46360 U S A Printed in U S A 12 11 PRESSI MAXIMU RAN T 176 38 SPECIFICATIONS Service Air only Wetted Materials Body Aluminum or SS Filter Polyethylene Diaphragm and Valve Seat Plug Nitrile elastomer Max Supply Pressure 250 psi 17 2 bar Temperature Limits 4 to 158 F 20 to 70 C Minimum Filtering Size 5 microns Process Connection 1 4 NPT Weight 1 7 Ib 0 6 kg SS models 3 0 Ib 1 4 kg MAINTENANCE REPAIR Upon final installation of the Series AFR2 Instrument Air Filter Regulator no routine maintenance is required The Series AFR2 is not field serviceable and should be returned if repair is needed Field repair should not be attempted and may void warranty WARRANTY RETURN Refer to Terms and Conditions of Sales in our catalog and on our website Contact customer service to receive a Return Goods Authorization number before shipping the product back for repair Be sure to include a brief
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