Omega Products PRG300 Installation Manual

PRG300 Series

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Pressure Regulators

INSTRUCTION

M-4809/0809

SHEET

INTRODUCTION

These regulators are designed for air service only. Maximum allowable inlet pressure is 250 psi. Operating temperatures
are 0 to 160 F. The PRG300 has low capacity internal relief which provides very limited down stream over pressure

0

protection.

INSTALLATION

Install the regulator as close as possible to the instrument or tool it is to service. For best filter drainage orient the drain
valve so that it is at the lowest point on the dripwell housing. The words "IN" and "OUT" are cast into the body to indicate
the direction of flow.

OPERATION

Prior to turning on supply air, back off adjusting screw until there is no compression of the range spring. After turning
supply pressure on, turn the adjusting screw clockwise to increase outlet pressure.

MAINTENANCE

1) To remove condensate, slowly open drain valve and bleed accumulated liquid.

2) To clean filter element
a. Shut off supply air
b. Drain condensate
c. Remove four corner bolts from bottom of unit
d. Remove dripwell housing and filter
e. Clean parts and reassemble in reverse order

1

2

3) To install replacement parts
a. Order kit as described in exploded view below
b. Shut off supply air. Back out adjusting screw
c. Remove four corner bolts from bottom of the unit

and four screws on top and remove all parts.
d. Replace all parts that show excessive wear
e. Clean all parts and replace in reverse order

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4

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OMEGAnet®Online Service Internet e-mail

omega.com [e-mail]

Servicing North America:

U.S.A.:

ISO 9001 Certified Stamford, CT 06907-0047

Canada:

Omega Engineering, Inc., One Omega Drive, P.O. Box 4047

Toll-Free: 1-800-826-6342 Tel: [phone]
FAX: [phone] e-mail: [e-mail]

976 Bergar
Laval (Quebec), Canada H7L 5A1
T

oll-Free: 1-800-826-6342 TEL: [phone]

FAX: [phone] e-mail: [e-mail]

Benelux:

Czech Republic:

France:

For immediate technical or application assistance:

U.S.A. and Canada:

Mexico:

It is the policy of OMEGA Engineering, Inc. to comply with all worldwide safety and EMC/EMI regulations that apply. OMEGA is constantly pursuing certification of its
products to the European New Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification.

The information contained in this document is believed to be correct, but OMEGA accepts no liability for any errors it contains, and reserves the right to alter specifications without notice.
WARNING: T

hese products are not designed for use in, and should not be used for, human applications.

Sales Service: 1-800-826-6342/1-800-TC-OMEGA
Customer Service: 1-800-622-2378/1-800-622-BEST
Engineering Service: 1-800-872-9436/1-800-USA-WHEN

En Español: 001 [phone] FAX: [phone]
[e-mail] e-mail:[e-mail]

®

®

Germany/Austria:

®

United Kingdom:

ISO 9001 Certified One Omega Drive, River Bend Technology Centre, Northbank

Servicing Europe:

Managed by the United Kingdom Office
Toll-Free: 0800 099 3344 TEL: [phone]
FAX: [phone] e-mail: [e-mail]

Frystatska 184
733 01 Karviná, Czech Republic
Toll-Free: 0800-1-66342 TEL: [phone]
FAX: [phone] e-mail: [e-mail]

Managed by the United Kingdom Office
Toll-Free: 0800 466 342 TEL: [phone]
FAX: [phone] e-mail: [e-mail]

Daimlerstrasse 26, D-75392 Deckenpfronn, Germany
Toll-Free: 0 800 6397678 TEL: [phone]
F

AX: [phone] e-mail: [e-mail]

OMEGA Engineering Ltd.

Irlam, Manchester M44 5BD England
Toll-Free: 0800-488-488 TEL: [phone]

AX: [phone] e-mail: [e-mail]

F

WARRANTY/DISCLAIMER

OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase.
OMEGA’s W
shipping time. This ensures that OMEGA’s customers receive maximum coverage on each product.

If the unit malfunctions, it must be returned to the factory for evaluation. OMEGA’s Customer Se
number immediately upon phone or written request. Upon examination by OMEGA, if the unit is found to be defective, it will be repaired or replaced
a

t no charge. OMEGA’s WARRANTY does not ap
improper interfacing, operation outside of design limits, improper repair, o
evidence of ha
vi

bration; improper specification; misapplication; misuse or other operating conditions outside of OMEGA’s control. Components in which wear is not

wa

rranted, include but are not limited to contact points, fuses, and triacs.

EGA is pleased to offer suggestions on the use of its various products. However, OMEGA neither assumes responsibility for any

OM
omissions or errors nor as
by OM
de

fects. OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTATIONS OF ANY KIND WHATSOEVER, EXPRESSED OR IMPLIED, EXCEPT
THAT O
PURPOSE ARE HEREBY DISCLAIMED. LIMITATION OF LIABILITY: T
liability of OM
shall not exceed the purchase pr
incidental or special damages.

CO

NDITIONS: Equipment sold by OMEGA is not intended to be used, nor shall it be used: (1) as a “Basic Component” under 10 CFR 21 (NRC), used in
or wi
installation or activity, m
WARRANTY / DISCLAIMER language, and, additionally, purchaser will indemnify OMEGA and hold OMEGA ha
whatsoever arising out of the use of the Product(s) in such a manner.

ARRANTY adds an additional one (1) month grace period to the normal one (1) year product warranty to cover handling and

rvice Department will issue an Authorized Return (AR)

ply to defects resulting from any action of the purchaser, including but not limited to mishandling,

r unauthorized modification. This WARRANTY is VOID if the unit shows

ving been tampered with or shows evidence of having been damaged as a result of excessive corrosion; or current, heat, moisture or

sumes liability for any damages that result from the use of its products in accordance with information provided

EGA, either verbal or written. OMEGA warrants only that the parts manufactured by the company will be as specified and free of

F TITLE, AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

he remedies of purchaser set forth herein are exclusive, and the total

EGA with respect to this order, whether based on contract, warranty, negligence, indemnification, strict liability or otherwise,

ice of the component upon which liability is based. In no event shall OMEGA be liable for consequential,

th any nuclear installation or activity; or (2) in medical applications or used on humans. Should any Product(s) be used in or with any nuclear

edical application, used on humans, or misused in any way, OMEGA assumes no responsibility as set forth in our basic

rmless from any liability or damage

Direct all warranty and repair requests/inquiries to the OMEGA Customer Service Department. BEFORE RETURNING ANY PRODUCT(S) TO

RETURN REQUESTS / INQUIRIES

OMEGA, PURCHASER MUST OBTAIN AN AUTHORIZED RETURN (AR) NUMBER FROM OMEGA’S CUSTOMER SERVICE DEPARTMENT (IN ORDER
T

O AVO ID PROCESSING DELAYS). The a s

correspondence.
The purchaser is responsible for shipping charges, freight, insurance and proper packaging to prevent breakage in transit.

FOR WARRANTY

RETURNS, please have the following information

available BEFORE contacting OMEGA:

1. Purchase Order number under which the product was PURCHASED,

2. Model and serial number of the product under warranty, and

3. Repair instructions and/or specific problems relative to the pr

OMEGA’s policy is to make running changes, not model changes, whenever an improvement is possible. This affords our customers the latest in technology and
engineering. OMEGA is a registered trademark of OMEGA ENGINEERING, INC.

© Copyright 2009 OMEGA ENGINEERING, INC. All rights reserved. This document may not be copied, photocopied, r
medium or machine-readable form, in whole or in part, without the prior written consent of OMEGA ENGINEERING, INC.

signed AR number should then be marke d o n the outside of the r eturn packa ge and on any

FOR NON-WARRANTY REPAIRS,

consult OMEGA for current repair charges.

Have the following information available BEFORE contacting OMEGA:

1. Purchase Order number to cover the COST of the repair,

2. Model and serial number of the product, and

oduct.

3. Repair instructions and/or specific problems relative to the pr

eproduced, translated, or reduced to any electronic

oduct.