Watts 252A User Manual download pdf

For Steam, Liquid or Air Applications

ES-252A

Job Name

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Contractor

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Job Location

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Approval

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Engineer

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Contractor’s P.O. No.

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Approval

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Representative

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Watts product specifications in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements,

please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials with-

out prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.

Series 252A

Stainless Steel

Strainer Screen

Replaceable

Stainless Steel

Seat and Valve

Disc.**

Stainless Steel

Disc and Stem

Guide (This

stainless steel

trim is standard-

ly furnished at

no extra cost)

Laminated Metal

Diaphragm

Adjusting Springs

for reduced pressure

ranges between 3

and 140 psi (.21 and

9.8 bars)

Series 252A

Process Steam Pressure

Regulators

Sizes

⁄

2" –

⁄

4" (15 - 20mm)

Series 252A Process Steam Pressure Regulators are designed to

offer highly sensitive response to reduced pressure changes and

maintain fullest possible volume without appreciable reduced

pressure drop. These regulators are ideal for use on applications

such as oil lines, testing fixtures, autoclaves, steam tables, steam

irons, single radiators, vulcanizers, sterilizers and process lines.

The series 252A features a sensitivity adjuster to eliminate any

vibrating condition that may arise from critical flow requirements.

Features

• Bronze body construction

• Serviceable in line

• Standard sensitivity adjuster

Models

252A – Bronze body for pressures up to 300psi (21 bars)

252AT – Tight seating for dead end and liquid service. Utilizes

Teflon

valve disc, maximum operating temperatures are 300°F

(204°C) at 300psi (21 bars) and 400°F (204°C) at 200psi (14 bars)

For information on

⁄2

" – 1" stainless steel construction, see literature

ES-152SS.

Specifications

Valve shall be manufactured out of bronze and have a maximum

working pressure of up to 300psi. Valve shall feature a sensitivity

adjuster to eliminate vibrating conditions. Valves shall be serviceable

in line and have stainless steel trim and strainer. Valve shall be a

Watts Regulator Company Series 252A.

Materials

Body: Bronze

Trim: Stainless Steel

Strainer: Stainless Steel

Diaphragm: Laminated Metal

Seat: Replaceable Stainless Steel

Disc: Replaceable Stainless Steel

Pressure – Temperature

252A Maximum Working Pressure: 300psi (21 bars)

252AT – Maximum Temperature: 300°F (149°C)

Maximum Working Pressure: 300psi (21 bars), and

Maximum Temperature: 400°F (204°C)

Maximum Working Pressure: 200psi (14 bars)

** When utilizing a Teflon

valve disc in the 252AT, the maximum

operating temperatures are 300°F at 300psi (149°C at 21 bars)

and 400°F at 200psi (204°C at 14 bars).

A Plus Feature

Sensitivity Adjuster

Basic Design Feature

Teflon

is a registered tradename of E.I. duPont deNemours Co., Inc.

1 2

Summary of Contents

Page 1 - Series 252A

For Steam, Liquid or Air ApplicationsES-252AJob Name –––––––––––––––––––––––––––––––––––––––––––Contractor –––––––––––––––––––––––––––––––––––––––––

Page 2 - Capacity

ES-252A 0403 © Watts Regulator Co., 2004 Printed in U.S.A.USA: 815 Chestnut St., No. Andover, MA 01845-6098; www.wattsreg.comCanada: 5435 North Servic

Watts 252A User Manual

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Browse online or download User Manual for Water equipment Watts 252A. Watts 252A User Manual

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