Emerson 2625NS Manuel d'instructions télécharger pdf

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Fisherr 2625 and 2625NS Volume Boosters

Contents

Introduction 1.................................

Scope of Manual 1..............................

Description 1..................................

Specifications 2................................

Educational Services 3...........................

Installation 4..................................

Mounting 4..................................

Pressure Connections 5........................

Diagnostic Connections 6......................

Supply Pressure 6.............................

Exhaust Ports 7...............................

Operating Information 7.........................

Principle of Operation 7.........................

Maintenance 8.................................

Diaphragm Assembly Replacement 8.............

Valve Assembly Replacement 9..................

Installation of Diagnostic Connections 10.........

Parts Ordering 11...............................

Parts Kits 11...................................

Parts List 11...................................

Figure 1. Fisher 2625 Volume Booster

W4727-1

Introduction

Scope of Manual

This instruction manual provides installation, operation, maintenance, and parts information for Fisher 2625 and

2625NS volume boosters (figure 1). Refer to separate instruction manuals for information regarding the valve body,

actuator, and other accessories.

Do not install, operate, or maintain a 2625 or 2625NS volume booster without being fully trained and qualified in

valve, actuator, and accessory installation, operation, and maintenance. To avoid personal injury or property damage,

it is important to carefully read, understand, and follow all of the contents of this manual, including all safety cautions

and warnings. If you have any questions regarding these instructions contact your Emerson Process Management sales

office before proceeding.

Description

The 2625 is certified for use in Safety Instrumented System (SIS) applications. Certification is by EXIDA Consulting LLC,

a global provider of functional safety and control system security. SIS certification is identified on the product by the

EXIDA logo on the 2625 nameplate.

The 2625 and 2625NS volume boosters are used in conjunction with a positioner on a throttling control valve to

increase stroking speed. The booster has a fixed deadband (controlled by the seat‐to‐seat dimension of the supply and

Instruction Manual

D100348X012

2625 and 2625NS Volume Booster

January 2015

1 2 3 4 5 6 ... 11 12

Résumé du contenu

Page 1 - Introduction

www.Fisher.comFisherr 2625 and 2625NS Volume BoostersContentsIntroduction 1...Scope of Manual 1...

Page 2 - Specifications

Instruction ManualD100348X0122625 and 2625NS Volume BoosterJanuary 2015106 . Install the diaphragm assembly (key 5) onto the upper valve (key 7C).7 .

Page 3 - Educational Services

Instruction ManualD100348X0122625 and 2625NS Volume BoosterJanuary 201511Parts OrderingWhenever corresponding with your Emerson Process Management sal

Page 4 - Installation

Instruction ManualD100348X0122625 and 2625NS Volume BoosterJanuary 201512Figure 5. Volume Booster with Yoke Mounting BracketATTACH THIS SURFACETO ACTU

Page 5 - Pressure Connections

Instruction ManualD100348X0122625 and 2625NS Volume BoosterJanuary 20152exhaust plugs) which is factory set during assembly and testing. In addition,

Page 6 - Supply Pressure

Instruction ManualD100348X0122625 and 2625NS Volume BoosterJanuary 20153Table 1. SpecificationsPort Diameters(1)Supply Port: J 9.5 mm (0.375 inch) or

Page 7 - Principle of Operation

Instruction ManualD100348X0122625 and 2625NS Volume BoosterJanuary 20154Table 2. Maximum Flow CoefficientsPORT SIZE COMBINATIONSSUPPLY PORT COEFFICIEN

Page 8 - Maintenance

Instruction ManualD100348X0122625 and 2625NS Volume BoosterJanuary 20155The booster may also be directly mounted to the actuator by using an actuator

Page 9 - Valve Assembly Replacement

Instruction ManualD100348X0122625 and 2625NS Volume BoosterJanuary 20156Figure 3. Volume Booster Sectional ViewINPUT SIGNALBYPASS RESTRICTIONADJUSTING

Page 10 - Instruction Manual

Instruction ManualD100348X0122625 and 2625NS Volume BoosterJanuary 20157 WARNINGIf a flammable or hazardous gas is to be used as the supply pressure

Page 11 - Parts List (figure 4)

Instruction ManualD100348X0122625 and 2625NS Volume BoosterJanuary 20158Maintenance WARNINGAlways wear protective clothing, gloves, and eyewear when

Page 12 - Diagnostic Connections

Instruction ManualD100348X0122625 and 2625NS Volume BoosterJanuary 20159Valve Assembly ReplacementCAUTIONThe distance between the exhaust port seat li

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Emerson 2625NS Manuel d'instructions

Naviguer en ligne ou télécharger Manuel d'instructions pour Accessoires et composants de véhicules automobiles Emerson 2625NS. Emerson 2625NS Instruction Manual Manuel d'utilisatio

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