Emerson HAS8xE-IM-ATEX Manual De Usuario

Emerson

ATEX Instruction Manual

HAS8xE-IM-ATEX
January 2004

MLT 2 / BINOS



100 F

Emerson Process Management Manufacturing GmbH & Co. OHG

i - 1

TABLE OF CONTENTS

P-1

Definitions ..................................................................................................................... P-2
Safety Instructions ...................................................................................................... P-3
Terms used in this manual ........................................................................................... P-4

Technical Description

1-1

1-1

Application and Principle of Operation .......................................................... 1-1

1-2

unused .............................................................................................................. 1-2

1-3

Specification .................................................................................................... 1-3

Installation Site ................................................................................................... 1-3

Explosion Protection .......................................................................................... 1-3

Pressurization Conditions ................................................................................... 1-3

Purge Gas Conditions ........................................................................................ 1-4

Sample Gas Conditions ..................................................................................... 1-5

Differential Pressure Monitoring ......................................................................... 1-5

1-4

Additional Safety Measures ............................................................................ 1-6

Installation

2-1

2-1

General ............................................................................................................. 2-1

2-2

Installation of the Unit...................................................................................... 2-1

2-3

Dimensional Drawings .................................................................................... 2-2

Single Enclosure Analyzer .................................................................................. 2-2

Dual Enclosure Analyzer ..................................................................................... 2-4

2-4

Connection of Sample Gas and Protective Gas (Purge Gas) ....................... 2-6

Hints on Flammable Gases ................................................................................ 2-7

MLT 2 Gas Flow Diagrams ................................................................................. 2-8

100 F Gas Flow Diagrams .................................................................. 2-10

2-5

Safety Device Settings .................................................................................. 2-13

2-6

Special Remarks and Instructions ............................................................... 2-13

2-7

Electrical Connections .................................................................................. 2-14

Cable Gland Assembly Instruction for Shielded Cables ..................................... 2-14

Mains Connection............................................................................................. 2-15

2-7-2-1 Purge System .................................................................................................. 2-15
2-7-2-2 Analyzer ........................................................................................................... 2-17
2-7-3

Pressurization System Alarm Contacts ............................................................. 2-17

Differential Pressure Switch(es) ....................................................................... 2-18