Model 755R

Instruction Manual

748213-S April 2002

TABLE OF CONTENTS

PREFACE...........................................................................................................................................

P-1

Definitions ...........................................................................................................................................

P-1

Intended Use Statement.....................................................................................................................

P-2

Safety Summary .................................................................................................................................

P-2

General Precautions For Handling And Storing High Pressure Gas Cylinders .................................

P-4

Documentation....................................................................................................................................

P-5

Compliances .......................................................................................................................................

P-5

1-0

DESCRIPTION AND SPECIFICATIONS..............................................................................

1-1

1-1

Description.............................................................................................................................

1-1

1-2

Recorder Output Ranges.......................................................................................................

1-1

1-3

Mounting................................................................................................................................

1-1

1-4

Isolated Current Output Option .............................................................................................

1-1

1-5

Alarm Option..........................................................................................................................

1-2

1-6

Electrical Options...................................................................................................................

1-2

1-7

Remote Range Change Option .............................................................................................

1-2

1-8

Specifications ........................................................................................................................

1-3

 

a.

Performance....................................................................................................................

1-3

 

b.

Sample ............................................................................................................................

1-3

 

c.

Electrical..........................................................................................................................

1-4

 

d.

Physical...........................................................................................................................

1-4

2-0

INSTALLATION ....................................................................................................................

2-1

2-1

Facility Preparation................................................................................................................

2-1

 

a.

Installation Drawings.......................................................................................................

2-1

 

b.

Electrical Interconnection Diagram ...............................................................................

2-1

 

c.

Flow Diagram ..................................................................................................................

2-1

 

d.

Location and Mounting....................................................................................................

2-1

2-2

Calibration Gas Requirements ..............................................................................................

2-2

 

a.

Zero Standard Gas..........................................................................................................

2-2

 

b.

Span Standard Gas ........................................................................................................

2-2

2-3

Sample...................................................................................................................................

2-2

 

a.

Temperature Requirements ............................................................................................

2-2

 

b.

Pressure Requirements - General ..................................................................................

2-3

 

c.

Normal Operation at Positive Gauge Pressures.............................................................

2-3

 

d.

Operation at Negative Gauge Pressures........................................................................

2-4

 

e.

Flow Rate ........................................................................................................................

2-4

 

f.

Materials in Contact with Sample...................................................................................

2-4

 

g.

Corrosive Gases .............................................................................................................

2-4

2-4

Leak Test...............................................................................................................................

2-5

2-5

Electrical Connections ...........................................................................................................

2-6

 

a.

Line Power Connection...................................................................................................

2-6

 

b.

Recorder Output Selection and Cable Connections .......................................................

2-6

 

c.

Potentiometric Output .....................................................................................................

2-7

 

d.

Isolated Current Output (Optional)..................................................................................

2-7

 

e.

Output Connections and Initial Setup for Dual Alarm Option .........................................

2-8

2-6

Remote Range Change Option .............................................................................................

2-12

Rosemount Analytical Inc. A Division of Emerson Process Management

Contents

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