Bronkhorst EL-FLOW Prestige User Manual

Page 4

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Bronkhorst High-Tech B.V.

EL-FLOW Prestige

9.17.084

4

Table of contents

...................................................................................................................................................................... 6

Scope of this manual

1

...................................................................................................................................................................... 6

1.1

Introduction

...................................................................................................................................................................... 6

1.2

Intended use

...................................................................................................................................................................... 6

1.3

Product description

...................................................................................................................................................................... 7

1.4

References to other applicable documents

...................................................................................................................................................................... 8

1.5

Model key

...................................................................................................................................................................... 9

Starting up

2

...................................................................................................................................................................... 9

2.1

Check functional properties

...................................................................................................................................................................... 9

2.2

Check operating conditions

...................................................................................................................................................................... 9

Rated pressure test inspection

2.2.1

...................................................................................................................................................................... 9

Sealings

2.2.2

...................................................................................................................................................................... 9

Environmental ratings

2.2.3

...................................................................................................................................................................... 9

2.3

Piping requirements

...................................................................................................................................................................... 10

2.4

Instrument mounting

...................................................................................................................................................................... 10

2.5

Leak check

...................................................................................................................................................................... 10

2.6

Electrical connection

...................................................................................................................................................................... 11

2.7

Analog / digital operation

...................................................................................................................................................................... 11

Analog / local operation

2.7.1

...................................................................................................................................................................... 11

Digital RS232 operation

2.7.2

...................................................................................................................................................................... 11

Digital RS485 / bus operation

2.7.3

...................................................................................................................................................................... 11

2.8

Micro switch operation

...................................................................................................................................................................... 12

2.9

Zeroing (using micro switch)

...................................................................................................................................................................... 12

2.10

Purging

...................................................................................................................................................................... 12

2.11

Supply pressure

...................................................................................................................................................................... 12

2.12

Calibration

...................................................................................................................................................................... 12

2.13

Maintenance

...................................................................................................................................................................... 13

Basic operation

3

...................................................................................................................................................................... 13

3.1

Mass flow measurement and control

...................................................................................................................................................................... 13

Changing fluidset, range or operating conditions

3.1.1

...................................................................................................................................................................... 14

Valve Safe State

3.1.2

...................................................................................................................................................................... 14

3.2

Communication interfaces

...................................................................................................................................................................... 15

Using multiple interfaces

3.2.1

...................................................................................................................................................................... 16

3.3

Analog operation

...................................................................................................................................................................... 16

Hook-up

3.3.1

...................................................................................................................................................................... 16

3.4

Basic RS232 operation

...................................................................................................................................................................... 17

Hook-up

3.4.1

...................................................................................................................................................................... 18

FlowDDE

3.4.2

...................................................................................................................................................................... 19

Software (DDE applications)

3.4.3

...................................................................................................................................................................... 19

Baud rate setup

3.4.4

...................................................................................................................................................................... 20

3.5

Basic RS485 (FLOW-BUS/Modbus) operation

...................................................................................................................................................................... 21

Hook-up

3.5.1

...................................................................................................................................................................... 22

Software

3.5.2

...................................................................................................................................................................... 22

Baud rate, node address and parity setup

3.5.3

...................................................................................................................................................................... 23

3.6

Other field bus configurations

...................................................................................................................................................................... 23

Hook-up

3.6.1

...................................................................................................................................................................... 23

Baud rate, node address and parity setup

3.6.2

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