Yokogawa EJA220A Instrukcja Użytkownika Pobierz pdf (Strona 2)

CONTENTS

IM 01C21C01-01E

FD No. IM 01C21C01-01E

11th Edition: Oct. 2008(KP)

CONTENTS

1. INTRODUCTION............................................................................................ 1-1

Regarding This Manual ................................................................................. 1-1

1.1 For Safe Use of Product........................................................................ 1-1

1.2 Warranty ................................................................................................ 1-2

1.3 ATEX Documentation ............................................................................ 1-3

2. HANDLING CAUTIONS ................................................................................ 2-1

2.1 Model and Specifications Check ......................................................... 2-1

2.2 Unpacking ........................................................................................... 2-1

2.3 Storage ................................................................................................ 2-1

2.4 Selecting the Installation Location ...................................................... 2-1

2.5 Pressure Connection ........................................................................... 2-2

2.6 Waterproofing of Cable Conduit Connections .................................... 2-2

2.7 Restrictions on Use of Radio Transceiver .......................................... 2-2

2.8 Insulation Resistance and Dielectric Strength Test ............................ 2-2

2.9 Installation of Explosion Protected Type ............................................ 2-3

2.9.1 FM Approval ................................................................................. 2-3

2.9.2 CSA Certification .......................................................................... 2-5

2.9.3 IECEx Certification ....................................................................... 2-6

2.9.4 CENELEC ATEX (KEMA) Certification ........................................ 2-8

2.10 EMC Conformity Standards .............................................................. 2-10

2.11 PED (Pressure Equipment Directive) ............................................... 2-10

2.12 Low Voltage Directive ....................................................................... 2-11

3. COMPONENT NAMES.................................................................................. 3-1

4. INSTALLATION ............................................................................................. 4-1

4.1 Precautions ......................................................................................... 4-1

4.2 Mounting .............................................................................................. 4-1

4.3 Rotating Transmitter Section .............................................................. 4-1

4.4 Changing the Direction of Integral Indicator ....................................... 4-2

4.5 Affixing the Teflon Film ....................................................................... 4-2

5. INSTALLING IMPULSE PIPING ................................................................... 5-1

5.1 Impulse Piping Installation Precautions .............................................. 5-1

5.1.1 Connecting Impulse Piping to the Transmitter............................. 5-1

5.1.2 Routing the Impulse Piping .......................................................... 5-1

5.2 Impulse Piping Connection Examples ................................................ 5-2

6. WIRING .......................................................................................................... 6-1

6.1 Wiring Precautions .............................................................................. 6-1

6.2 Selecting the Wiring Materials ............................................................ 6-1

6.3 Connections of External Wiring to Terminal Box................................ 6-1

6.3.1 Power Supply Wiring Connection ................................................ 6-1

6.3.2 External Indicator Connection ...................................................... 6-1

6.3.3 BRAIN TERMINAL BT200 Connection ........................................ 6-1

6.3.4 Check Meter Connection.............................................................. 6-2

1 2 3 4 5 6 7 ... 69 70

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