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CONTENTS

IM 1C22H1-01E

FD No. IM 1C22H1-01E

10th Edition: Feb. 2000(YK)

CONTENTS

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

WARRANTY .................................................................................................. 1-2

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 ...................................................... 2-2

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 ............................ 2-3

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 SAA Certification .......................................................................... 2-6

2.9.4 CENELEC (KEMA)/IEC (KEMA) Certification .............................. 2-7

2.9.5 JIS Certification ............................................................................ 2-9

2.10 EMC Conformity Standards ................................................................ 2-9

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

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

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

4.2 Mounting the Diaphragm Seals .......................................................... 4-1

4.3 Transmitter Mounting .......................................................................... 4-2

4.4 Affixing the Teflon Film ....................................................................... 4-3

4.5 Rotating Transmitter Section .............................................................. 4-3

5. WIRING.......................................................................................................... 5-1

5.1 Wiring Precautions .............................................................................. 5-1

5.2 Selecting the Wiring Materials ............................................................ 5-1

5.3 Connections of External Wiring to Terminal Box................................ 5-1

5.3.1 Power Supply Wiring Connection ................................................ 5-1

5.3.2 External Indicator Connection ...................................................... 5-1

5.3.3 BRAIN TERMINAL BT200 Connection ........................................ 5-2

5.3.4 Check Meter Connection.............................................................. 5-2

5.4 Wiring .................................................................................................. 5-2

5.4.1 Loop Configuration ....................................................................... 5-2

(1) General-use Type and Flameproof Type..................................... 5-2

(2) Intrinsically Safe Type ................................................................. 5-2

5.4.2 Wiring Installation ......................................................................... 5-3

(1) General-use Type and Intrinsically Safe Type............................. 5-3

(2) Flameproof Type (JIS) ................................................................ 5-3

5.5 Grounding............................................................................................ 5-4

5.6 Power Supply Voltage and Load Resistance ..................................... 5-4

Brand	YOKOGAWA
Model	Dpharp EJA118N
Category	Transmitter
Language	English

YOKOGAWA Dpharp EJA118N User Manual

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YOKOGAWA Dpharp EJA118N Specifications

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