IM 12D06D05-01E
iii
IM 12D06D05-01E
4th Edition: Mar. 2012 (YK)
All Rights Reserved, Copyright © 2007, Yokogawa Electric Corporation
TABLE OF CONTENTS
PREFACE
1. INTRODUCTION AND GENERAL DESCRIPTION
.....................................................1
1-1. Instrument check ...................................................................................................1
1-2. Application .............................................................................................................1
2. GENERAL SPECIFICATIONS OF EXAxt ISC450G
....................................................2
3. INSTALLATION AND WIRING
.....................................................................................5
3-1. Installation and dimensions ...................................................................................5
3-1-1. Installation site ..........................................................................................5
3-1-2. Mounting methods .....................................................................................5
3-2. Wiring ....................................................................................................................7
3-2-1. Preparation ................................................................................................ 7
3-2-2. Cables, Terminals, glands and conduit adapter .......................................8
3-3. Wiring the power supply ........................................................................................9
3-3-1. General precautions .................................................................................. 9
3-3-2. Access to terminal and cable entry ......................................................... 10
3-3-3. AC power ................................................................................................10
3-3-4. DC power ................................................................................................10
3-3-5. Grounding the housing ............................................................................10
3-3-6. Switching on the instrument .................................................................... 10
3-4. Wiring the contact signals.................................................................................... 11
3-4-1. General precautions ................................................................................ 11
3-4-2. Contact outputs .......................................................................................11
3-4-3. Contact input ...........................................................................................11
3-5. Wiring the mA-output signals............................................................................... 11
3-5-1. General precautions ................................................................................ 11
3-5-2. Analog output signals ..............................................................................11
3-6. Wiring the sensor.................................................................................................12
3-6-1. General precautions ................................................................................ 12
3-6-2. Connecting the sensor cable to the converter ........................................12
3-6-3. Installation of the sensor .........................................................................12
3-6-4. Sensor cable connections using junction box (BA10) and
extension cable (WF10) ..........................................................................13
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