Download Model EJA310A, EJA430A and EJA440A Absolute

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Model EJA310A, EJA430A and EJA440A
Absolute Pressure and Gauge Pressure Transmitters
IM 01C21D01-01E 12th Edition
Contents
1.
Introduction................................................................................................ 1-1
 Regarding This Manual................................................................................................. 1-1
2.
1.1
For Safe Use of Product ................................................................................... 1-2
1.2
Warranty.............................................................................................................. 1-3
1.3
ATEX Documentation........................................................................................ 1-4
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....................................... 2-2
2.9
Installation of Explosion Protected Type........................................................ 2-3
2.9.1
FM Approval........................................................................................ 2-4
2.9.2
CSA Certification................................................................................. 2-5
2.9.3
IECEx Certification.............................................................................. 2-7
2.9.4
ATEX Certification............................................................................... 2-8
2.10
EMC Conformity Standards............................................................................ 2-11
2.11
PED (Pressure Equipment Directive)............................................................ 2-11
2.12
Low Voltage Directive...................................................................................... 2-12
3.
Component Names................................................................................... 3-1
4.
Installation.................................................................................................. 4-1
5.
4.1
Precautions ....................................................................................................... 4-1
4.2
Mounting ............................................................................................................ 4-1
4.3
Changing the Process Connection.................................................................. 4-2
4.4
Rotating Transmitter Section............................................................................ 4-3
4.5
Changing the Direction of Integral Indicator ................................................. 4-3
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
12th Edition: July 2015 (KP)
All Rights Reserved, Copyright © 1997, Yokogawa Electric Corporation
IM 01C21D01-01E