Owner manual

<1. Introduction>
1-1
IM 01C25K01-01E
1. Introduction
Thank you for purchasing the DPharp Low ow
transmitter.
Your Pressure Transmitter was precisely calibrated
at the factory before shipment. To ensure both
safety and efciency, please read this manual
carefully before you operate the instrument.
NOTE
This manual describes the hardware
congurations of the transmitters listed in below.
For information on the software conguration
and operation, please refer to either IM
01C25T03-01E for the BRAIN communication
type, or IM 01C25T01-06EN for the HART
communication type.
For FOUNDATION Fieldbus protocol type,
please refer to IM 01C25T02-01E.
For PROFIBUS PA protocol type, please refer to
IM 01C25T04-01EN.
Model Style code
EJX115A S1
EJA115E S1
To ensure correct use of this instrument, read
both the hardware and software manuals
thoroughly before use.
WARNING
When using the transmitters in a Safety
Instrumented Systems (SIS) application, refer
to Appendix 1 in either IM 01C25T01-06EN for
the HART protocol or IM 01C25T03-01E for the
BRAIN protocol. The instructions and procedures
in this section must be strictly followed in order to
maintain the transmitter for this safety level.
NOTE
When describing the model name as EJ115,
it shows the applicability for both EJX115A and
EJA115E.
 Regarding This Manual
• This manual should be provided to the end
user.
• The contents of this manual are subject to
change without prior notice.
• All rights reserved. No part of this manual may
be reproduced in any form without Yokogawa’s
written permission.
• Yokogawa makes no warranty of any kind with
regard to this manual, including, but not limited
to, implied warranty of merchantability and
tness for a particular purpose.
• If any question arises or errors are found, or if
any information is missing from this manual,
please inform the nearest Yokogawa sales
ofce.
• The specications covered by this manual are
limited to those for the standard type under the
specied model number break-down and do not
cover custom-made instruments.
• Please note that changes in the specications,
construction, or component parts of the
instrument may not immediately be reected
in this manual at the time of change, provided
that postponement of revisions will not cause
difculty to the user from a functional or
performance standpoint.
• Yokogawa assumes no responsibilities for this
product except as stated in the warranty.
• If the customer or any third party is harmed by
the use of this product, Yokogawa assumes
no responsibility for any such harm owing to
any defects in the product which were not
predictable, or for any indirect damages.
• The following safety symbols are used in this
manual: