YOKOGAWA DP harp EJX Series - 1 Introduction

<1. Introduction>
1-1
IM 01C25B01-01E
1. Introduction
ThankyouforpurchasingtheDPharpDi󰀨erential
Pressure and pressure transmitter.
Your transmitter was precisely calibrated at the
factory before shipment. To ensure both safety and
e󰀩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.
Forthespecications,externaldimensions,and
model,su󰀨xandoptioncodesofeachproduct,
pleaserefertotheGeneralSpecicationssheet
as listed in the Chapter 9.
Model Style code
EJX110A S3
EJX120A S1
EJX130A S2
EJX310A S2
EJX430A S2
EJX440A S2
EJA110E S1, S2
EJA120E S1, S2
EJA130E S1, S2
EJA310E S1, S2
EJA430E S1, S2
EJA440E S1, S2
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 System application, refer to the
Functional Safety Manual (Document No.:
TI 01C25A05-01EN or TI 01C25A05-21EN for
option code SLT) and follow the instructions and
procedures described there.The document can
be downloaded from the website of Yokogawa.
(Website address:
https://www.yokogawa.com/solutions/products-
platforms/eld-instruments/)
In order to satisfy the requirement of Safety
Instrumented System, executing parameters
setting is required. Please refer to the clause
of “Setting Parameters” for setting range in the
following manuals for the actual operation.
BRAIN: IM 01C25T03-01E
HART: IM 01C25T01-06EN
Please also refer to the contact output setting in
the same clause. After installing the transmitter,
conrmthattherangeandunitissetcorrectly.
Calibration of the transmitters shall be done after
completing the range setting.
NOTE
When describing the model name like EJ110,
it shows the applicability for both EJX110A and
EJA110E. The same representations are used
for the other models, too.
NOTE
Unless otherwise stated, the illustrations in
this manual are of the EJ110di󰀨erential
pressure transmitter. Users of the other models
should bear in mind that certain features of their
instrumentwilldi󰀨erfromthoseshowninthe
illustrations of the EJ110.