Manual
    <2. Handling Cautions>
13
IM 01C22A01-01E
(4) Operation
WARNING
•  OPEN CIRCUIT BEFORE REMOVING COVER. 
INSTALL IN ACCORDANCE WITH THIS USER’S 
MANUAL
•  Take care not to generate mechanical sparking 
when access to the instrument and peripheral 
devices in hazardous locations.
(5)  Maintenance and Repair
WARNING
The instrument modifi cation or parts replacement by 
other than authorized Representative of Yokogawa 
Electric Corporation is prohibited and will void the 
certifi cation.
(6) Name Plate
Name plate 
: Refer to USER'S MANUAL 
Tag plate for flameproof type 
Tag plate for intrinsically safe type 
Tag plate for type n protection 
Tag plate for flameproof, intrinsically safe type, 
 type n protection, and Dust 
F0212.ai
D
MODEL: Specifi ed model code.
STYLE: Style code.
SUFFIX: Specifi ed suffi x code.
SUPPLY: Supply voltage.
OUTPUT: Output signal.
MWP: Maximum working pressure.
CAL RNG: Specifi ed calibration range.
DISP MODE: Specifi ed display mode.
OUTPUT MODE: Specifi ed output mode.
NO.: Serial number and year of production*
1
.
TOKYO 180-8750 JAPAN: 
The manufacturer name and the address*
2
.
*1:  The third fi gure from the last shows the last one fi gure of 
the year of production. For example, the production year 
of the product engraved in “NO.” column on the name 
plate as follows is 2001.
12A819857 132
The year 2001
*2:  “180-8750” is a zip code which represents the following 
address.
2-9-32 Nakacho, Musashino-shi, Tokyo Japan
2.5  EMC Conformity Standards
EN61326-1 Class A, Table 2 (For use in industrial 
locations)
EN61326-2-3
CAUTION
This instrument is a Class A product, and it is designed 
for use in the industrial environment. Please use this 
instrument in the industrial environment only.
NOTE
YOKOGAWA recommends customer to apply the 
Metal Conduit Wiring or to use the twisted pair Shield 
Cable for signal wiring to conform the requirement 
of EMC Regulation, when customer installs the EJA 
Series Transmitters to the plant.
2.6 PED (Pressure Equipment 
Directive)
(1)  General
•  EJA series of pressure transmitters are categorized 
as pressure accessories under the vessel section 
of this directive 97/23/EC, which corresponds to 
Article 3, Paragraph 3 of PED, denoted as Sound 
Engineering Practice (SEP).
•  EJA130A, EJA440A, EJA510A, and EJA530A can 
be used above 200 bar and therefore considered as 
a part of a pressure retaining vessel where category 
lll, Module H applies. These models with option code 
/PE3 conform to that category.
Handling Cautions
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