Warning, 3) installation – Yokogawa EJX440A User Manual

Page 6

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<2. Handling Cautions>

(2) Electrical Connection
A mark indicating the electrical connection type is

stamped near the electrical connection port. These

marks are as follows.

F0214.ai

Location of the mark

Screw Size

Marking

ISO M20 × 1.5 female
ANSI 1/2 NPT female

M

N or

W

(3) Installation

WARNING

• All wiring shall comply with local installation

requirements and the local electrical code.

• There is no need for a conduit seal in

Division 1 and Division 2 hazardous

locations because this product is sealed at

the factory.

(4) Operation

WARNING

• OPEN CIRCUIT BEFORE REMOVING

COVER. INSTALL IN ACCORDANCE WITH

THIS USER’S MANUAL

• Take care not to generate mechanical

sparking when accessing the instrument and

peripheral devices in a hazardous location.

(5) Maintenance and Repair

WARNING

The instrument modification or part replacement

by other than an authorized Representative of

Yokogawa Electric Corporation is prohibited and

will void the certification.

(6) Name Plate

Name plate

Tag plate for intrinsically safe type

F0213.ai

No. KEMA 04ATEX1116 X

Ex ia IIC/IIB T4 Ga Ta:-40 to 60°C

Ex ia IIIC T85°C T100°C T120°C Db Ta:-30(-15) to 60°C

MAX PROCESS TEMP.(Tp.):120°C

T85°C(Tp.:80°C), T100°C(Tp.:100°C), T120°C(Tp.:120°C)

Enclosure: IP66/IP67

FISCO field device(IIC/IIB)

Entity parameters Ui=24V, Ii=250mA, Pi=1.2W, Ci=3.52nF, Li=0μH

: Refer to USER'S MANUAL.

Made in Japan

TOKYO 180-8750 JAPAN

MODEL

SUFFIX

SUPPLY

OUTPUT

MWP

mA DC

V DC

STYLE

CAL

RNG

NO.

WARNING

POTENTIAL ELECTROSTATIC CHARTGING HAZARD - SEE USER'S MANUAL.

D

STYLE: Style code.

SUFFIX: Specified suffix code.

SUPPLY: Supply voltage.

OUTPUT: Output signal.

MWP: Maximum working pressure.

CAL RNG: Specified calibration range.

NO.: Serial number and year of production

*1

.

TOKYO 180-8750 JAPAN:

The manufacturer name and the address

*2

.

*1: The first digit in the final three numbers of the serial

number appearing after “NO.” on the name plate

indicates the year of production. The following is an

example of a serial number for a product that was

produced in 2010:

The year 2010

91K819857 032

*2: “180-8750” is the Zip code for the following address.

2-9-32 Nakacho, Musashino-shi, Tokyo Japan

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