Yokogawa EJX930A - Manual (Page 20)

<2. Handling Cautions>
2-9
IM 01C25R03-01E
(4) Operation
WARNING
• OPEN CIRCUIT BEFORE REMOVING
COVER. INSTALL IN ACCORDANCE WITH
THIS USER’S MANUAL
• Take care not to generate mechanical
sparking when 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
F0208.ai
● Name plate
 Tag plate for flameproof type
D
WARNING
AFTER DE-ENERGIZING, DELAY 5 MINUTES BEFORE
OPENING.
WHEN THE AMBIENT TEMP. ≥ 65°C, USE THE
HEAT-RESISTING CABLE & CABLE GLAND ≥ 90°C
POTENTIAL ELECTROSTATIC CHARGING HAZARD
No. KEMA 07ATEX0109 X
Ex d IIC T6...T4 Gb, Ex tb IIIC T85°C Db
Enlcosure : IP66, IP67
TEMP. CLASS T6 T5 T4
MAX PROCESS TEMP.(Tp.) 85 100 120 °C
Tamb. -50 to 75 80 75 °C
T85°C(Tamb.:-30(-15) to 75°C, Tp.:85°C)(for Dust)
*3
 Tag plate for intrinsically safe type
No. KEMA 06ATEX0278 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
Supply circuit
FISCO field device(IIC/IIB)
Entity Parameter Ui=24V, Ii=250mA, Pi=1.2W, Ci=3.52nF, Li=0µH
Sensor circuit
Uo=7.63V, Io=3.85mA, Po=0.008W, Co=4.8uF, Lo=100mH
POTENTIAL ELECTROSTATIC CHARGING HAZARD-SEE USER'S MANUAL.
*3
MODEL: Specified model code.
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
*3: The identification number of Notified Body.
2.1.4 IECEx Certification
a. IECEx Flameproof Type
Caution for IECEx flameproof type.
Note 1. EJX multivariable transmitters with optional
code /SF2 are applicable for use in
hazardous locations:
• No. IECEx CSA 07.0008
• Applicable Standard: IEC60079-0:2004,
IEC60079-1:2003
• Flameproof for Zone 1, Ex d IIC T6...T4
• Enclosure: IP66 and IP67
• Maximum Process Temperature: 120ºC (T4),
100ºC (T5), 85ºC (T6)
• Ambient Temperature: –50 to 75ºC (T4),
–50 to 80ºC (T5), –50 to 75ºC (T6)
• Supply Voltage: 32 V dc max.
• Output Signal: 15 mA dc