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6.4 JIS
WARNING
Care should be taken to install, wiring, piping to
keep safety. This instrument is restricted to
maintenance and repair. Please read "INSTAL-
LATION AND OPERATING PRECAUTIONS
FOR JIS FLAMEPROOF EQUIPMENT" in the
end of this manual.
(1) Technical Data
• Construction : Exde [ia] II CT4X
: Terminal box ; Explosion proof
Flow Tube ; Increased Safety
Signal Circuit ; Intrinsically Safety (ia)
Um=250 V AC 50/60 Hz, 250 V DC,
Uo=250 V*, Io=3.37 mA*, Po=0.211 W
* Uo and Io are rms value.
: Ignition and Explosion Class of gas or
vapour ; II CT4X
• Ambient Temperature : –10 to 60°C
• Fluid Temperature : 120°C or less
• Current Signal Circuit Allowable Voltage :
250V AC/DC
• Grounding : 10 Ω or less
WARNING
In case the ambient temperature exceeeds 50°C,
use heat-resistant cables with maximum allow-
able temperature of 70°C or above.
(2) Wiring
Flameproof packing adapter is attached to electrical
connection.
WARNING
Please use G12 (option) flameproof packing
adapter attached.
6. HAZARDOUS DUTY TYPE INSTRUMENT
6-3
IM 1E6D0-01E
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