FISCHER DE49 # 0 series, Руководство по эксплуатации

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FISCHER Mess- und Regeltechnik GmbH Product and functional description | 2
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2 Product and functional description
2.1 Lieferumfang
• Digital differential pressure transmitter
• User Manual
2.2 Intended use
The differential pressure transmitter DE49##0###BH00M# allows the measure-
ment of under-pressure, over-pressure and differential pressure in dry neutral
and gaseous media.
Fields of application include
• Air-conditioning technology
• Ventilation technology
• Environmental technology
Explosion hazard area classification
The differential pressure transmitter DE49##0###BH00M# is suitable as an
electrical device for operation in potentially explosive areas.
• The device must be installed in Zone 1 or 2 or Zone 21 or 22.
• The pressure connections may be connected with Zone 0.
• The power circuit must satisfy the ignition protection category "Intrinsic
safety" category "ia".
• Designation as per guideline 2014/34/EU.
II 1/2G Ex ia IIC T4 Ga/Gb
II 2D Ex ia IIIC T80°C Db
-10 °C ≤ Ta ≤ +60°C
2.3 Equipment versions
Options:
Cutting ring
screw connection
Pneumatic
plug connector
Measured value display
Pressure
compensation
Type plate
ATEX marking
Process connection
Screw connection
M12 plug connection
Wall mount
Illustration 1: Equipment versions DE49##0