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This
sensor is ATEX approved to I/II M1/1GD EEx ia IIC T4 Ex iaD
20 T135°C (Ta = -40°C to +80°C).
This
designates the sensor as belonging to; Groups I and II: suitable
for all areas (including
mining),
Category M1/1 GD: can be used in areas with continuous, long
or frequent periods of exposure to hazardous gas (Zones 2
to 0) and dust (Zone 20), equipment remains energised.
Gas:
Protection
class ia, denotes intrinsically safe for all zones.
Apparatus
group IIC: suitable for IIA, IIB and IIC
explosive
gases.
Temperature
class T4: maximum sensor surface
temperature
under fault conditions 135°C.
Dust:
T135°C:
maximum sensor surface temperature under
fault
conditions 135°C.
Ambient
temperature range extended to -40°C
to
+80°C.
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