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3
Special conditions for safe use
3.1 Intrinsically safe sensors marked
1G Ex ia IIC T5/T6 Ga
Connect the sensor housing to the earth point.
Connect the shielding of shielded cables to the earth point.
Avoid subjecting the line to any intensive charging processes.
Protect the sensor from shock.
Ensure that, at a current rating I
lowing criterion is met:
Temperature class T6/T5 at a maximum ambient tempera-
ture of 50 °C / 70 °C (see section 1.3 Electrical specifica-
tion).
Where the cable passes through a barrier wall, ensure that
the cable gland seals the cable to at least IP 67 acc. to
EN 60529.
When using the sensor in connection with aggressive / corrosive
media:
Test for material compatibility with the aggressive / corrosive
media.
50/135
of 60 mA
150 mA, the fol-
i
20.12.2018
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