Date: 20.04.2016
GB
49/135
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
i
of 60 mA
150 mA, the fol-
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.
Summary of Contents for 671 I 0 12 Series
Page 4: ...Datum 20 04 2016...
Page 5: ...Datum 20 04 2016...
Page 57: ...Date 20 04 2016 GB 57 135...
Page 137: ...Datum 20 04 2016...
Page 138: ...Datum 20 04 2016...
Page 139: ...Datum 20 04 2016...
