Burkert Type 8635 - Manual (Page 7)

7
Particular safety instructions
PTB 04 ATEX 2027
4.2.4 cleaning in explosion-risk areas
Check that any cleaning agents are approved for use in
explosive atmospheres.
4.2.5 Type label for explosions-risk areas
II(1) 2G Ex ia IIC T6/T5/T4
IECEx PTB 04.0016
Ex ia IIC T6/T5/T4
Marking gas explosions protection
Ignition degree of protection
Gas group
Temperature class
IECEx approval number
IECEx marking
ATEX approval number
PTB 04 ATEX 2027
Fig. 1: Type label for explosions-risk areas
4.2.6 Temperature ranges in explosion-risk
areas
Ambient temperature
T4, T5:
-25 ... +65 °C
T6: -25 ... +60 °C
4.2.7 Electrical data
The device in ignition degree of protection intrinsic safety Ex ia IIC,
may be connected only to intrinsically safe electric.
Explosion group
IIC
Category ia
Temperature class T4 / T5 / T6
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