Polycom KIRK 4080 - Manual (Page 57)

II 2G Equipment group II, zone 1 (gas)
EEx KIRK 4080 is approved according to European standards
ib Intrinsic safe, ib category
IIC Equipment group II, gas group C
T3 Temperature group T3 (relevant for gas)
II 3D Equipment group II, zone 2 (dust)
T60ºC Max. surface temperature of KIRK 4080 in use
Ex logo Specific marking of explosion protection
Demko 04 ATEX 136204 Name of notified body/year/certification number
X Special warnings concerning the use of KIRK 4080 exist,
please refer to the certificate: Demko 04 ATEX 136204X
CE 0539 CE marking and identification number of Notified Body
57
1412 1600-ed5_1412 1600-ed5 16-12-2010 10:29 Side 57