KROHNE OPTIBAR PM 5060 C Ex ia EN - Manual (Page 8)

2
DEVICE DESCRIPTION
8
OPTIBAR 5060
www.krohne.com 04/2014 - 4003591801 - AD OPTIBAR 5060 Ex ia R01 en
2.5 Protection types
The pressure transmitter is designed with protection type intrinsic safety, protection level "ia"
according to EN 60079-11 or IEC 60079-11.
The marking according to ATEX is:
II 1G, 1/2G, 2G Ex ia IIC T6
II 1G, 1/2G, 2G Ex ia IIC T6 II 1G, 1/2G, 2G Ex ia IIC T6 II 1G, 1/2G, 2G Ex ia IIC T6…T1 Ga, Ga/Gb, Gb T1 Ga, Ga/Gb, Gb T1 Ga, Ga/Gb, Gb T1 Ga, Ga/Gb, Gb
The marking according to IECEx is:
Ex ia IIC T6...T1 Ga, Ga/Gb, Gb
Ex ia IIC T6...T1 Ga, Ga/Gb, Gb Ex ia IIC T6...T1 Ga, Ga/Gb, Gb Ex ia IIC T6...T1 Ga, Ga/Gb, Gb
The marking contains the following information: The marking contains the following information: The marking contains the following information: The marking contains the following information:
II IIII II Explosion protection, group II
1111 Equipment category 1
G G G G Gas explosion protection
Ex ia Ex ia Ex ia Ex ia Intrinsically safe, level of protection "ia"
IIC IIC IIC IIC Gas group, suitable for gas groups IIC, IIB and IIA
1/2 1/2 1/2 1/2 Equipment category 1/2
2222 Equipment category 2
Ga Ga Ga Ga EPL, suitable for zone 0
Ga/Gb Ga/Gb Ga/Gb Ga/Gb EPL, suitable for zone 0 / zone 1
Gb Gb Gb Gb EPL, suitable for zone 1
T6...T1 T6...T1 T6...T1 T6...T1 Temperature class, suitable for temperature classes T6 ... T1
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