Siemens SIPROCESS GA700 Compact Operating Instructions page 118

Introduction
1.5 Field of application
MLFB number
Variant G
7MB3000-xxxxx-xxGx
7MB3020-2xxxx-xxxx
Variant C
7MB3000-xxxxx-xxCx
7MB3020-2xxxx-xxxx
Machine-readable product designation
1)
12
Explosion protection type
1)
II 2 G Ex px ib II C T4 Gb
II 3 G Ex pz ib II C T4 Gc
II 3 G Ex nR ib II C T4 Gc
II 3 D EX px bib III C T 65 °C Dc
II 3 D Ex pz ib III C T 65 °C Dc
II 3 D Ex tc ib III C T 65 °C Dc
II 3G Ex nA nC ic IIC T4 Gc
Certificate
Wall-mounted device:
BVS 14 ATEX E 153 X
IECEx BVS 14.0104X
Rack-mounted device:
BVS 15 ATEX E 007 X
IECEx BVS 15.0007X
Devices in explosion-proof design
Compact Operating Instructions, 05/2015, A5E35134047-02