Siemens SIPROCESS GA700 Compact Operating Instructions page 10

Introduction
1.4 Field of application
Device MLFB number
variant
L 7MB3000-xxxxx-xxLx
7MB301x-2xxxx-xxBx
7MB301x-3xxxx-xxBx
7MB302x-2xxxx-xxxx
7MB304x-2xxxx-xxxx
7MB3000-xKxxx-xxLx
7MB302x-3xxxx-xxxx
M 7MB3000-xxxxx-xxMx
7MB301x-2xxxx-xxBx
7MB301x-3xxxx-xxBx
7MB302x-2xxxx-xxxx
7MB304x-2xxxx-xxxx
7MB3000-xKxxx-xxLx
7MB302x-3xxxx-xxxx
Machine-readable product designation
1)
One flame arrestor each is required in the sample gas path and reference gas path for the OXYMAT 7
2)
For devices with 7MB301x-3xxxx-xxxx, T80 °C/T4 applies, otherwise T65 °C/T4
3)
10
Explosion protection type
1)
(for non-flammable gases below lower flammable limit)
NI: Class I Division 2, Groups A, B, C, D, T4
Class I Zone 2, AEx/Ex ec db ic nC op is IIC T4 Gc
DIP: Class II Division 2, Groups F, G; Class III, T65°C..T80°C
Zone 22, AEx/Ex tc db ic op is IIIC T65°C..T80°C Dc
(for non-flammable gases below lower flammable limit)
DIP: Class II Division 2, Groups F, G; Class III, T130°C
Zone 22, AEx/Ex tc ic IIIC T130 °C Dc
(for gas mixtures that are occasionally between lower and up‐
per flammable limits)
TYPE PZ: Class I Division 2, Groups A, B, C, D, T4
Class I Zone 2, AEx/Ex pzc db ic op is IIC T4 Gb
DIP: Class II Division 2, Groups F, G; Class III, T65°C...T80°C
Zone 22, AEx/Ex pzc db ic op is IIIC T65°C...T80°C Dc
(gas mixtures that are occasionally between lower and upper
flammable limits)
TYPE PZ: Class I Division 2, Groups A, B, C, D, T3
Class I Zone 2, AEx/Ex pzc ic IIC T3 Gb
DIP: Class II Division 2, Groups F, G; Class III, T130 °C
Zone 22, AEx/Ex pzc ic IIIC T130°C Dc
2)
2)
Compact Operating Instructions, 06/2023, A5E35134047-AB
ATEX, IECEX, and CSA
certificates
Wall-mounted device:
CSA 23CA80153895X
Type 4X, IP65
3)
3)
Wall-mounted device:
CSA 23CA80153895X
Type 4X, IP65
3)
3)
SIPROCESS GA700 rack and wall mounted devices