3. Explosion Protection Instrumentation in Zone 2/Division 2
3-27
TI 33Q01J30-01E
Ex “ec”/Type “n”
Approved Products and Their Configuration
Example
The figure below is an example of the configuration of Ex “ec”/Type “n” compliant products that
can be installed in hazardous areas. See the table “The List of Ex “ec”/Type “n” Compliant
Products” described in Appendix for detail.
ESB Bus Node Unit
ANB10D/A2BE2D
L2-switch
L2-switch
F030201.ai
Ex "ec"/Type “n” device
Ex "ec"/Type “n” device
<Hazardous area Zone 2>
<Non-
hazardous
area>
ESB Bus Node Unit
ANB10D/A2BE2D
Optical ESB Bus Node Unit
ANB11D/A2BE2D
ANT401
ANT502
SB401
SB401
EC402
FCU
AFV30D/A2BE1D
AEA4D
AEA4D
Cabinet
Cabinet
*1
*1
*1
F
OUNDATION
fieldbus
F
OUNDATION
fieldbus
Optical cable for Optical ESB Bus
*1: Explosion-proof wiring that is defined in EN/IEC 60079-14, and the rules/standards of each country or region.
Figure Example of the configuration of Ex “ec”/Type “n” approved products 1
June 23, 2022-00
