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3. Explosion Protection Instrumentation in Zone 2/Division 2
3-31
TI 33Q01J30-01E
Example of a Connection
Connecting ESB Bus Node Unit and a Device Installed in Zone 2
EN/IEC 61010 compliant
metal cabinet
with a key
AEA4D
Ex "ec"/Type “n”
device
<Hazardous area Zone 2>
<Non-hazardous area>
F030203.ai
Intrinsic safety
device
*1
*1
Safety
Barrier
*1:
Explosion-proof wiring that is defined in EN/IEC 60079-14 and the rules/standards of each country or region.
Figure Connecting ESB Bus Node Unit and a Device Installed in Zone 2
June 23, 2022-00