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Product Overview
Identification Codes of the ET 200iS
All equipment intended for use in hazardous areas must have an identification
code indicating the type of hazardous environment for which the equipment is
suited.The ET 200iS has the following types of identification code:
Power supply
module:
EEx de [ia/ib]
IIC/IIB T4
Hazardous area: zone 1
Hazardous area: zone 2
Key:
Eex:
Explosion-protection identifier
ib:
Type of protection: intrinsic safety (use of the ET 200iS in zone 1)
ia:
Type of protection: intrinsic safety (use of sensors, actuators, HART field devices
up to zone 0)
: T
d
ype of protection: explosion-proof enclosure
e
:
Type of protection: increased safety
IIC:
Explosion group for hydrogen
IIB:
Explosion group for ethylene
Figure 2-3 Identification Codes of the ET 200iS
2-12
Enclosure: EEx e
ET 200iS: EEx ib IIC T4
Terminals:
EEx ib IIC T4 and EEx ia IIC T4
PROFIBUS-DP Ex i
mA
ET 200iS Distributed I/O Station
A5E00087831-02
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