Emerson AMS Trex Device Communicator User Manual page 8

AMS Trex Device Communicator overview
September 2021
8
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An IS-approved Trex unit may be connected to loops or segments that are attached to
equipment located in Zone 0, Zone 1, Zone 2, for Group IIC; Zone 20, Zone 21, Zone 22,
and Class I, Division 1 and Division 2, Groups A, B, C, and D locations.
An IS-approved Trex unit can be ordered by selecting the KL option. The Trex unit has a
label that lists the approvals.
CAUTION
Do not use a screen protector on an IS-approved Trex unit. Static discharge is possible.
WARNING
Do not install, remove, or charge the Lithium Ion (Li-Ion) power module in a hazardous
area environment.
WARNING
Explosions can result in serious injury or death.
Use in an explosive environment must be in accordance with the appropriate local,
national, and international standards, codes, and practices. Please review the Technical
specifications and Product certifications sections of the AMS Trex Device Communicator
User Guide for any restrictions associated with safe use.
Electrical shock can result in serious injury or death.
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