NI TRC-8546, Начало работы

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toute autre façon que celle spécifiée risque de l'endommager et de
compromettre la protection de sécurité intégrée.
Safety Guidelines for Hazardous Locations
The TRC-8546 is suitable for use in Class I, Division 2, Groups A, B, C, D, T4 hazardous
locations; Class I, Zone 2, AEx nA IIC T4 Gc and Ex nA IIC T4 hazardous locations; and
nonhazardous locations only. Follow these guidelines if you are installing the
TRC-8546 in a potentially explosive environment. Not following these guidelines
may result in serious injury or death.
Caution
Do not disconnect bus-side connector unless power has been
switched off or the area is known to be nonhazardous.
Caution
Do not unplug the TRC-8546 unless power has been switched off
or the area is known to be nonhazardous.
Caution
Substitution of components may impair suitability for Class I,
Division 2, or Zone 2.
Caution
The system must be installed in an enclosure certified for the
intended hazardous (classified) location, having a tool secured cover/door,
where a minimum protection of at least IP54 is provided.
Caution
For Zone 2 applications, install a protection device between the
LIN bus and the TRC-8546LIN pins. The device must prevent the LIN Port-
to-COM voltage from exceeding 55 V if there is a transient overvoltage
condition.
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TRC-8546 Getting Started