NI TRC-8546, Начало работы

Страница: 5 / 16

Special Conditions for Hazardous Locations Use in Europe and
Internationally
The TRC-8546 has been evaluated as Ex nA IIC T4 Gc equipment under DEMKO 12
ATEX 1202658X and is IECEx UL 14.0089X certified. Each TRC-8546 is marked II 3G
and is suitable for use in Zone 2 hazardous locations, in ambient temperatures of
-40 °C ≤ Ta ≤ 70 °C.
Caution
Transient protection shall be provided that is set at a level not
exceeding 140% of the peak rated voltage value of 85 V at the supply
terminals to the equipment.
Caution
The system shall only be used in an area of not more than
Pollution Degree 2, as defined in IEC/EN 60664-1.
Caution
The system shall be mounted in an ATEX/IECEx-certified
enclosure with a minimum ingress protection rating of at least IP54 as
defined in IEC/EN 60079-15.
Caution
The enclosure must have a door or cover accessible only by the
use of a tool.
Electromagnetic Compatibility Guidelines
This product was tested and complies with the regulatory requirements and limits
for electromagnetic compatibility (EMC) stated in the product specifications. These
requirements and limits provide reasonable protection against harmful interference
when the product is operated in the intended operational electromagnetic
environment.
This product is intended for use in industrial locations. However, harmful
interference may occur in some installations, when the product is connected to a
peripheral device or test object, or if the product is used in residential or
commercial areas. To minimize interference with radio and television reception and
© National Instruments
5
TRC-8546 Getting Started