National Instruments NI 9215, Начало работы

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Caution
For Division 2 and Zone 2 applications, connected signals must
be within the following limits.
Capacitance 0.2 µF maximum
Special Conditions for Hazardous Locations Use in Europe and
Internationally
The NI 9215 has been evaluated as Ex nA IIC T4 Gc equipment under
DEMKO 03ATEX 0324020X and is IECEx UL 14.0089X certified. Each NI 9215 is marked
II 3G and is suitable for use in Zone 2 hazardous locations, in ambient
temperatures of -40 °C ≤ Ta ≤ 70 °C. If you are using the NI 9215 in Gas Group IIC
hazardous locations, you must use the device in an NI chassis that has been
evaluated as Ex nC IIC T4, Ex IIC T4, Ex nA IIC T4, or Ex nL IIC T4 equipment.
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.
Safety Compliance and Hazardous Locations Standards
This product is designed to meet the requirements of the following electrical
equipment safety standards for measurement, control, and laboratory use:
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NI-9215 Getting Started