Safety Guidelines For Hazardous Locations; Special Conditions For Hazardous Locations Use In Europe; Special Conditions For Marine Applications - National Instruments CompactRIO cRIO-9075 Operating Instructions And Specifications

Safety Guidelines

Safety Guidelines for Hazardous Locations

Do not disconnect the power supply wires and connectors from the controller
Caution
unless power has been switched off.
Caution Substitution of components may impair suitability for Class I, Division 2.
For Zone 2 applications, install the CompactRIO system in an enclosure rated to
Caution
at least IP 54 as defined by IEC 60529 and EN 60529.

Special Conditions for Marine Applications

cRIO-9075/9076 Operating Instructions and Specifications
This document describes how to connect the cRIO-9075/9076 to a network
and how to use the features of the cRIO-9075/9076. This document also
contains specifications for the cRIO-9075/9076.
Operate the cRIO-9075/9076 only as described in these operating
instructions.
The cRIO-9075/9076 is suitable for use in Class I, Division 2, Groups A,
B, C, D, T4 hazardous locations; Class 1, Zone 2, AEx nC IIC T4 and
Ex nL IIC T4 hazardous locations; and nonhazardous locations only.
Follow these guidelines if you are installing the cRIO-9075/9076 in a
potentially explosive environment. Not following these guidelines may
result in serious injury or death.
Special Conditions for Hazardous Locations Use
in Europe
Some chassis have been evaluated as Ex nA nL IIC T4 equipment under
DEMKO Certificate No. 07 ATEX 0626664X. Each such chassis is marked
II 3G and is suitable for use in Zone 2 hazardous locations, in ambient
temperatures of –20 °C ≤ Ta ≤ 55 °C.
Some chassis are Lloyd's Register (LR) Type Approved for marine
applications. To verify Lloyd's Register certification, visit
and search for the LR certificate, or look for the Lloyd's
certification
Register mark on the chassis.
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