User Manual
Chapter 2
GFK-2849A
Oct 2019
Installation
16
at least a pollution degree 2 environment. For details about installing RX3i rack systems,
refer to GFK-2314, PACSystems RX3i System Manual.
2.3
Installation in Hazardous Areas
The following information is for products bearing the UL marking for Hazardous Areas or
ATEX marking for explosive atmospheres:
CLASS 1 DIVISION 2 GROUPS ABCD
•
This equipment is an open-type device and is meant to be installed in an enclosure
suitable for the environment that is only accessible with the use of a tool.
•
Suitable for use in Class I, Division 2, Groups A, B, C and D Hazardous Locations, or
nonhazardous locations only.
WARNING
•
EXPLOSION HAZARD - SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY
FOR CLASS I, DIVISION 2.
•
WHEN IN HAZARDOUS LOCATIONS, TURN OFF POWER BEFORE REPLACING OR
WIRING MODULES; AND
•
DO NOT CONNECT OR DISCONNECT EQUIPMENT UNLESS POWER HAS BEEN
SWITCHED OFF OR THE AREA IS KNOWN TO BE NONHAZARDOUS.
WARNING
•
EXPLOSION HAZARD - USB PORT IS ONLY FOR USE IN NONHAZARDOUS LOCATIONS,
DO NOT USE UNLESS AREA IS KNOWN TO BE NON-HAZARDOUS
2.3.1
ATEX Zone 2
The ECM850 must be mounted in an enclosure certified in accordance with EN60079-15 for
use in Zone 2, Group IIC and rated IP54. The enclosure shall only be able to be opened with
the use of a tool.
2.3.2
ATEX Marking
II 3 G Ex nA IIC T5 X Ta: 0 - 60C
2.4
Module Installation
The ECM850 must be installed in the main (CPU) rack of an RX3i system, using a Universal
Backplane such as IC695CHS007, CHS012 or CHS016. The ECM850 supports
insertion/removal while power is applied to the system (hot swap). This module is
compatible with RX3i CPU models CPU320, CPU315, CPE305,CPE310 and CRU320.