Installation in zone 2, Installation in zone 22 – Rockwell Automation 1797-CEC FLEX Ex Bus Isolator and Flexbus Connector User Manual
Page 10
10 FLEX Ex Bus Isolator and Flexbus Connector
Publication
1797-5.13 - June 2010
Installation in Zone 2
The 1797-CEC and 1797-BIC modules must not be exposed to the
environment. These modules have a protection factor of IP20. Provide a
suitable metal enclosure.
Installation in Zone 22
When the modules are installed in Zone 22, the following cabinets must be
used: IVK-ISRPI-V16LC; IVK-ISRPI-V8HYW; or IVK-ISRPI-V8LC. These
cabinets can be purchased from:
Pepperl+Fuchs GmbH
Lilienthalstrasse 200
68307 Mannheim, Germany
Attn: PA Sales Dept.
Kirsten Becker
Telephone +49 776 1298
www.pepperl-fuchs.com
The IS-RPI cabinets (type IVK2-ISRPI-V8LC, IVK2-ISRPI-V8HYW, or
IVK2-ISPRI-V16LC) ensures the basic protection for the intrinsically safe
apparatus of the FLEX Ex system for use in Zone 22. It corresponds with
category 3D according to RL 94/9 EG and with the type label marked with
the following information:
Pepperl+Fuchs GmbH
68307 Mannheim
IVK2-ISRPI-V8LC (or IVK2-ISRPI-V8HYW or
IVK2-ISRPI-V16LC)
II 3 D Ex tD A22 IP54 T70 °C X
CE
Serial (manufacturing) number
Model
WARNING
The 1797-BIC module cannot be used as an associated apparatus
after its FLEX Ex backplane connector has been exposed to
nonintrinsically safe signals.