Rockwell Automation 1797-BCNR FLEX Ex Redundant ControlNet Barrier Module - Manual (Page 4)

4 FLEX Ex Redundant ControlNet Barrier Module
Publication 1797-5.35 - July 2004
Product Features
• Provides for a direct connection to the ControlNet coax into
hazardous areas
• Can be mounted in a nonhazardous (safe) area
• Supports up to 10 adapters at 250 meters or 2 adapters at 500 meters
A functional illustration of the FLEX Ex Barrier Module is shown below.
.
.
.
Safe Area
ControlNet A
ControlNet B
Hazardous Area
ControlNet Ex TAP
(e.g., 1797-TPR)
ControlNet Ex
TAP
ControlNet Ex
Adapter
43464
ControlNet barrier
PA
ControlNet Ex TAP
(e.g., 1797-TPR)
ControlNet Ex TAP
(e.g., 1797-TPR)