Allen-Bradley 1788-CN2FFR, User Manual, Page: 16 / 104

14 Rockwell Automation Publication 1788-UM057B-EN-P - September 2014
Chapter 1 Installation
We recommend a 24
…
32V DC power supply for the linking device to operate
correctly. No additional power supplies or power conditioners are required. The
power supply connection is described here. Tighten DC Power connections to a
torque of 0.22…0.25Nm (2…2.2 lb-in).
H1 Network Connections
The H1 network must be connected via the H1
terminal on the linking device. The H1 network
connection and pinout is described here.
Make Fieldbus connections to a torque of
0.5…0.6 Nm (4.4…5.3 lb-in)
The H1 Segment is split between two physical
ports, A and B.
IMPORTANT
Do not use additional power supplies or power conditioners with the
1788-EN2FFR and 1788-CN2FFR linking devices.
Pin Description
Right/Top (red) FF +
Middle (green) FF -
Left/Bottom Shield