Allen-Bradley 857-RAA, User Manual

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Rockwell Automation Publication 857-UM002C-EN-P - February 2018 17
Chapter
4
Configure the Base 857 Relay
This section describes the configurations required to correctly set up a Bulletin
857 relay and one of the two optional RTD scanner modules available. There
are different hardware and setup configuration requirements depending on the
model of the RTD scanner used.
Connect a Bulletin 857 Relay to PC
Connect cable 857-VX003-3 to the front panel of the relay ( Figure 7 ).
Figure 10 - Connecting Cable 857-VX003-3 to the Front Port on the 857 Relay
For more information about communication between Bulletin 857 relay and a
PC, refer to publication
857-UM001 and publication 857-PM001 .
This manual is divided into two sections to setup the 857-RAA or 857-RAD.
See Connect to the 857-RAA RTD Scanner on page 18 or Connect to the
857-RAD RTD Scanner on page 21 .
IMPORTANT Many newer PCs do not have a serial port. A suitable USB to serial port
converter should be used. Rockwell Automation recommends the use of a
Bulletin 9300-USBS USB to Serial Port Adapter Kit.