Allen-Bradley SLC 500

Publication 1747-UM011G-EN-P - June 2008
222 Setting Up the DH+ Network
SLC 5/04 Processors and
DH+ Communication
The SLC 5/04 processors let you operate DH+ communication protocol by
means of the DH+ communication channel 1. The SLC 5/04 processors also
support DF1 full-duplex protocol, DF1 half-duplex master and slave protocol,
ASCII, or DH-485 via its RS-232 port, channel 0. The 3-pin connector,
provided with the SLC 5/04 processors, is for actual DH+ communication and
the 8-pin connector is for monitoring DH+ communication.
DH+ Channel 1, 3-Pin
DH+ Channel 1, 8-Pin
Pin Pin Name
1DH+ Data Line 1
2Shield
3DH+ Data Line 2
Pin Pin Name
1DH+ Data Line 2
2 No Connection
3Shield
4 No Connection
5 No Connection
6DH+ Data Line 1
7 No Connection
8 No Connection