CHAPTER 2: CONNECTING THE HARDWARE
SNAP PAC Redundancy Option User’s Guide
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11
Connecting SNAP-PAC-S1 Controllers
See also
“Wiring the 10-pin Serial Connector on SNAP-PAC-S1 Controllers” on page
the 6-pin Serial Connector on the Arbiter” on page
1.
Using ENET 2 on both controllers, connect the controllers to each other with a crossover cable.
To network
Crossover cable
ENET 2
ENET 1
2.
Using ENET 1, connect the controllers to the network.
3.
Connect Serial 2 on Controller 1 to CTR1 on the arbiter using RS-485, “2-wire” mode.
4.
Connect Serial 2 on Controller 2 to CTR2 on the arbiter using RS-485, “2-wire” mode.
