Rosslare AC-825IP - Daisy Chain and DIP Switching for Expansions

AC-825IP Panel Setup
26 AC-825IP Hardware Installation and User Guide
3.6.1 Daisy Chain System
Figure 17
shows an example daisy chain setup for a network of one AC-825IP
access control panel plus 6 expansion boards using four ME-1515 enclosures.
Figure 17: Daisy Chain Setup
The first expansion board is connected to the AC-825IP panel using the
OSDP/RSDP bus (serial bus) at the bottom left of the panel (Figure 18).
Figure 18: OSDP/RSDP Bus on AC-825IP Panel
Any subsequent expansions are connected to each other using the RSDP bus
located the bottom center of the expansion (Figure 19).
Figure 19: RSDP Bus on Expansion Board
Each serial connector (A, B, and -) must be connected with its equivalent.
To connect an expansion to a panel or another expansion, you have to slide the
plastic covering at the bottom of the expansion board to expose the
connectors.