Honeywell Q7055A Installation Instructions Manual page 51

WAN
XD505
XD508
XLCL
EN1B-0198GE51 R1004B
BUILDING NETWORK ADAPTER BNA-1C/2CS/2DN
Wide Area Network
C-Bus piggyback
controllers.
Compatible with EXCEL IRC devices
on the same bus.
C-Bus piggyback type of XL500 con-
trollers. This piggyback type allows C-
Bus communication transfer rates up to
76.8 kbps. This piggyback type allows
C-Bus wiring with XL500 controllers
only.
EXCEL Classic
type of XL500
51