Fire-Lite LCD-80FC Remote Fire Indicator - Manual (Page 18)

18 LCD-80FC Instruction Manual — P/N 53244:B 5/13/2013
Electrical Connections EIA-485 Connections
The LCD-80FC indicator has resistors built into the circuit board at the In (Terminals 2 & 4) and
the Out (Terminals 1 & 3) for impedance matching. There is no need for the installer to add imped-
ance matching resistors.
Refer to the following illustrations for EIA-485 connections from the LCD-80FC to the MS-
9200UDLS and MS-9600LS.
LCD-80FC
MS-9200UDLS
+ EIA-485 Out to Next Device
- EIA-485 Out to Next Device
(or back to FACP)
EIA-485
+ -
- - + +
Figure 4.4 EIA-485 Wiring to the MS-9200UDLS
TB7 TB8
- - + +
LCD-80FC
P1
+ EIA-485 Out to Next Device
- EIA-485 Out to Next Device
(or back to FACP)
+ -
MS-9600LS
OU
T +
OUT
-
Figure 4.5 EIA-485 Wiring to the MS-9600LS