The Eia-485 Interface - Fire-Lite SENSISCAN 2000 Nstallation, Operation And Programming Manual

D -L
UMMY OADING UNUSED CIRCUITS ON THE
4.7K, 1/2-watt Resistor
T EIA-485 I
HE NTERFACE
24
Part # 71245
Figure 4-4: Connecting the EIA-485 Interface
S2000 15017 Rev H 10/08/96 P/N 15017:H
CPU
4.7K, 1/2-watt Resistor
EIA-485 (+)
EIA-485 (-)
TB2
Part # 71245