Redundant System - Datalogic DS8100A Reference Manual

TYPICAL LAYOUTS

7.1.3 Redundant System

For large local Lonworks networks, a redundant system can per configured in which two
SC6000 Controllers are used together with their respective PWO power supply/junction box
units. The scanners are distributed equally between the PWO units. In this case one of the
SC6000 Controllers is dedicated as the working or active unit while the other functions as a
dedicated protecting or backup unit.
to Host
Working
Controller
to Host
SC6000
Protecting
Controller
Figure 72 - Redundant Reading Station Layout with DX8200A and DS8100A Scanners
ETHERNET
SC6000
AUX
CAB-SC6003
Extended I/O
CAB-81xx
CAB-81xx
A
DX8200A DS8100A
ETHERNET
Power/Net
CAB-SC6013
CAB-SC6003
Extended I/O
CAB-81xx
CAB-81xx
B
DX8200A DS8100A
CAB-SC6103
Power/Net
CAB-SC6013
LONWORKS
CAB-81xx
C E
DX8200A
Redundancy
CAB-PWO 03
LONWORKS
CAB-81xx
D F
DX8200A
7
VAC INPUT
PWO
ENCODER
PS
PS Aux
CAB-81xx BTK-8100
G
DS8100A
VAC INPUT
PWO
ENCODER
PS
PS Aux
BTK-8100
CAB-81xx
H
DS8100A
53