Datalogic Scanning C-BOX 200 - Manual (Page 15)

INSTALLATION
2
The following figure shows a multidrop layout with C-BOX 200 devices connected to
a Multiplexer:
MULTIPLEXER
C-BOX 200
# 0
C-BOX 200
# 1
C-BOX 200
# N
(up to 31)
SCANNER
CABLE SHIELD
RS485 REF
RTX485+
RTX485-
9
10
11
12
RTX485+
RTX485-
9
10
11
12
CABLE SHIELD
RS485 REF
CABLE SHIELD
RS485 REF
RTX485-
10
11
12
9
RTX485+
16
15
14
13
16
15
14
13 CABLE SHIELD
RS485 REF
RTX485+
RTX485-
CABLE SHIELD
RS485 REF
RTX485+
RTX485-
CABLE SHIELD
RS485 REF
RTX485+
RTX485-
SCANNER
SCANNER
EARTH GROUND
EARTH GROUND
EARTH GROUND
EARTH GROUND
(*)
max 1200 m
(*) If necessary enable the termination resistor only in the last device.
120 Ohm
Three wires + shield
Figure 6 - Multiplexer connection
7