Connection To A Multiplexer - Datalogic C-BOX 200 Installation Manual

DATALOGIC

2.4.6 Connection to a Multiplexer

The following figure shows a multidrop layout with C-BOX 200 devices
connected to a Multiplexer:
SCANNER
SCANNER
SCANNER
(*) If necessary enable the termination resistor only in the last device.
C-BOX 200
(up to 31)
EARTH GROUND
C-BOX 200
EARTH GROUND
C-BOX 200
EARTH GROUND
MULTIPLEXER
Figure 2.12 - Multiplexer connection
(*)
12 RTX485-
# N
11 RTX485+
10 RS485 REF
9 CABLE SHIELD
13 CABLE SHIELD
14 RS485 REF
15 RTX485+
16 RTX485-
12 RTX485-
# 1
11 RTX485+
10 RS485 REF
9 CABLE SHIELD
13 CABLE SHIELD
14 RS485 REF
15 RTX485+
16 RTX485-
12 RTX485-
# 0
11 RTX485+
10 RS485 REF
9 CABLE SHIELD
Three wires + shield
CABLE SHIELD
RS485 REF
RTX485+
RTX485-
EARTH GROUND
C-BOX 200
max 1200 m
120 Ohm
Installation - 13