Installation manual

DS2400N REFERENCE MANUAL
42
4
#1
#0
(up to 31)
Scanner
Scanner
Scanner
Slave
Slave
Slave
Main Interface
RS232/RS485
HOST
Multidrop GND
Shield
Multidrop -
Multidrop +
1200 m Max Length
Multidrop Cable
V+
V-
V
dc
Earth
GND
V
dc
Earth
GND
V
dc
Earth
GND
PG-6000
PG-6000
PG-6000
PG-6000
MULTIPLEXER
Shield to Earth
120 Ohm
CBX100/500
Shield
floating
CBX100/500
Shield
floating
CBX100/500
SGND
Shield
RTX-
RTX+
SGND
Shield
RTX-
RTX+
SGND
Shield
RTX-
RTX+
Shield
floating
RS485 HD
Termination Resistor.
OFF
RS485 HD
Termination Resistor.
OFF
RS485 HD
Termination Resistor.
ON
Figure 42 - DS2400N Multidrop Connection to a Multiplexer
*
When using CBX500, the Main interface multidrop network signals: Shield, SGND, RTX+and RTX- are
repeated on terminal connector row 4 to facilitate system cabling.
*
*