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8·1
Chapter 8 Remote I/O
8-1 Description of remote I/O
· If remote I/O slave module JW-20RS is installed on I/O modules located separately, one PC (master
station) having a network module JW-20CM can control these I/O modules.
· Connect between a master station JW-20CM and slave station JW-20RS using one coaxial cable. As
the network module JW-20CM and remote I/O slave module JW-20RS control communication, there is
no need any special program for the PC.
· More than one master stations can be mounted on one PC.
· Maximum 63 modules of slave stations can be connected within the cable total extension length 1 km.
· If a JW model PC has a master station, it can connect with stave stations having JW model I/O modules
and slave stations having ZW model I/O modules. However, mixed installation of JW and ZW model
I/O modules on one slave station is not available.
If a master station is installed on a ZW model PC, it can connect only with slave stations
having ZW model I/O modules.
[]
(JW-I/O)
PC
(JW-I/O)(JW-I/O)
Master staion 00
(8)
JW-20CM
Slave staion 01
(8)
JW-20RS
Slave staion 02
(8)
ZW-20RS
Slave staion 77
(8)
JW-20RS
(Slave station : 63 stations max., cable total extension length : 1km max.)