Omron CS1W-RPT01 Benutzerhandbuch
89
CJ-series Controller Link Units
Section 4-2
2.
The default setting is 2 Mbps, 500 m.
4-1-5
Terminating Resistance
Turn ON the terminating resistance using the switch on the bottom of the Unit
for the Units of both ends of the Network. The terminating resistance is
required at both ends of a Network to absorb unnecessary signals and reduce
noise.
for the Units of both ends of the Network. The terminating resistance is
required at both ends of a Network to absorb unnecessary signals and reduce
noise.
The Controller Link Unit has built-in terminating resistance, which can be con-
nected simply by turning ON the slide switch.
nected simply by turning ON the slide switch.
Note
1.
Always turn OFF the PLC’s power before setting the terminating resistance
switch.
switch.
2.
Turn ON the switch to connect terminating resistance at the nodes at both
ends of the Network and turn OFF the switch at all other nodes. Normal
communication cannot be performed in the Network unless all the nodes
are set properly.
ends of the Network and turn OFF the switch at all other nodes. Normal
communication cannot be performed in the Network unless all the nodes
are set properly.
3.
The TER LED indicator will light when the terminating resistance switch is
set to ON.
set to ON.
4.
The default setting is OFF (not connected).
4-2
CJ-series Controller Link Units
The following settings are required for a Controller Link Unit used with a CJ-
series PLC.
series PLC.
Bottom switch
Terminating resistance
OFF (factory default)
Not connected.
ON Connected.
ON
Item
Switch
Page
Unit number
Unit number setting switch
Node address
Node address switches
Baud rate
Baud rate, pins 1 and 2
Terminating resistance
Terminating resistance switch