Omron CJ1W-NC271 - 12-2009, Operation Manual

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35
Installing the Position Control Unit
Section 3-2
* In some devices, the number of transmission bytes is expressed as “30
bytes,” but the meaning is the same as this 32-byte setting.
Note The MECHATROLINK-II I/F Unit can be ordered from OMRON with the follow-
ing model number.
3-2 Installing the Position Control Unit
3-2-1 System Configuration Precautions
• The I/O words allocated to the PCU as a CPU Bus Unit are not deter-
mined by the Unit's mounting order, but by the unit number set on the Unit
Number Setting Switch on the front of the Unit.
• The PCU can be mounted in either the CPU Rack or an Expansion Rack
(only up to 10 Units per Rack for a CJ-series PLC) and up to 16 Units can
be controlled by one CPU Unit.
• The CS1W-NC
@
71 can be mounted to a CS1W-BC
@@
3 CPU Backplane
or a CS1W-BI
@@
3 Expansion Backplane.
3-2-2 Unit Installation
Use the following procedure to install the PCU.
CJ1W-NC
@
71
1,2,3... 1. Align the connectors correctly and mount the PCU.
Pin Function Setting Contents Default
setting
Note
1 Baud rate OFF 4 Mbps ON Turn ON this pin (10
Mbps) when connect-
ing to the PCU.
ON 10 Mbps
2 Transmission
bytes OFF 17 bytes ON Turn ON this pin (32
bytes) when connect-
ing to the PCU.
ON 32 bytes
(See note.)
3 Station address OFF 1 to 15 OFF See the explanation of
SW1.
ON 16 to 30
4 Reserved by the
system. OFF --- OFF Leave this pin OFF.
Name Yaskawa Electric Co.
model number
OMRON model
number
MECHATROLINK-II I/F Unit JUSP-NS115 FNY-NS115