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Unit Versions of CS/CJ-series
Unit Versions A “unit version” has been introduced to manage Units in the CS/CJ Series
according to differences in functionality accompanying Unit upgrades.
Notation of Unit Versions
on Products
The unit version is given to the right of the lot number on the nameplate of the
products for which unit versions are being managed, as shown below.
■ CS1W-EIP21/CJ1W-EIP21
■ CJ2H-CPU@@-EIP/CJ2M-CPU3@
In this manual, the version of the EtherNet/IP port built into the CJ2H-
CPU@@-EIP/CJ2M-CPU3@ CPU Unit is given as the unit version.
Confirming Unit Versions
with Support Software
CX-Programmer version 4.0 can be used to confirm the unit version using the
Unit Manufacturing Information.
Note The unit versions of Pre-Ver.1.0 Units cannot be confirmed in Unit Manufac-
turing Information. The following dialog box is displayed.
In the IO Table Window, right-click and select Unit Manufacturing informa-
tion - CPU Unit.
The following Unit Manufacturing information Dialog Box will be displayed.
CS1W-
UNIT
Lot No. 040401 0000 Ver.1.0
OMRON Corporation MADE IN JAPAN
Product nameplate
Unit version
Example for unit version 1.0
Lot No.
CJ2H-
UNIT
Lot No. 080701 CPU Ver. 1.0 EIP Ver.2.0
OMRON Corporation MADE IN JAPAN
Product nameplate
Indicates that the unit
version of the CPU Unit
is 1.0.
Indicates that the unit
version of the built-in
EtherNet I/P port is 2.0.