Omron SYSMAC CJ1W-EIP21, Operation Manuals

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Unit Versions
34
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
Unit Versions
A “unit version” has been introduced to manage CPU Units in the NJ Series according to differences in
functionality accompanying Unit upgrades.
The unit version is given on the ID information label of the products for which unit versions are man-
aged, as shown below.
CJ1W-EIP21
The following information is provided on the ID information label.
You can use the Unit Production Information on the Sysmac Studio to check the unit version of the CPU
Unit, CJ-series Special I/O Units, CJ-series CPU Bus Units, and EtherCAT slaves. The unit versions of
CJ-series Basic I/O Units cannot be checked from the Sysmac Studio.

CPU Unit and CJ-series Units
1
Double-click CPU/Expansion Racks under Configurations and Setup in the Multiview
Explorer. Or, right-click CPU/Expansion Racks under Configurations and Setup and select
Edit from the menu.
The Unit Editor is displayed for the Controller Configurations and Setup layer.
2
Right-click any open space in the Unit Editor and select Production Information.
The Production Information Dialog Box is displayed.
Unit Versions
Notation of Unit Versions on Products
Item Description
Unit model Gives the model of the Unit.
Unit version Gives the unit version of the Unit.
Lot number and
serial number Gives the lot number and serial number of the Unit.
DDMYY: Lot number, @ : For use by OMRON, xxxx: Serial number
“M” gives the month (1 to 9: January to September, X: October, Y: November, Z: December)
MAC address Gives the MAC address of the EtherNet/IP Unit.
Confirming Unit Versions with Sysmac Studio
CJ1W-EIP21
UNIT
Lot No. 040401 0000 Ver.1.0
OMRON Corporation MADE IN JAPAN
Product nameplate
Indicates unit
version 1.0.