3-9
3 Configuration Units
NJ-series CPU Unit Hardware User’s Manual (W500)
3-1 CPU Units
3
3-1-2 Components and Functions
The following Battery is built in as a standard feature.
You can check the followings in the ID information indications on the right side of the CPU Unit.
*1 The hardware revision is not displayed for the Unit that the hardware revision is in blank.
Battery
Model Appearance Specifications
CJ1W-BAT01 Effective life (i.e., maximum life expectancy): 5 years
The following values are retained during power interrup-
tions.
• Values of variables with a Retain attribute
• Words for CJ-series Units in the Holding, DM, and EM
Areas
• Clock information
• Some system-defined variables
• Event logs
ID Information Indication
Number Name Function
1 Unit model Shows the model of the CPU Unit.
2 Unit version Shows the unit version of the CPU Unit.
3 Hardware revision
Shows the hardware revision of the CPU Unit.
*1
4 Lot number and
serial number
Shows the lot number and the serial number of the CPU Unit.
DDMYY: Lot number, : For use by OMRON, xxxx: Serial number
M is 1 to 9 for January to September, X for October, Y for November, and Z
for December.
5 MAC addresses Shows the MAC addresses of the built-in ports on the CPU Unit.
NJ501 - 1500 Ver.. HW Rev.
PORT1 MAC ADDRESS:
PORT2 MAC ADDRESS:
Lot No. DDMYY xxxx
(1) (2)
(4) (5)
(3)
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