Omron NJ501-1500 Reference Manual page 28

Unit Versions
Unit Version Notation
In this manual, unit versions are specified as shown in the following table.
Product nameplate
"Ver.1.0" or later to the right of
the lot number
26
Notation in this manual
Unit version 1.0 or later Unless unit versions are specified, the information in this manual
applies to all unit versions.
Remarks
NJ-series Instructions Reference Manual (W502)