Omron C200HX-CPU E Series - Page 177

Appendix BSpecifications
162
*Manufacturing Numbers
jjY9j
Manufacturing plant code (A to Z or blank)
Year: Last digit of calendar year; e.g., 1999→9, 2000→0
Month: 1 to 9 (January to September), X (October), Y (November), Z (December)
Day: 01 to 31