About to production, stop production you stop production can use CJ2M-
CPU11+CJ2M-MD211 instead of CPU hardware version 2 and above。 If CJ1M-CPU21 built in 10 point input, 6 point output is not used, MD211 can not
Entire series
CPU shutdown, CJ2 substitution, expansion units and power stop production supply, follow the original CJ1W prefix