1766-L32AWA, 1766-L32AWAA, 1766-L32BWA, 1766- L32BWAA, 1766-L32BXB, and 1766-L32BXBA.
Allowable Functions:
user programs and data to be store as backup; transport programs for use with other controllers; special safety/security features for press control and other critical applications; auto-recovery, through a power cycle, after a controller fault; comparison of programs; data file and memory module write protection