The TELEPERM M operator systems communicate with the automation systems via the plant bus, allowing the operating staff to safely manage the processes.
Starting from OS 250 S and OS 252, the product range was first further developed via OS 262-2/-3/-3P and OS 265-3, up to OS 520 and OS 525 Since 1999 all these systems have been discontinued, mainly through migration with PCS 7/TM OS or SIMATIC PCS 7 OS.

Remaining old systems can be migrated with: