AUMA AC 01.2-22X Manual page 15

Multi-turn actuators
SA .1 with AC 01.2-22X/-22Y/ACExC 01.2-22X/-22Y
Figure 6: Application example: Pressure vessel
Safe stop of locks to prevent destruction using the Safe STOP function.
Operation safety (preventing hazards to persons and systems) is of utmost importance
for locks. Once the lock closes, no boats must be between the gates. Otherwise, the
Safe STOP function (e.g. via EMERGENCY Stop button) is executed.
Safety instrumented system and safety functions
15