Siemens SENTRON 3WL10 Series Manual page 207

CB bus module: Breaker Connect module (external power supply), communication modules,
digital I/O module IOM040, external power supply, position signaling switch PSS for guide frame
(PSS COM)
Circuit diagram number 6
Digital I/O module IOM040, COM041 (PROFINET), COM043 (Modbus TCP), COM044
(IEC 61850), COM040 (PROFIBUS), COM042 (Modbus RTU): Of these three modules,
a maximum of two modules can be installed.
Air circuit breaker 3WL10
Manual, 11/2017, L1V30499596002-01
Circuit diagrams
205