1. The 3SB3501-6BA40 is a Siemens distributed I/O system that is designed for process control automation.
2. This device is a 24 V DC supply switch with eight digital inputs, coupled with a 24 V DC supply module and a relay output.
3. This device is part of the Siemens SIRIUS modular segment system and is used for a variety of applications such as HVAC, building automation, industry automation and supply systems.