Bosch IOS 0020 A 20 mA Communication Module provides one interface of each S20 and RS232

The IOS 0020 A Communication Module has the following interfaces: an S20 interfaces, an RS232 interface. The voice alarm system Plena can be connected via RS232. Connection of peripherals with serial interface, Plena connection via RS232, Ready to go thanks to plug-and-play technology, Pluggable terminal blocks.