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1-Wire communication

The article presents the method of connecting 1-Wire sensors (DS18B20) in the system. The diagrams include two-wire as well as three-wire connections.

 

1. Two-wire connection of 1-Wire temperature sensors to the Analog In/Out DIN module:


2. Mixed connection of 1-Wire temperature sensors to the Analog In/Out DIN module:


3. Connection of 1-Wire temperature sensors to the flush mounted module (e.g. I/O 2/2 FM):