HE 5731 Operating instructions
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# 373344, Version 1.5
Electrical Commissioning
6.2.3. Communication
Serial communication is enabled by connecting the “A” and “B” connections, from device
to device. The coder switch provides the logical position in the sequence of the controls,
which do not have to correspond to the cabling sequence.
Caution!
The A and B lines must not be confused with each other.
Communication
