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Can switches or on-off valves be connected on the same bus as continuous measurement or control devices? If this is possible, how is the 0 and 1 signal encoded?

April 26, 2017bus connected Continuous CONTROL Devices measurement on-off possible switches valves

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Can switches or on-off valves be connected on the same bus as continuous measurement or control devices? If this is possible, how is the 0 and 1 signal encoded?

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Yes, they can. In the IEC and FF protocols, discrete variables are encoded as 8-bit unsigned integers. I assume the value would be either 0 or 1. As for all measurements, an 8-bit status value is always sent with it.