ID #1637 How often should the current date and time be sent to the HCC/S 2.x.x.1? Marcel Feuerstein 12.02.2019 11:38 0 Comments In order to avoid a deviation of the time (clock drift) and to ensure that the pumps switch reliably, we recommend that this information be transmitted to the HCCS at least once a day. Tags: ClimaECO, HVAC, KNX