ID #1375 How many thermoelectric valve drives can be connected to a VC/S 4.x.1, an ES/S x.1.2.1 or a VAA/S x.230.2.1? BA Engineering Team 14.02.2019 08:20 0 Comments Maximum number of thermoelectric valve drives each channel: TSA/K 24.1 TSA/K 24.2 TSA/K 230.1 TSA/K 230.2 VC/S 4.x.1 1 piece 1 piece 3 pieces 3 pieces VAA/S x.230.2.1 1 piece 1 piece 3 pieces 3 pieces ES/S x.1.2.1 4 pieces 4 pieces 10 pieces 10 pieces Tags: ClimaECO, HVAC, KNX, Output