Unidirectional receiving actuator for (DIN) rail mounting with 4 analogue outputs 0..10 V and 2 (max. 4) potential-free relay outputs. For connecting EasySens® sensors, wireless switches, room operating units and wireless window contacts or window handles. Depending on the application, the device can be parameterized via software to control a fan coil unit with change-over, a PI controller for heating/cooling or 1..10 V dimmers or work as an interface between EasySens® wireless sensors and a BMS controller (overwrite wirelessly). The delivery content includes an external antenna for achieving best possible transmission range.