Rail mounting device, 4 rail units 6outputs TRIAC with manual electronic operation and LED status indication ETS product family: Heating, A/C, Ventilation Product type: Valve Intended use Switching of electrothermal actuators for heaters or cooling ceilings Installation in distribution boxes on DIN rail according to EN60715 Product characteristics Switching operation or PWM operation Actuators with characteristics normally open or normally closed can be controlled Valve drives for 230V or 24V controllable Outputs can be operated manually, construction site mode Feedback in manual mode and in bus mode Disabling of individual outputs manually or via bus Overload-protected, short circuit-protected; error indication with LED Protection against jamming valves Forced position Various setpoints for forced position or emergency operation in case of bus failure for summer or winter Cyclical monitoring of the input signals can be parameterised Feedback via bus, e.g. in case of mains failure, overload or sensor failure