- KNX quadruple actuator for venetian blinds with 2 lower limit switches
- Integrated automatic functions for shading/sun protection for each drive
- 12 binary inputs for buttons, auxiliary contacts etc.
The KNX S4-B12 DES actuator is an electronic control device for controlling up to 4 motors with 3 limit switches. A 230 V AC power supply is needed for the actuator and motors.