With wiring system in ip65 type of protection 6769k is realized in the field level of an economical and rational wiring of sensors and actuators the sensoractuator boxes of phoenix contact supply their major part there instead of many individual directions from the control unit for the sensoractuator box a main cable is laid and the sensors and actuators are directly attached on the place the main cable is laid as hybrid cable and already contains the voltage supply and the control lines f