A data processor has a plurality of data transmitters, a CPU for dividing print data into a plurality of data segments and IO controllers for outputting the data segments through at least two in the data transmitters. The wiper assembly includes a wiping element and a superstructure having first and second longitudinal ends. The analog to digital converter is configured for converting the divided voltage to a digital signal. The sliding surface may include a malleable inlay and the compressive sealing surface may include a spring like element.