The RTP80 surface-measuring device with integrated printer is designed for the measurement and evaluation of surface roughness in accordance with the following standards: ISO 4287, ISO 12085 (MOTIF or CNOMO), DIN, ASME, JIS. Thanks to a membrane keyboard, easy handling and small dimensions, it can be used in the measuring room as well as on the production line. The device has a warning and error-detection system. It warns and blocks all erroneous settings during set-up and measurement. The internal memory of 400 kb offers space for a multitude of measurements. It has two memory modes: Memo and Statistical. In Memo mode, the measurements are stored in order to log and/or print them. Up to 12 parameters can be saved for each measurement; these can be displayed and printed as graphics or as a histogram. PC-connection via RS232 interface.