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G91 is a measurement and control electronic for processing a continuous surface on grinding machines. Its use is ideal for both inner and outer surfaces. G91 is the ideal device to combine......

G91F includes all the features of the G91 and G91S plus a digital feedback function to facilitate online compensation. The digital feedback refers to the workpiece prior to the actual grinding workpie......

G91S In-process measuring eletronic for interrupted surfaces for grinding machines G91S posses all features of G91 with the additional capability of measuring interrupted surfaces, such as iterrupted......

G91L In-process measuring eletronic for LVDT application for grinding machines The G91L amplifier is designed for the control of a grinding machine by in-process measurement with LVDT measuring heads......