Mitutoyo Linear Scale, Separate Ultra Compact, Series: 579 ST46-EZA, 500 mm, +/-2 um Accuracy, 0.05 to 5 um Resolution, Glass, 540 mm L Includes an automatic adjusting function for the signal (EZA function) at the push of a button Detector head mounting and signal adjustment possible without oscilloscope or PC A setup indicator for checking signal strength is included I/F circuit integrated in connector shell reduces volume to 60% compared to conventional interface Self-diagnosis function with USB connectivity facilitates signal strength checking and parameter setup The thickness of the detector head is only 7.5 mm, the metal tape scale type has a mounting surface area of 12.5 by 9.325 mm, allowing use in applications where a space-saving design is important Reflective photoelectric linear encoder detection method Type B: 2-phase square wave signals, reference point pulse, external reset input