SINO SDS6-2V DRO Metal 2 Axis Digital Readout + 2 PCS Linear Scale KA300 0.005mm Optical Glass Encoder For Lathe Milling Grinder. Dear valued customers, please read it before order. Please leave a note to tell us what model of the scale you need when order it. There are linear scales KA300-70mm, 120mm, 170mm, 220mm, 270mm, 320mm, 370mm, 420mm, 470mm, 520mm, 570mm, 620mm, 670mm, 720mm, 770mm, 820mm, 870mm, 920mm, 970mm, 1020mm. Please choose 2pcs among them when you order, and leave the message to us, thanks. Please leave a note to us what model you need when order. We can offer you other working length of the scales, contact with us, please. What is include at the package? Digital readout x 1pc. Mounting arm x 1 pc. Dust cover x 1pc. Linear scale x 2pcs. Scale cover x 2pcs. Screw x 4 bags. Bolt hole patterns, centerline calculation. Preset set and zero reset, tool error compensation. Absolute / Incremental, Inch / Metric. Message Prompts, Memory back-up. Power down c/w Interrupt settings memory. Linear compensation/compensate linear reading error. Metric & Imperial display. Absolute & Incremental co-ordinates. Linear & segmented compensation program to match scales to console. Advanced calculator including trigonometric functions. 14.200 position zero memory. 15.200 Tool zero offset positions. Milling Specific :PCD [bolt hole], Rough Arc milling, Inner pocket milling, Center finding, Radius finding, Oblique line of holes, Angular processing. Lathe Specific:Radius/Diameter function, Taper angle calculation, X+Z sumMetal. SDS6-2V Dro digital readout display system Parameter. Voltage Range: AC 80V250V/50HZ60HZ. Acceptable resolution: 10um, 5um, 2um, 1um, 0.5um. KA300 Linear scals/Linear encoder Parameters. Travel (measuring) length: 0-1020mm. Resolution: 0.005mm(5um). Grating pitch: 0.02mm (50LP/min). Cable length: 3 Meter. KA-300 grating ruler is a kind of grating ruler which is widely used. It has reasonable structure, the shape design is beautiful, good rigidity, can meet the majority of general machine tool users use, use long Degree in 701020mm. Moving speed: high speed ruler 120 m/min(customiz), Ordinary ruler 60m/min. Power supply: +5V + 5%, 80mA. The Signal of KA300 Linear optical ruler/Linear glass scales/Linear encoder/Linear sensor. Pin 2 Black 0V. Pin 4 Shielded wire. Pin 6 Green A. Pin 7 Red 5V. Pin 8 Orange B. Pin 9 White Z.