Description: 1μm TTL 70-970mm Electronic Linear Scale Encoders Lathe Tool for 2/3 Axis Grating CNC Milling Digital Readout Display DRO. Resolution: 1μm. Specification: 1U TTL Linear Scals/Linear Encoder/Linear Sensor/Linear Ruler Parameters. 1. Travel (measuring) length: 0-970mm. 2. Total (overall) length: Travel length + 106mm (0-1076mm). 3. Plug: DB9. 4. Resolution: 0.001mm(1μ). 5. Input voltage: 5V. 6. Grating pitch: 0.02mm (50LP/min). 7. Cable length: 3 Meter. 8. Normal size: About 22*34. 9. Protection class: IP54. 10. Signal: TTL. The Signal of 1μ Linear Optical Ruler/Linear Glass Scales/Linear Encoder/Linear Sensor. Pin 2 Black 0V. Pin 6 Green A. Pin 7 Red 5V. Pin 8 White B. Pin 9 Orange Z. Why buy 1u Linear Encoders? Dust-proof, IP54 waterproof design. High quality bearing, reliable and durable. 1. Eliminate machine tool position errors caused by thermal expansion, deformation of the drive mechanics, pitch issues and more. 2. High long-term speed stability. 3. Sturdy construction and high resistance to vibration. 4. Finer signal periods offer highest interpolation accuracy. 5. Compact, lightweight and easy to install. 6. Durable and dependable—functions properly even after many years of operation. 7. Sealed or enclosed linear designs available. Package Included: 1 Pcs x Linear Sacle. 1 Pcs x L plate. 1 Pcs x Bracket. 1 Pcs x Bag of screw