DRO Digital Readout 2 Axis Lathe 3000mm length Linear Glass Scales
Easson Axis DRO Digital Readout for Lathe machine 3000mm length
Product Introduction
EA-926 LCD is the latest all in one function digital readout by Easson launch in 2020. It is a practical, multifunctional optical linear scale digital display have been applied to varieties of machine tools like Milling, Lathe, Grinding, Boring machine etc.
By coordinating with linear scales, EA series readouts can accurately display the value of shifting and achieve NC/CNC. You can not afford to miss this if you are looking for a reliable, efficient and cost-effective Digital Readout Device.
Advanced Optical Measuring System
VS Linear scale reader head advantages:
- Advanced six-spring push-pull structure, repeatability less than 1 micron;
- Advanced engineering mechanics analysis and design, dynamic speed is more than 120m/min
- Reader head housing using fully sealed and waterproof design to ensure motherboard circuit for long life service.
Optical Linear Scale Specification
| VS10 | VS11 | VS12 | VS13 | VS20 | VS21 | VS22 | VS23 | ||
| Measuring Standard | Grating Glass Scale - Grating period: 20μm (0.02mm) | ||||||||
| Optical Detecting System | Transmissive Infrared System: wave length 880mm | ||||||||
| Slide Carrier System | Vertical five bearings supporting system | ||||||||
| Display Resolution | 5μm | 1μm | 5μm | 1μm | 5μm | 1μm | 5μm | 1μm | |
| Measurement Travel | 50-1200mm | Every 50mm | Not available | ||||||
| 1300-3000mm | Not available | Every 100mm | |||||||
| Accuracy | 50-450mm | ±3μm - ±5μm | -- | ||||||
| 500-800mm | ±10μm | ±5μm | ±10μm | ±5μm | -- | ||||
| 1050-2000mm | ±10μm | ±5μm | ±10μm | ±5μm | -- | ||||
| 1300-3000mm | -- | ±10μm/m | |||||||
| Repeatability | 2μm (0.002mm) | ||||||||
| Hystersis | 3μm (0.003mm) | ||||||||
| Protection | IP 53 | ||||||||
| Power supply | DC 5V ± 5% | ||||||||
| Output Signal | TTL | TTL | 422 | 422 | TTL | TTL | 422 | 422 | |
Installation Dimensions
VS10 / VS11 / VS12 / VS13 Series
DSUB 9PIN
| PIN | TTL | 422A | ||
| Signal | Cable | Signal | Cable | |
| 1 | —— | —— | A- | Yellow |
| 2 | 0V | Orange | 0V | White |
| 3 | —— | —— | B- | Red |
| 4 | GND | GND | GND | GND |
| 5 | —— | —— | R- | Black |
| 6 | A | Yellow | A | Green |
| 7 | 5V | Red | 5V | Brown |
| 8 | B | Green | B | Blue |
| 9 | R | Brown | R | Grey |
100% Laser calibration
Each linear scale has undergone rigorous inspected and calibrated by our in-house laser interferometer to ensure measuring accuracy comply 100% with the specifications.
Easson Measurement Technology Ltd. was established since 1995, is a high-tech enterprise for over 20 years in design and manufacturing precision measuring equipment, such as Video Measuring Systems, profile projector, DRO(counter), linear glass ruler, CNC linear encoder;
Easson also is one of the few companies in this industry that equipped with master mask manufacturing facilities, all master mask of our absolute linear grating are built in house and with our registered trademark to prevent being illegal copied.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.






