| Place of Origin: | P.R.China |
|---|---|
| Brand Name: | Easson |
| Certification: | CE |
| Model Number: | VS20 |
| Minimum Order Quantity: | 1PCS |
|---|---|
| Packaging Details: | Plywood Case |
| Delivery Time: | 7 working days |
| Payment Terms: | T/T |
| Supply Ability: | 1500 PCS per Month |
| Name: | Optical Absolute Encoder | Keyword: | Optical Linear Encoder |
|---|---|---|---|
| Application: | Long Lathe, Milling Machine | Meas. Length: | 1300-3000 Mm |
| Display Resolution: | 5 µm | Warranty: | 13 Months |
| Power Supply: | DC 5V | Output Signal: | TTL |
| High Light: |
3000mm Glass Linear Encoder,VS20 Easson Glass Linear Encoder,VS20 Easson Glass Linear Scale |
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High Accuracy 1300-3000 mm Linear Encoder Scale For Large Milling Lathe Boring Machine
Product Specification
| VS10 | VS11 | VS12 | VS13 | VS20 | VS21 | VS22 | VS23 | ||
| Measuring Standard | Glass Scale - Grating period: 20μm (0.02mm) | ||||||||
| Optical Detecting System | Transmissive Infrared System: wave length 880mm | ||||||||
| Slide Carrier System | Vertical five bearings supporting system | ||||||||
| 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
VS20 Series
Features:
1. The scale body using double T-slot design which is convenient to install and correct the scale body.
2. Linear encoder can be connected to a positive pressure system, the protection level can reach IP65.
3. VS20 linear encoder has three reference mounting surfaces which can flexibly fit to various types of machine tools.
Connector interface
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 |
Product Description
Advanced Optical Measuring System Features
Aging Test
Easson Optical Linear Scale's reader head need to aging test for 3 days before assemble, make sure all linear scale's electronic devices and quality is reliable.
100% Laser calibration
Easson each linear encoder are undergone rigorous calibrated by our in-house laser interferometer, and can provide accuracy test reports to ensure product quality and quality traceability.
Accuracy report in QR code
Each linear encoder is printed with a QR code, which is convenient for users to view the accuracy report of the factory inspection.
