Glass scale optical incremental linear encoder
WTB series Rational Precision Instrument Co., Ltd

Usage:
used in milling machine, drilling machine, lather machine, testing machines including profile projector, video measuring machine, optical comparator, Vision measurement system, Coordinate measuring machine, optical comparator, tool presetter, toolmaker microscope , etc, which can locate the position.

Standard linear scale WTB series

Features:
1. The linear scales are designed with five bearings on the slide for superior repeatability, high slide accuracy and long service life.

2. The scale frame is manufactured from anode treated aluminum alloy.

3. The hard chrome scanning head is treated for corrosion resistance.

4. The signal wires employ a multiple layer braided net and are guarded with stainless steel shades for waterproof and anti-interference performance.

Specifications:

1. Grating pitch: 20um
2. Resolution: 0.005 mm, 0.001 mm(option), 0.0005 mm (option)
3. Measuring length (ML): 50 mm~3, 200mm
4. Output signal: TTL square wave (std.); RS422 (option)
5. Accuracy:( 5 L/200 ) Âµm ; L: measuring length (mm)
6. Max. Response Speed:60 m/min (1 um resolution)
7. Signal Cable:3.5 m for ML 1, 200mm, 5 m for 1, 200mm above
8. Working temperature: 0 degree celsius to 40 degree celsius
9. Storage temperature: -20 degree celsius to 50 degree celsius