WDS Series Laser Distance Sensor – for the most demanding conditions. Modular design with special housing for extremely high temperatures. Phase comparison measurement with amplitude modulation. Easy alignment with red laser light. Laser class 2, measuring beam visible. Maximum surface temperature +1200°C / +1450°C. Measuring range up to 30 m without reflector / up to 150 m with reflector. Measuring accuracy +/- 2 mm. Repeatability +/- 0.5 mm.