The tracking sensor enables a greater working distance to the process with high resolution. The greater distance between the sensor and the workpiece means that even joints in hard-to-reach and highly angled corners can be precisely detected in real time. The risk of the sensor colliding with the component can thus be avoided. This sensor is the best choice for particularly large components with difficult access.
TH6D
Advanced-350
Optical seam tracking for arc and laser applications

FUNCTION DESCRIPTION
The triangulation sensor scans the seam shape along the joint without actually touching it and transmits information including gap dimensions, joint edge offset and positioning of the tool relative to the workpiece surface to the robot controller. Integrated extraneous light filtering ensures smooth operation even in the area close to the process. Efficient signal analysis ensures reliable detection, especially on reflective surfaces.
AREAS OF APPLICATION
- Automated production processes: welding, adhesives, etc.
- Interfaces to all popular robot controllers
- Universal interface digital / analog
ADVANTAGES
- A higher distance to the workpiece helps getting in areas that are difficult to access
- Less contamination strengthens durability
- Particularly designed for large, thick workpieces
- High resolution and tracking reliability thanks to new camera technology and 3 lines
PROPERTIES
- Seam tracking for standard joint types (e.g. fillet or T-joint) for compensation for component tolerances
- Applicable on all popular and also high reflective material surfaces
- Immune to electromagnetic effects (EMI)
- Optical filters used to minimize sensitivity to extraneous light
- Splash guard with integrated safety glass cleaning
- Splash-proof housing
- Safety-glass quick-change drawer
- Integrated air cooling for the sensor
- Robust design
- Interfaces to all popular robot controllers
- Easy and rapid exchange of protective glass
Technical Data
Working distance | 350 mm |
Close plane to far plane | 290 – 450 mm |
Depth of field | 160 mm |
Lateral field at working distance | 70 mm |
Lateral field close plane to lateral field far plane | 60 – 90 mm |
Measuring rate | 60 Hz |
Wavelength | 660 nm |
Lateral resolution and depth resolution | 0.03 mm x 0.44 mm |
Laser protection class | 3B (100 mW) |
Protection rating | IP64 (with plugs inserted) |
Operating temperature | +10 °C to +45 °C |
Dimensions (L x W x H) | 120 mm x 44.6 mm x 152.4 mm |
Weight | approx. 1 kg |
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