DPR-0840-NPN-NC CAD Drawing | Safety Light Curtain
DAPPRA Automation
CAD Drawing
DPR-0840-NPN-NC
Safety Light Curtain Area Sensor — Mechanical Dimension Drawing
Main Dimension Drawing
The DPR-0840-NPN-NC features a compact mechanical design optimized for industrial integration. This CAD drawing provides all essential dimensions for mechanical design and installation planning.
Figure 1 — DPR-0840-NPN-NC Main Dimension Drawing
Dimension Table
| Dimension Parameter | Value (mm) | Description |
|---|---|---|
| Protection Height | 280 | Active detection area height (from center of first beam to center of last beam) |
| Total Height | 366 | Overall sensor height including end caps |
| Cross Section | 29 × 30 | Housing cross-sectional dimensions |
| Optical Axis Quantity | 8 | Number of infrared beams |
| Optical Axis Pitch | 40 | Distance between adjacent beams |
| Resolution | 10 | Detection resolution |
Note: All dimensions are in millimeters (mm). Tolerance: ±0.5 mm unless otherwise specified. Drawing is for reference only. For detailed installation information, refer to the DPR-0840-NPN-NC Installation Guide.
Related Products
DPR-1040-NPN-NC — Safety Light Curtain Area Sensor
10 beams · 360 mm protection height · 40 mm pitch · 10 mm resolution · NPN NC · IP65 · SIL 2
View Product →Cross-Section Detail
The sensor housing features a compact 29 × 30 mm cross-section, designed for easy integration into industrial equipment.
| Cross-Section Parameter | Value (mm) |
|---|---|
| Width | 29 |
| Depth | 30 |
| Mounting Slot Width | 5.5 |
| Mounting Slot Pitch | 20 |
Optical Structure Reference
- Protection Height: 280 mm — (Beam Quantity − 1) × Optical Axis Pitch = (8 − 1) × 40 mm
- Total Height: 366 mm — Protection Height + End Cap Dimensions
- Beam Count: 8 optical beams
- Optical Axis Pitch: 40 mm
- Resolution: 10 mm
- Detection Distance: 0.1–3 m
Beam Spacing Example
The optical axis pitch of 40 mm represents the distance between the centers of adjacent infrared beams.
| Beam Position | Distance from Top (mm) |
|---|---|
| Beam 1 (Top) | 0 |
| Beam 2 | 40 |
| Beam 3 | 80 |
| Beam 4 | 120 |
| Beam 5 | 160 |
| Beam 6 | 200 |
| Beam 7 | 240 |
| Beam 8 (Bottom) | 280 |
CAD Drawing
Version 1.0
SH60
Drawing Information: This CAD drawing is intended for mechanical integration and installation design. For detailed electrical specifications, refer to the DPR-0840-NPN-NC Datasheet. For installation guidance, refer to the DPR-0840-NPN-NC Installation Guide.
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