Product Description
GN20 Background Suppression Diffuse Reflection Photoelectric Switch
1) Detection range: 350mm - Experience precision like never before with a detection range that meets diverse industrial needs.
2) Operation voltage: 10-30VDC - Designed for versatility and reliability, ensuring seamless integration into your electrical systems.
3) Visible light spot, easy to debug - Simplify your processes with the easily visible light spot, making debugging a breeze.
4) Background suppression, not affected by black and white background - Achieve unparalleled accuracy with advanced background suppression, unaffected by color variations.
5) Distance adjustment knob - Customize detection range effortlessly using the intuitive distance adjustment knob.
6) Detection distance up to 350mm - Reach new heights of efficiency with a detection distance that extends up to 350mm, covering a wider operational area.
7) The knob adjusts the distance, the output NO or NC adjustable - Enjoy flexibility in your operations with adjustable distance and output modes (NO/NC) to suit your specific requirements.
8) Difference in detection distance between white background and black background - Discover precision in every environment with a specialized detection adjustment that compensates for background color differences.


Product Parameters
Model |
GN20D (2)-2BPD350 |
GN20D (2)-2BND350 |
Detection distance |
5~350mm *1 |
Minimum detection distance |
5~30mm *1 |
Maximum detection distance |
5~350mm *1 |
Adjustable detection distance |
30~350mm *1 |
Black and white color difference (6%/90%) |
<18%(at 350mm) |
Distance adjustment |
5-turn knob adjustment |
Light source |
Red LED |
Spot Diameter |
Approximately 20mm at 350mm detection distance |
Angle of divergence |
Approx. 4° |
Operating voltage |
10-30VDC |
No-load current |
≤20mA |
Load current |
≤100mA |
reaction time |
<2ms |
Power-up delay |
200ms |
Output indication |
Green power indicator, red output indicator |
protection functions |
short circuit protection, power reverse polarity protection |
Operating Temperature |
-25~55ºC |
protection class |
IP67 |
Material |
Shell: ABS; Lens: PMMA |
Wiring method |
2M cable |
Accessories |
1 screwdriver, 1 metal bracket, screw nut |
2 sets |
