![[OMRON] — E3S-LS3 PCB Convergent-reflective Sensor (20~35mm / 10~60mm, NPN/PNP, Timer option)](https://img.prosourcemro.com/2026/05/001-346-1024x1024.png)
Photoelectric
Omron
[OMRON] — E3S-LS3 PCB Convergent-reflective Sensor (20~35mm / 10~60mm, NPN/PNP, Timer option)
Family ID: OMRON-E3S-LS3
OMRON E3S-LS3 Series convergent-reflective PCB sensor. Reliable detection unaffected by PCB holes or notches. Red light. Narrow range (E3S-LS3N/P): 20~35 mm, min 60 mm from background. Wide range (E3S-LS3NW/PW): 10~60 mm, min 120 mm from background. Timer function models (T suffix) also available. NPN and PNP. Pre-wired 2 m.
8 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| E3S-LS3N 2M | PCB sensor 20~35 mm Without timer NPN 2m | OMRON | Sensing Distance: 20~35 mm | Light Source: Red light | Sensing Method: Convergent-reflective (PCB detection) | Output: NPN | Timer Function: Without timer | Connection: Pre-wired 2 m | Note: For white paper 80×80mm; keep background clearance as specified | ||
| E3S-LS3P 2M | PCB sensor 20~35 mm Without timer PNP 2m | OMRON | Sensing Distance: 20~35 mm | Light Source: Red light | Sensing Method: Convergent-reflective (PCB detection) | Output: PNP | Timer Function: Without timer | Connection: Pre-wired 2 m | Note: For white paper 80×80mm; keep background clearance as specified | ||
| E3S-LS3NT 2M | PCB sensor 20~35 mm With timer NPN 2m | OMRON | Sensing Distance: 20~35 mm | Light Source: Red light | Sensing Method: Convergent-reflective (PCB detection) | Output: NPN | Timer Function: With timer | Connection: Pre-wired 2 m | Note: For white paper 80×80mm; keep background clearance as specified | ||
| E3S-LS3PT 2M | PCB sensor 20~35 mm With timer PNP 2m | OMRON | Sensing Distance: 20~35 mm | Light Source: Red light | Sensing Method: Convergent-reflective (PCB detection) | Output: PNP | Timer Function: With timer | Connection: Pre-wired 2 m | Note: For white paper 80×80mm; keep background clearance as specified | ||
| E3S-LS3NW 2M | PCB sensor 10~60 mm Without timer NPN 2m | OMRON | Sensing Distance: 10~60 mm | Light Source: Red light | Sensing Method: Convergent-reflective (PCB detection) | Output: NPN | Timer Function: Without timer | Connection: Pre-wired 2 m | Note: For white paper 80×80mm; keep background clearance as specified | ||
| E3S-LS3PW 2M | PCB sensor 10~60 mm Without timer PNP 2m | OMRON | Sensing Distance: 10~60 mm | Light Source: Red light | Sensing Method: Convergent-reflective (PCB detection) | Output: PNP | Timer Function: Without timer | Connection: Pre-wired 2 m | Note: For white paper 80×80mm; keep background clearance as specified | ||
| E3S-LS3NWT 2M | PCB sensor 10~60 mm With timer NPN 2m | OMRON | Sensing Distance: 10~60 mm | Light Source: Red light | Sensing Method: Convergent-reflective (PCB detection) | Output: NPN | Timer Function: With timer | Connection: Pre-wired 2 m | Note: For white paper 80×80mm; keep background clearance as specified | ||
| E3S-LS3PWT 2M | PCB sensor 10~60 mm With timer PNP 2m | OMRON | Sensing Distance: 10~60 mm | Light Source: Red light | Sensing Method: Convergent-reflective (PCB detection) | Output: PNP | Timer Function: With timer | Connection: Pre-wired 2 m | Note: For white paper 80×80mm; keep background clearance as specified |
