Omron E3S-LS3N 2M Convergent-reflective Photoelectric Sensor

USD 81.02

Omron E3S-LS3N 2M: NPN convergent-reflective sensor with 20–35 mm range and 2 m cable. Supply status not established.

SKU Omron-E3S-LS3N 2M Category
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Omron E3S-LS3N 2M Convergent-reflective Photoelectric Sensor

BrandOmron
Model IdentifierE3S-LS3N 2M
Official Part NumberE3S-LS3N 2M

Technical Overview

The Omron E3S-LS3N 2M is an NPN convergent-reflective sensor for PCB and small-part detection. It detects a white 80 × 80 mm target at 20–35 mm with the background at least 60 mm away, uses a 660 nm red LED, and has a 2 m pre-wired cable, Light-ON operation and IP40 protection.

NPN convergent-reflective sensor with 20–35 mm range and 2 m cable.

Key Features

  • Exact Omron model: E3S-LS3N 2M
  • Convergent-reflective PCB sensor
  • 20–35 mm on 80 × 80 mm white paper
  • Keep background at least 60 mm away
  • Red LED, 660 nm
  • NPN open-collector output, Light-ON
  • 12–24 V DC ±10%; 25 mA max.
  • 1 ms max. response; 2 m cable
  • Supply status: Unknown (not established by checked manufacturer source).

NPN convergent-reflective sensor with 20–35 mm range and 2 m cable.

Technical Specification Matrix

ParameterValue
Sensing methodConvergent-reflective
Sensing distance20–35 mm on 80 × 80 mm white paper; background 60 mm min.
Black paper distance20–30 mm; background 60 mm min.
Light sourceRed LED, 660 nm
OutputNPN open collector; 100 mA max.; Light-ON
Supply voltage12–24 VDC ±10%
Current consumption25 mA max.
Response time1 ms max.
ConnectionPre-wired cable, 2 m
ProtectionIP40
WeightApprox. 80 g packed
Physical Weight (kg)Approx. 0.080 kg packed
Dimensions L x W x H (cm)Refer to Omron outline drawing

Suggested applications

Engineering suggestions require suitability checks for your installation.

1. PCB edge and notch detection

Use the verified Omron product in a pcb edge and notch detection station.

Potential use

Confirm the target, mounting, wiring, environmental conditions and controller interface against the machine design before commissioning.

20–35 mm 660 nm NPN

2. Small component presence detection

Apply the Omron product to a small component presence detection task.

Potential use

Validate operating margin on representative parts and follow the Omron installation and wiring documentation.

2 m cable 1 ms IP40
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