Laser Trough Beam Photoelectric Sensor, 20m, 12-24VDC

Write a review

$65.29

Laser through beam photoelectric sensor, detection distance 20 m, supply voltage DC 12–24 V, with multiple protection functions to protect both the photo sensor and connected equipment, including short-circuit protection, polarity protection, and over-voltage protection. Equipped with high-quality electronic components, high-sensitivity laser sensing head, and PU material cable.

Output Type *

SKU: ATO-PHOS-LTB

Qty:

30-day Returns

Free Shipping

Delivery date: 6-12 days

Overview

Buy laser through beam photoelectric sensor online for reliable and precise object detection, featuring multiple protection functions to ensure safe and stable operation. Built with high-quality electronic components, a high-sensitivity laser sensing head, and a durable PU material cable.

Specification

Model	ATO-FJNS10-2000NTF-C	ATO-FJNS10-2000PTF-C
Output Type	NPN	PNP
Detection Method	Trough Beam
Detection Distance	20m
Detect Objects	Opaque Object ≥φ12 mm
Repetition Accuracy	≤0.5 mm
Response Time	≤2 ms
Projection Element	Red Laser
Beam Angle	2~10°
Power Supply Voltage	DC 12–24V ±10%, Ripple (P-P) ≤10%
Consume Current	≤35 mA
Power Supply Reverse Connection Protection	Yes
Output Short Circuit Protection	Yes
Output Reverse Connection Protection	Yes
Anti-interference Function	Equipped
Connection Mode	Lead-out Type (standard lead length 2m)
Weight	120g
NPN Output Type	NPN Open-collector Transistor
Output Max. Sink Current	80 mA
Output External Voltage	≤30 V DC
Output Remaining Voltage	≤2 V (at 80 mA), ≤1 V (at 16 mA)
Output Action	No/Nc (Switchable)
Indicator Light	Power Indicator Light (Orange)
Protection Structure	IEC Standard IP64
Ambient Illumination	Incandescent Lamp: ≤3000 lx; Sunlight: ≤10000 lx
Ambient Temperature	Operating: -20~60℃ (no freezing/condensation); Storage: -40~70℃（no freezing/condensation)
Ambient Humidity	Operating: 35 ~ 85 % RH; Storage: 35 ~ 95 % RH (no condensation)
Insulation Resistance	≥20 MΩ (DC 500 V megger)
Dielectric Strength	AC 1000V 50/60Hz 1min
Vibration Resistance	10~55 Hz, 1.5 mm DA, 2 h each (X, Y, Z)
Shock Resistance	500 m/s², 3 times each (X, Y, Z)
Housing Material	PBT
Lens Material	Propylene
Cable Material	0.2 mm² 2-core / 3-core / 4-core rubber cable, length 2 m
Accessories	Instruction manual, screwdriver, reflector (retro-reflective type)

Feature

Long Detection Range: The laser through beam photoelectric sensor supports precise object detection up to 20 m, providing stable and accurate performance for various applications.
Short-Circuit Protection: Automatically cuts off the circuit when the output signal or power line is shorted, preventing excessive current from damaging the sensor, equipment, or system.
Polarity Protection: Prevents damage caused by reversed power connection, ensuring safe operation even if the positive and negative poles are connected incorrectly.
Over-Voltage Protection: Automatically activates when input or circuit voltage exceeds the preset safety value, ensuring the reliability of the square photoelectric sensor during operation.
High-Quality Electronic Components: Built with premium components for high accuracy, stable signal transmission, and longer service life; supports normally open/normally closed switching.
High-Sensitivity Laser Sensing Head: The laser through beam photo sensor features strong anti-interference capability, quick response, and precise detection performance.
Durable PU Cable: Uses a pure copper conductor for excellent conductivity, high durability, and adaptability to various environments, making the mini photo sensor ideal for industrial use.

Size (unit: mm)

Laser through beam photoelectric sensor

Laser through beam photo sensor

Wiring

Laser through beam photoelectric sensor

NPN Output

Laser through beam photoelectric sensor

PNP Output

Laser through beam photoelectric sensor

Application

Laser through beam photo sensor

Tips: Why the laser through beam photo sensor more accurate than regular photoelectric sensors?

The laser through beam photoelectric sensor uses a highly focused laser beam that provides significantly higher precision than ordinary LED-based sensors. Because the beam is extremely narrow and concentrated, it ensures stable long-distance detection and maintains accuracy even with small or fast-moving targets.

Compared with standard models, this laser through beam photo sensor delivers superior directionality, allowing the emitter and receiver to align more easily and reducing false triggers caused by ambient light or reflections.

Its compact design also makes it ideal for applications where space is limited. As a mini photo sensor, it can be installed in tight industrial setups while still delivering high-performance detection.

In addition, the durable housing and square, compact structure give it the stability needed for harsh environments. This square photoelectric sensor maintains accurate detection across various backgrounds, materials, and distances, making it highly reliable for demanding automation systems.

Write your review for Laser Trough Beam Photoelectric Sensor, 20m, 12-24VDC