Self-Contained Full-Spectrum SensorLR-W series


Small/Dual Spot Type M12 connector 4pin type


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Small/Dual Spot Type
M12 connector 4-pin type

Detecting distance

30 to 70 mm 1.18" to 2.76"

Min. spot diameter

約1.6×2.9mm at 50 mm 0.06" × 0.11" at 1.97"

Response time

1-Spot Mode: 200 µs, 1 ms, 10 ms, 100 ms, 500 ms selectable
2-Spot Mode, Difference Monitoring: 500 µs, 2.5 ms, 20 ms, 200 ms, 999 ms selectable
2-Spot Mode, 2-Point Matching: 400 µs, 2 ms, 20 ms, 200 ms, 999 ms selectable*1

Light source

White LED

Mutual interference reduction function

Up to 2 units when alternate frequencies set


OFF/ON delay/OFF delay/One-shot

Power supply

Power voltage

10 to 30 VDC, including 10% ripple (P-P), Class 2 or LPS

Current consumption

60 mA or less (without load) at 24 VDC;
110 mA or less (without load) at 12 VDC)*2


Control output

NPN open collector/PNP open collector selectable
30 VDC or less, 50 mA or less, remaining voltage: 2 V or less
N.O./N.C. selectable

External input

Tuning /Transmission OFF selectable
Short circuit current: 1 mA or less for NPN/2 mA or less for PNP
For the applied voltage, see the wiring diagrams in the instruction manual.
For the input times, see the time charts in the instruction manual.

Protection circuit

Protection against reverse power connection, power supply surge, output overcurrent, output surge, and reverse output connection

Environmental resistance

Enclosure rating

IP65/IP67 (IEC60529)

Ambient light

Incandescent lamp: 10,000 lux or less, Sunlight: 20,000 lux or less

Ambient temperature

-20 to +50 °C -4 to 122 °F (No freezing)

Relative humidity

35 to 85 % RH (No condensation)

Vibration resistance

10 to 55 Hz, Double amplitude 1.5 mm 0.06", 2 hours in each of the X, Y, and Z directions

Shock resistance

1,000 m/s2, 6 times in each of the X, Y, and Z directions


Case: Zinc die cast (Nickel chrome plating),
Indicator cover: PPSU, Buttons: PES,
Lens cover and display: PMMA (scratch-resistant coating),
Connector ring: PMP, Connector socket: PEI


Approx. 75 g

*1 When alternate frequencies are set, the response time increases by approximately 20%.
*2 180 mA or less (at 10 V, with load)
*3 IO-Link: Specification v.1.1/COM2 (38.4 kbps) is supported. The setup file can be downloaded from KEYENCE website (
If you are using the product in an environment in which you cannot download files over the Internet, contact your nearest KEYENCE office.

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