Photo Reflective Speed Sensors

LS-S50MLR Photo Reflective Sensor

LS-S50MLR is a laser sensor that can be taught to recognize the difference in colors. It is a class 1 red laser with a switching frequency of 1.5KHZ. Contained in a metal housing with 6ft of cable, which can be utilized for different operations including stroboscopes, counters, and panel tachometers.

It includes a trimmer potentiometer that is located on the side for minimum and optimum sensitivity adjustments. It can be used in normally closed or normally open operation, NPN type of output, with a yellow LED for signal indication and a green LED for power.

It also includes a mounting bracket.

Please contact us for pricing and availability..!!


  • Visible Red Light Source.
  • Rugged Metal Housing.
  • NPN or PNP Connection.
  • Mounting accessories and cable included.


Sensing Range 25 - 400 mm
Sensing Head Straight
Load Current 200 mA max
Short Circuit and Overload Protection Yes
Reverse Polarity Protection Yes
Supply Voltage 10 - 30 VDC
Voltage Ripple 10%
Operating Mode Light on / Dark on
Response Time <= 1.0 ms
Switching Frequency 500 Hz
Protection (IEC) IP67
Housing Material Nickel-plated Brass
Weight 2.1 oz
Electrical Connection Quick Disconnect

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