Pepperl Fuchs Photoelectric Sensors – Diffuse & Background Suppression

Pepperl Fuchs photoelectric sensors use controlled optical transmission and reception principles to detect objects across defined industrial automation applications. These sensors operate through through-beam, retro-reflective, or diffuse principles using emitters, receivers, optical filters, defined housings, and connector or cable interfaces suitable for machine integration across varied detection distances and target conditions. The Pepperl Fuchs Photoelectric Sensor, manufactured by Pepperl Fuchs, incorporates optical transmission paths, aligned emitter–receiver elements, standardized mounting formats, and discrete switching outputs referenced through the Pepperl Fuchs lineup in India.

Technical classifications include the p&f photoelectric sensor used for short to long sensing ranges, with structural definitions covering cylindrical or rectangular housings, adjustable optical axes, and wiring interfaces configured for PNP or NPN control integration within automation systems. A P&F photoelectric sensor functions as optical sensing technology structured around emitter–receiver components classified under photoelectric detectors interfaced through standardized discrete outputs for industrial automation.

Pepperl Fuchs GLV18-55/115/120

Type: Retro-reflective Photoelectric Sensor
Sensing Distance: 4 meters
Output: PNP
Operating voltage: 10 to 30 VDC
Light type: Visible Red Light
Switching Frequency: 500Hz
Electrical connection: 2-meter cable type

Pepperl Fuchs GLV18-8-450/115/120

Type: Diffuse mode sensor
Detection range: 50 … 450 mm
Output: 2 PNP
Operating voltage: 10 to 30 VDC
Light type: Visible Red Light
Switching Frequency: 500Hz
Connection: 2 m fixed cable

Pepperl + Fuchs ML100-55/102/115

Type: Retroreflective sensor
Detection range: 0 … 5 m
Output: PNP
Operating voltage: 10 to 30 VDC
Light type: LED
Switching Frequency: 1000 Hz
Connection: 2 m fixed cable

Pepperl + Fuchs ML100-55-103-115a

Type: Retroreflective sensor
Detection range: 0 … 5 m
Output: PNP
Operating voltage: 10 to 30 VDC
Light type: LED
Switching Frequency: 1000 Hz
Connection: M8 connector, 4-pin

Pepperl Fuchs ML100-8-1000-RT/103/115

Type: Diffuse photoelectric sensor
Operating Voltage: 10-30VDC
Sensing Distance: 1000mm (1 meter)
Output: PNP
Light: Visible Red Light
Switching Frequency: 1000Hz
Electrical Connection: 2-meter cable type

P&F ML100-8-H-350-RT/103/115

Type: Background Suppression
Operating Voltage: 10-30VDC
Output: PNP
Light: Visible Red Light
Switching Frequency: 500 Hz
Response time: 1 ms
Electrical Connection: 2 m fixed cable

P&F OBT300-R100-2EP-IO-V31-L

Type: Triangulation Sensor (BGS)
Sensing Distance: 300mm
Output: PNP
Operating Voltage: 10 to 30VDC
Light Type: Visible Red Light
Switching Frequency: 1650Hz
Electrical Connection: Connector Type

P&F OBP120-R100-2EP-IO-V31-L

Detection range : 25 … 120 mm
Light source: laser diode
Light type: modulated visible red light
Interface type: IO-Link
Switching frequency: 3300 Hz
Response time: 125 µs
Switching voltage: max. 30 V DC
Connection: M8 x 1 connector, 4-pin

P&F RLK31-54/25/31/115

Detection range : 0 … 9000 mm
Light source: LEDLight type: red light
Operating voltage: 12 … 240 V AC/DC
Signal output: Relay
Switching type: light-on
Switching frequency: 20 Hz
Connection: 2 m fixed cable

P&F GLV18-55-G/73/120

Detection Range : 0 … 5 m
Light type: red light
Operating voltage: 12 … 240 V AC/DC
Signal output: PNP
Switching type: light/dark on
Switching frequency: 1 kHz
Connection: 4-pin, M12 x 1 connector

P&F GLV18-55-S/73/120

Detection Range : 0 … 3.5 m
Light type: red light
Operating voltage: 10 … 30 V DC
Signal output: PNP
Switching type: light/dark on
Switching frequency: 500 Hz
Connection: 4-pin, M12 x 1 connector

Pepperl + Fuchs ML17-54/115/136

Detection Range : 0 … 3.5 m
Light type: red light
Operating voltage: 10 … 30 V DC
Signal output: push-pull
Switching type: light/dark on
Switching frequency: 500 Hz
Connection: 2 m fixed cable

Pepperl + Fuchs ML100-55/103/115

Sensor Type: Reflective Photo Sensor
Sensing distance: 5 meters
Output: 1 PNP
Operating voltage: 10-30VDC
Light color: Red
Switching frequency: 1000Hz
Connection: Pre-wired with a 2-meter PVC cable

Pepperl + Fuchs ML100-55/95/103

Sensor Type: Retroreflective sensor
Detection Range: 0 … 5 m
Output: 1 PNP
Operating voltage: 10-30VDC
Light color: Red
Switching frequency: 1000Hz
Connection: Connector M8 x 1 , 4-pin

Pepperl + Fuchs OBG3500-18GK40-E0

Detection Range: 0 … 3.5 m
Output: NPN
Operating voltage: 10 … 30 V DC
Switching frequency: 500 Hz
Connection: 2 m fixed cable, PVC
Response time: ≤ 1 ms

Pepperl + Fuchs OBG3500-18GM40-E0

Detection Range: 0 … 3.5 m
Output: NPN
Operating voltage: 10 … 30 V DC
Switching frequency: 500 Hz
Connection: 2 m fixed cable
Response time: ≤ 1 ms

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Frequently Asked Questions

How do you test a photoelectric sensor?

To test a photoelectric sensor, first connect a multimeter in resistance mode. Attach the meter to the sensor’s two leads. Observe resistance changes by covering the sensor. Try it in different light conditions, like turning lights off. An auto-ranging meter is ideal for this, due to varied resistance levels.

Why is the photoelectric effect?

The photoelectric effect happens when light hits a metal surface, causing electrons to be ejected. It’s observed that only specific light frequencies can eject these electrons. This phenomenon reveals how light and matter interact at a fundamental level.

Is photoelectric effect DC or AC?

The photoelectric effect generates a flow of electrons, creating an electrical current. This electron movement results in direct current (DC), not alternating current (AC). It’s a process where light induces a direct flow of electrons in one direction.

For more information or questions about our P&F Photoelectric Sensors please feel free to contact us at IndMALL.