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Products/Festo/537775
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Festo

537775

Diffuse light sensor SOEL-RTH-Q50-PA-S-3L

The Festo 537775 is an optoelectronic industrial component utilizing a diffuse reflection sensor with background suppression and pulsed red laser light at 650 nm for position measurement within a 50 to 300 mm working range. Built in a block design conforming to EN 60947-5-2, this unit operates on a 10 to 30 V DC voltage range and features a PNP antivalent switch output supporting a max switching frequency of 2,500 Hz and 200 mA output current with pulsing short circuit strength. Materials are free of copper and PTFE, while compliance includes RCM Mark, c UL us - Listed (OL), and CE symbol according to the EU-EMV guideline. Submit the exact part number, quantity, and application requirements to request a quote.

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Manufacturer
Festo
Part number
537775
Data verification
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Verified configuration

Technical Specifications

Design
Block design
Conforms to standard
EN 60947-5-2
Authorization
RCM Mark | c UL us - Listed (OL)
CE symbol (see declaration of conformity)
according to EU-EMV guideline
Materials note
Free of copper and PTFE
Measured variable
Position
Measuring principle
Optoelectronic
Measurement method
Diffuse reflection sensor with background suppression
Type of light
Pulsed laser | Red, 650 nm
Working range
50 ... 300 mm
Ambient temperature
-20 ... 45 °C
Max. grey tone shift
5 %
Reference material
18 %
Switch output
PNP
Switching element function
Antivalent
Max. switching frequency
2,500 Hz
Max. output current
200 mA
Voltage drop
<= 2.4 V
Short circuit strength
Pulsing
Operating voltage range DC
10 ... 30 V
Residual ripple
10 %
Idle current
50 mA
Polarity protected
for all electrical connections
Electrical connection
Plug | M12x1 | 4-pin
Size
50x50x17 mm
Mounting type
with through hole
Product weight
32 g
Material housing
ABS
Ready status display
Green LED
Operating status display
Yellow LED
Operating reserve display
Red LED (off)
Setting options
Potentiometer
Setting range lower limit
50 mm
Upper limit of adjustment range
300 mm
Ambient temperature with flexible cable installation
-5 ... 45 °C
Protection class
IP67
Corrosion resistance classification CRC
4 - Very high corrosion stress
Laser protection class
1

Engineering context

Identification and RFQ Guidance

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Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

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Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.

Technical verification

Our sourcing response is prepared against Festo 537775. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.