150420

Name: Festo 150420 Proximity sensor SIEN-M18B-NO-K-L
Brand: Festo

Proximity sensor SIEN-M18B-NO-K-L

The Festo 150420 is an industrial component featuring a 5 mm rated operating distance, a 4.05 mm assured operating distance, and an NPN switching output with an NC contact function. Designed for a 10 V to 30 V DC operating voltage range, this unit delivers a maximum switching frequency of 2000 Hz, a 200 mA max output current, and pulsed short-circuit protection while conforming to EN 60947-5-2 standards. It operates within an ambient temperature range of -25 °C to 70 °C and carries RCM and c UL us-Listed certifications alongside CE and UKCA compliance for EMC and RoHS directives. Submit the exact part number, quantity, and application requirements to receive a quote.

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Manufacturer: Festo
Part number: 150420
Data verification: Manufacturer evidence reviewed

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Technical Specifications

Conforms to standard: EN 60947-5-2
Certication: RCM compliance mark | c UL us - Listed (OL)
CE marking (see declaration of conformity): As per EU EMC directive | As per EU RoHS directive
UKCA marking (see declaration of conformity): according to UK regulations for EMC (UK-E) | according to UK RoHS regulations (UK-R)
Note on materials: RoHS compliant
Rated operating distance: 5 mm
Assured operating distance: 4.05 mm
Reduction factors: Aluminum = 0.4 | Stainless steel St 18/8 = 0.8 | Copper = 0.4 | Brass = 0.5 | Steel St 37 = 1.0
Ambient temperature: -25 °C...70 °C
Repetition accuracy: 0.25 mm
Switching output: NPN
Switching element function: NC contact
Hysteresis: 0.55 mm
Max. switching frequency: 2000 Hz
Max. output current: 200 mA
Voltage drop: 2 V
Short-circuit protection: Pulsed
DC operating voltage range: 10 V...30 V
Residual ripple: +/- 20%
Idle current: 10 mA
Reverse polarity protection: for all electrical connections
Electrical connection 1, connection type: Cable
Electrical connection 1, connection technology: Open end
Electrical connection 1, number of pins/wires: 3
Cable length: 2.5 m
Material of cable sheath: TPE-U(PUR)

Engineering context

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Technical verification

Our sourcing response is prepared against Festo 150420. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.