Detailed Introduction to FESTO SIEF-M18B-NS-S-L Proximity Switch

The FESTO SIEF-M18B-NS-S-L proximity switch is designed to provide reliable sensing capabilities in industrial automation applications. Here are the comprehensive specifications of this product:

Design and Compliance

• Shape: Circular.
• Standard Compliance: EN 60947-5-2.
• Symbol: 00991703.
• Certifications: RCM Trademark, c UL us Certification (OL), CE Certification (see declaration of conformity), Compliance with EU EMC Directive.
• Material Compliance: RoHS compliant.

Functional Parameters

• Rated Operating Distance: 5 mm.
• Operating Temperature Range: -30 °C … 85 °C.
• Repeatability: 0.28 mm.
• Switching Output: NPN.
• Switching Element Function: Normally Open Contact.
• Maximum Switching Frequency, DC: 3000 Hz.
• Maximum Output Current: 200 mA.
• Short-Circuit Current Rating: Pulsed.
• Operating Voltage Range, DC: 10 V … 30 V.
• Reverse Polarity Protection: Applicable to all electrical connections.

Electrical Interface

• Pin Configuration: 3 pins.
• Thread Type: M12x1.
• Connector Housing Material: Brass, chrome-plated.

Specifications

• Size: M18.
• Mounting Type: Flush.
• Product Weight: 41 g.
• Housing Material: Brass, chrome-plated.
• Switching Status Indication: Yellow LED.

Protection and Durability

• Protection Rating: IP68.
• Magnetic Field Immunity: Direct and alternating magnetic fields.
• Surge Immunity: 0.8 kV.
• Corrosion Resistance Level (CRC): 2 – Medium corrosion resistance capability.
• PWIS Compliance: VDMA24364-B2-L.
• Pollution Degree: 3.

Additional Information for Sensor Selection

• Correction Factor: 1, Magnetic field immunity.
• Sensor Design Selection: Standard.

The FESTO SIEF-M18B-NS-S-L proximity switch combines robust construction with high-performance sensing capabilities, making it ideal for diverse industrial automation tasks. Its IP68 rating ensures protection against dust and water ingress, while its robust build and compliance with international standards guarantee reliability in challenging operational environments. This sensor is suitable for applications where accurate proximity detection and durability are essential, ensuring seamless integration into automated systems.

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