Product Description

​The Pepperl+Fuchs NJ20+U4+W is an inductive proximity sensor designed for non-contact detection of metallic objects. It features a non-flush, limit-switch-style housing with a rated operating distance of 20 mm, suitable for various industrial applications. The sensor operates over an AC supply voltage range of 20 V AC to 253 V AC and utilizes a two-wire configuration for straightforward integration. Its robust housing includes a 1/2" NPT metal base, ensuring durability and ease of mounting. Additionally, the sensor is equipped with LED indicators for power and output status, enhancing visibility and simplifying maintenance. ​

Technical Specifications

• Sensor Type: Inductive​
• Sensing Distance: 20 mm​
• Pepperl+Fuchs Document Server
• +9
• Electro Supply
• +9
• Galco
• +9
• Mounting: Non-flush, limit-switch-style​
• Pepperl+Fuchs Document Server
• +1
• Octopart
• +1
• Output Type: Two-wire AC​
• WESCO
• +5
• Octopart
• +5
• Galco
• +5
• Operating Voltage: 20 V AC to 253 V AC​
• RS Online
• +1
• Pepperl+Fuchs Document Server
• +1
• Switching Frequency: Up to 20 Hz​
• Carlton Bates
• +7
• Galco
• +7
• Electro Supply
• +7
• Hysteresis: Typically 5% (range: 1% to 10%)​
• Voltage Drop: ≤ 5 V​
• Galco
• +6
• Electro Supply
• +6
• WESCO
• +6
• Housing Material: PBT with metal base​
• Octopart
• Housing Dimensions: Length: 118 mm; Width: 58 mm; Depth: 40 mm​
• Connection Type: Screw terminals​
• Degree of Protection: IP65​
• Temperature Range: -25 °C to +70 °C​
• LED Indicators: Power (green) and output status (yellow)