Koyo NJ5-18GK-E2 INDUCTIVE 10-30V-DC PROXIMITY SENSOR

Description:

The Koyo NJ5‑18GK‑E2 inductive proximity sensor is used in industrial automation systems to detect the presence of metallic objects without physical contact. Commonly installed in conveyor systems, packaging machinery, robotic equipment, and assembly lines for position sensing and object detection. Maintenance teams and system integrators use this sensor for system upgrades, fault replacement, and ensuring reliable sensing performance.

Applications:

The Koyo NJ5‑18GK‑E2 sensor is widely used in metal detection and automation control applications where non‑contact sensing is required. It is commonly found in material handling systems, automated packaging lines, CNC machinery, pick‑and‑place operations, and safety interlock systems where accurate and repeatable metal object detection supports efficient and safe production.

Technical Specifications:

• Sensor type: Inductive proximity sensor
• Sensing distance: 5–8 mm typical (model dependent)
• Supply voltage: 10–30 VDC
• Output type: NPN normally open (NO) or NPN/PNP variant
• Output current: Up to ~200 mA
• Response frequency: Approx. 300–600 Hz
• Housing size: M18 threaded cylindrical
• Protection rating: IP67 (dust and water resistant)
• Cable: Pre‑wired cable or connector type
• Operating temperature: –25°C to +70°C
• Housing material: Nickel‑plated brass body
• Indicator: Built‑in LED for sensing status
• Mounting: Threaded cylindrical for secure installation

Common Replacements:

• Autonics PR18‑8DN
• Omron E2E‑X5ME1
• Pepperl+Fuchs NJ18‑18GK‑E2