Brand: AutomationDirect Item: Photoelectric sensor Connection: 4-pin M12 quick-disconnect IP Rating: IP69K Includes: Mounting hardware Light Emission: Visible red Housing Material: 316L stainless steel Housing Size: 18mm diameter x 82.5mm body Operating Voltage: 10-30 VDC Additional Information: Purchase cable separately Shape: Tubular Operation Mode: Selectable light-on/dark-on Application: Harsh duty and food and beverage Sensing Method: Diffuse with background suppression Number of Wires: 4 Switching Output: NPN Sensing Distance: 30-130mm Sensitivity: Teach-in button Switching Frequency: 1 kHz Barrel Type: Threaded AutomationDirect photoelectric sensor, tubular, threaded, 316L stainless steel, diffuse with background suppression, 30-130mm sensing distance, selectable light-on/dark-on, NPN, teach-in button, 1 kHz switching frequency, 4-pin M12 quick-disconnect.