Product Summary: Heschen M30 Inductive Proximity Sensor Switch Non-shield Type LJ30A3-15-Z/BY Detector 15mm 10-30VDC 200mA PNP Normally Open (NO) 3 Wire From Heschen Widely used, can be substitution of min-type switch and limit switch, IP 67 protection Output Type: PNP Normally Open(NO); Non-Shield Type Red LED indicates that it's available to detect the sensor operation state Ip67 Metal Detection Sensor 90-250VAC Sensor IP67 Heschen Inductive Proximity Sensor LJ18A3-8-Z/BY 8mm 10-30VDC 200mA PNP Normally Open (NO) 3-Wire PLC Compatible Sensor Switch 10-30vdc Inductive Switch About this item Mounting Hole Diameter: 30mm; Cable Length: 120cm/48 Detecting Distance: 15mm±10%; Set Distance: 0-13mm Output Type: PNP Normally Open (NO); Non-Shield Type Current Output: 200mA; Working Voltage: 10-30VDC Detect Object Current Output: 200mA; Working Voltage: 10-30VDC Used in common places with medium enviroment resistance LJ30A3-15 NPN NC inductive proximity sensor - Electric Detect Object: Magnetic Metal