News RSS



What’s the difference between LJ12A3-4-Z/BY/BX/AY/AX

The LJ12A3-4-Z series sensor is a 12mm diameter 60mm length with a 1.2 meters cable sensor. It can input a DC 6-36v voltage. It has 3 cables, the brown is power+, the blue is power-, the black is the signal. The detect distance is 4mm. Meaning of AX/AY/BX/BY: A: Normal Close B: Normal Open X: NPN Y: PNP So, AX is normal close, NPN AY is normal close, PNP BX is normal open, NPN BY is normal open, PNP More details click here: LJ12A3-4-Z/BY 

Continue reading