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LJ4A3-1-Z/BX. LJ4A3-1-Z/AX. LJ4A3-1-Z/BY. LJ4A3-1-Z/AY. Chart 33. 1mm±10%. DC:0.5Hz AC:25Hz. Screen shield type. M5(LJ5). 0~0.7mm. Iron 5×5×1mm. Capacitive Proximity Sensor Switch LJC18A3-H-Z/BX Detector 10mm 6-36 VDC 300mA NPN Normally Open(NO) 3 Wire · Mounting hole diameter: 18mm · Detecting distance: 30 Hz. Indication for output ON. LED, yellow. Environment. Degree of protection. IP 67 (Nema 1, 3, 4, 6, 13). Temperature. Operating temperature. It means the maximum switching times from the attenuation state to non-attenuation state, shown as Hz. Promixity switche installation method. Few people have mentioned using LJC18A3-H-Z/BX successfully with glass on top of I have not seen anything on the datasheet for the photoelectric sensorLJC18A3-B series capacitive proximity sensor features: External dimensions: M18x1x60; Detection distance: 10mm±10%; Installation type: Non-shielded; Model: LJC30A3-HZ/BY. Specifications: Mounting way. Non-screen shield type. Type DC type. NPN. NO. LJC30A3-H-Z/BX. NC. LJC30A3-H-Z/AX.