Product description: LJ12A3-4-Z / BY inductive proximity sensor detection switch PNP DC6-36V 1. ABS plastic shell, LED indicator, cylindrical, 3-wire system. 2. The brown wire is connected to the positive pole, the blue wire is connected to the negative pole, and the black wire is connected to the reflector. 3. When the proximity switch is close to a target object, it will send out a control signal. 4. Power reverse connection protection, short circuit protection, non-detection device. 5. Widely used in machine tool industry, frequency counter and other automatic control systems. Product parameters: Model: LJ12A3-4-Z / BY Line type: cylindrical DC 3 line type (black, brown, blue) Switch appearance type: cylinder type Theory: Inductive sensors Output type: PNP NO (normally open) Head diameter: 12mm Detection distance: 4mm Power supply voltage: DC 6-36V Current output: 300 mA Response frequency: 0.5KHz Detection object: iron Working temperature: -25C to +55C (non-freezing condition) Size: 6.2 x 2cm / 2.4"x 0.8" (L * maximum diameter) Cable length: 110cm / 43.3" External material: plastic, alloy Package list: 1*Inductive proximity sensor Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.