The main technical parameters of a sensor Model: XSA-V11801 Overall: M30 threaded cylindrical Output in the form: two lines normally open Operating voltage: 20 ~ 264V AC / DC Switching capacity: 5 ~ 200 mA DC/5 ~ mA AC Voltage: ≤ 5.7V Ambient temperature: -25 ~ +70 ℃ Detection distance: 4 ~ 6mm Response time: 10 ~ 0.4s (6 ~ 150 pulses / min)