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The working principle of the photoelectric protection device of the safety light curtain

Time:2022-09-13 Views:


The safety light curtain photoelectric protection device can be used in the forging industry, supporting protection operations of mechanical equipment, stamping machinery on some dangerous equipment, automated assembly lines, mechanical conveying and handling equipment, shearing equipment, etc. It is also useful in automobile manufacturing to measure vehicle outlines. Dimensions, electrical and electronic manufacturing, etc.

The working principle of the photoelectric protection of the safety light curtain is: the emitter emits an invisible light beam and the receiver receives the invisible light beam, which will form a protection detection light curtain, and the light receiver monitors the on-off state of the light curtain at the same time, so the safety light curtain The on-off signal of the photoelectric protection device is processed by the internal circuit, and finally transmitted to the line to connect to the PLC or the alarm circuit of the alarm, so as to realize the stop of the equipment or issue a safety alarm.

The safety light curtain photoelectric protection device adopts the principle of optical lens, which has better self-checking function, the protection distance is 0-25000mm, the height protection is about 60-2000mm, and the working temperature of the environment is -10°- 55°.

The safety light curtain adopts line synchronization technology and has strong anti-interference ability, such as anti-light interference and anti-magnetic interference, and adopts SMD patch design. The security of the device will be improved. The response time is less than 10ms, the number of optical pumps is 4, 6, 8, 10..., the working voltage is 220v or 24v, and the output mode is NPN or PNP, which can also be customized according to specific needs.