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An equipment manufacturer in Dongguan City uses our QSA series 3-side area safety light curtain to protect the personal safety of employees.

An equipment manufacturer in Dongguan City uses our QSA series 3-side area safety light curtain to protect the personal safety of employees. Safety light curtain is photoelectric safety protection device. Photoelectric safety device generates protective light curtain by emitting infrared ray. When the light curtain is blocked, the device sends out blackout signal to control the potentially dangerous mechanical equipment to stop working and avoid safety accidents. The main function of the safety light curtain is to "protect the machine and the personal safety of the operator".




