Explosion proof infrared beam detector is a non-coded reflective linear infrared beam smoke detector. The detector must be used in conjunction with the reflector, but one or four reflectors should be used according to the installation distance between the two devices.The detector has advanced functions and powerful analysis and judgment capabilities. Through our original program, it can automatically complete system debugging, compensation for changes in the external environment, fire alarm and fault judgment, and the output status is displayed through indicator lights and terminals.