Infrared detector: Infrared monitoring: Since the equipment placed in the machine room is relatively expensive important servers and network switching equipment, the machine room is often unattended, so taking certain anti-theft measures is very necessary. Infrared detector: Infrared monitoring: Since the equipment placed in the machine room is relatively expensive important servers and network switching equipment, the machine room is often unattended, so taking certain anti-theft measures is very necessary. Ka tɛmɛ 1 infrared intrusion detector, infrared detector alarm dry contact signal output to SPD-200GSM_PRO embedded field monitoring host input interface, embedded field monitoring host will collect the infrared status data to the monitoring center server for analysis and processing, once someone has not been authorized to enter the machine room, the system immediately sends a warning through the field sound and light alarm, telephone voice alarm, SMS notification or E-MAIL notification, to notify the relevant managers to come and process at the time.