IEC 60839-2-4:1990
Alarm systems. Part 2: Requirements for intruder alarm systems. Section Four: Ultrasonic Doppler detectors for use in buildings
Gives the specific requirements and test procedures for ultrasonic Doppler detectors for use in intruder alarm systemsinstalled in buildings. Specifies those requirements for ultrasonic Doppler detectors which will ensure that they will perform satisfactorily and minimize false alarms. Should be used in conjunction with IEC 60839-1-1 and IEC 60839-2-2.
Gives the specific requirements and test procedures for ultrasonic Doppler detectors for use in intruder alarm systems installed in buildings. Specifies those requirements for ultrasonic Doppler detectors which will ensure that they will perform satisfactorily and minimize false alarms. Should be used in conjunction with IEC 60839-1-1 and IEC 60839-2-2.
IEC 62642-2-5:2010 is for combined passive infrared and ultrasonic detectors installed in buildings and provides for security grades 1 to 4 (see IEC 62642-1), specific or non-specific wired or wire-free detectors, and uses environmental classes I to IV (see IEC 62599-1).
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