BS 9518:2021 EXCOMM PDF
BS 9518:2021 is the first edition of this standard and gives recommendations for the processing of alarm signals received at an alarm receiving centre (ARC). For those readers unfamiliar with ARCs, these are typically a continuously manned remote centre, operating 24 hours a day, 365 days a year to which information concerning the status of alarm systems are reported. The primary function of an ARC is to receive and process alarm signals.