Specifies requirements for classification, construction, installation and operation of wire-free intruder alarm systems, installed in client’s premises where the principal interconnections are by wire-free links, using electromagnetic radiation or sound to transmit telemetry or telecommand signals between component parts. Also provides guidance for system selection and signal reception.

Original price was: $31.73.$15.00Current price is: $15.00.
Intruder alarm systems, Part 4: Wire-free systems installed in client’s premises
Pages: 6