CF-08.43- DARS Requirements The occurrence of an adverse condition on the transmission channel between a protected premises and the supervising station that prevents the transmission of any status change signal shall be automatically indicated and recorded at the...
CF-08.44- DARS Requirements Originally the concept of one-way private radio was codified for a one-way system requiring at least two receiving towers or repeaters Other similar systems have been developed that use this basic principle. Among them is the concept of the...
CF-08.42- DACS Requirements The maximum end-to-end operating time parameters allowed for a two-way RF multiplex system shall be as follows: The maximum allowable time lapse from the initiation of a single alarm signal until it is recorded at the supervising station...
CF-08.41- DACS Requirements Digital Alarm Radio Transmitter (DART)Component that is connected to or an integral part of a digital alarm communicator transmitter (DACT) that is used to provide an alternate radio transmission channel Digital Alarm Radio Receiver...
CF-08.39- DACS Requirements A system employing a DACT shall employ one telephone line (number). In addition, one of the following transmission means shall be employed: A one-way private radio alarm system A two-way RF multiplex system Transmission means complying...
