Patent ID: 9214082
Filing Date: 2015-12-15
Classification: G08B

Abstract:
1. An alarm system comprising: a plurality of intrusion sensors; a security alarm panel in communication with each of the plurality of intrusion sensors and also in communication with a central station, the central station monitoring the status of the alarm system; a tamper sensor monitoring the condition of the security alarm panel in response to an intrusion signal from an intrusion sensor, and operable to send a tamper alert to the central station if tampering is detected at the security alarm panel, wherein the tamper sensor includes sensors to detect one or more of the following: contact position, physical motion, shock, noise, and loss of external electric power; and an alarm gateway remote from the security alarm panel and comprising a single communication path between the security alarm panel and the central station and operable, in response to detecting an intrusion signal, to monitor the security alarm panel for the tamper alert when one or more of the intrusion sensors are triggered and further operable to report the tamper alert to the central station as an alarm condition.