Alarm Notification Appliance Self-Testing Automation
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Solution Overview
Problem
Traditional methods for testing notification appliances in alarm systems are time-consuming and prone to inconsistency due to manual recording of test results and complex identification of appliances, especially in large installations.
Innovation Solution
A method that automates the testing process by placing the alarm system in a test mode, activating notification appliances for a test period, and using a waiting period to transmit pass or fail signals to the alarm panel, reducing the need for manual recording and simplifying identification through unique addresses and automatic signal transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If inspectors manually record test results on paper or electronic devices, then test results can be documented, but the process becomes extremely time consuming and cumbersome
Solution Approach 1:
The notification appliance automatically records and transmits its own test results to the alarm panel without requiring inspector intervention for data entry. The appliance performs self-diagnosis and autonomously communicates pass/fail status, eliminating the manual recording step while maintaining reliable documentation.
Solution Approach 2:
The patent replaces the mechanical process of manual writing or electronic data entry with an automated electronic communication system. The notification appliance uses its built-in processor and communication interface to automatically transmit test results wirelessly or via hardwired connection to the alarm panel, substituting human physical action with automated electronic signaling.
2Reliability
If inspectors use complex descriptions and tedious notation to identify appliances, then appliance identification can be achieved, but the process becomes arduous and inconsistent
Solution Approach 1:
Each notification appliance automatically provides its own identification information (such as device address, serial number, or location data) to the alarm panel during the testing process. The appliance self-identifies without requiring the inspector to manually record location descriptions or serial numbers, eliminating the cumbersome identification process while ensuring accurate and consistent appliance identification.
3Reliability
If inspectors physically visit each notification appliance throughout a large building, then comprehensive testing can be performed, but the time and effort required increases significantly
Solution Approach 1:
The notification appliance autonomously performs its own functional testing by activating its notification features and evaluating its operational status. This self-testing capability allows comprehensive testing of all appliances without requiring inspectors to physically visit each location, dramatically improving productivity while maintaining testing completeness through automated self-diagnosis and result transmission to the central alarm panel.
Data Source
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AI summary
A method for testing notification appliances in an alarm system and creating a record of such testing including the steps of placing an alarm system in a test mode, actuating an input device of a notification appliance in the alarm system a first time, whereby a notification feature of the notification appliance is activated for a test period, and automatically entering a waiting period after expiration of the test period. The method may further include actuating the input device of the notification appliance a second time during the waiting period, whereby a pass signal is transmitted from the notification appliance, and creating a record of the pass signal. The method may further include transmitting a fail signal from the notification appliance after expiration of the waiting period if the input device of the notification appliance was not actuated during the waiting period and creating a record of the fail signal.