Method For Testing A Plurality Of Notification Appliances Connected To A Bus System And Notification Appliance For Conducting The Test

• Main Authors: Kaestli, Urs, Hofer, Peter Philip, Baertschi, Peter, Wenzler, Marc, Shen, Xue Song
• Format: Patent
• Language: English
• Published: 03.12.2020
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; SELECTING; TESTING; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION

Various embodiments include a method for operating a hazard notification system including a plurality of notification appliances connected to a bus system, each notification appliance having a signal element and an activatable energy consumption simulation unit comprising: receiving a switchover telegram at each notification appliance; attaching the respective energy consumption simulation unit of each notification appliance to the bus system in place of the signal element; measuring an energy consumption resulting in the bus system due to the activation of each energy consumption simulation unit in the course of a load test; comparing the measured energy consumption with predefined comparison values; and generating an alarm signal or a fault message as a function of the result of the comparison.