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Monitoring device for functionally monitoring reporting system, reporting system, and method for monitoring

  • US 8,456,315 B2
  • Filed: 11/24/2008
  • Issued: 06/04/2013
  • Est. Priority Date: 04/28/2008
  • Status: Active Grant
First Claim
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1. A monitoring device (6,10) for monitoring the function of a reporting system (1), the reporting system (1) comprising:

  • a plurality of reporting devices (4) and/or signalling devices, supply lines (3), and a voltage source, wherein the reporting devices (4) and/or signalling devices are connected to the voltage source via the supply lines (3), and the reporting devices (4) and/or signalling devices are connected in parallel to one another and to the voltage source, characterized by a test signal device (6) which is designed to connect a reference resistor (R) into the supply lines (3) in parallel with the reporting devices (4) and/or signalling devices, and/or which is designed to connect a or the reference resistor (R) as a termination of the supply lines (3), and comprising an evaluation device (10) for detecting and evaluating the system response of the reporting system (1) to the connecting of the reference resistor (R), wherein the monitoring device is configured such that connection of the reference resistor (R) simulates a reporting situation.

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