Control loop electrification alarm device

Control loop electrification alarm device

  • CN 105,021,873 A
  • Filed: 07/15/2015
  • Published: 11/04/2015
  • Est. Priority Date: 07/15/2015
  • Status: Active Application
First Claim
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1. the charged warning device of control loop, is characterized in that, comprising:

  • Relay, comprises input side, outgoing side, and described input side is connected with two input lines for connection control loop;

    Direct supply, is connected with the outgoing side of described relay;

    Warning device, is connected between described relay and direct supply;

    When the input side of described relay detects that control loop is charged, the outgoing side of described relay closes, and described direct supply drives described warning device to report to the police.

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