| 摘要 |
PURPOSE: A door lock system of a network-based preventing the safety accident is provided to set up the singleness output setting value to each sub terminal and minimize the network failure. CONSTITUTION: A plurality of sub terminals(300) is installed for door entrance and exit control to a door. A plurality of sub terminals transfers people coming in and out passer terminal input signal to a main control terminal(200). According to a control command signal of the main control terminal, sub terminals are operated. A management computer(100) establishes the single output setting value of the sub terminal. If the network failure generates, the sub terminal performs the output operation according to the set single output setting value.
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