Patent ID: 8381824

Claim:
A control system comprising a fire extinguishing gas emission control apparatus and a gas fire extinguishing equipment apparatus, wherein the fire extinguishing gas emission control apparatus comprising: a mode conversion unit configured to include a stop switch capable of selecting an on-mode used to prevent fire extinguishing gas from being emitted into a protected area or an off-mode used to allow the fire extinguishing gas to be emitted into the protected area; and a control unit configured to perform control such that an interlock circuit unit of the gas fire extinguishing equipment apparatus is put in on or off-mode based on the on or off-mode of the stop switch thereby the interlock circuit unit serving to control emission of fire extinguish gas; and wherein the mode conversion unit further comprises a Radio Frequency (RF) card recognition unit capable of recognizing an RF card in which an ID of a passer-by who enters the protected area is stored; wherein the control unit is connected to an entrance/exit information server including a passer-by information DB for storing ID information of passers-by who have permission to enter the protected area, and is configured to perform control such that the mode of the interlock circuit unit of the gas fire extinguishing equipment apparatus is put in the on-mode status based on the on-mode of the stop switch only when an ID of a passer-by, which was recognized by the RF card recognition unit, is identical to that of the passer-by information DB; and wherein the control unit transmits information about the on or off-mode status of the interlock circuit unit of the gas fire extinguishing equipment apparatus and the ID information of the passer-by, which was recognized by the RF card recognition unit, to a control server of a disaster prevention center that manages fire protection status for the protected area.