FIRE SUPPRESSION SYSTEM

There is provided a sprinkler device, comprising: a sprinkler bulb 100 comprising a sealed frangible housing 110, and a passive circuit device 120 within the housing 110, wherein the passive circuit device 120 comprises a wireless module 160; and a base station 200 configured to detect pressure changes inside the sprinkler bulb 110 via the wireless module 160. A method of testing integrity of a sprinkler bulb is also provided, comprising: monitoring a pressure change within the sprinkler bulb 100 via a wireless module 160 of a passive circuit device 120 inside a sealed frangible housing 110 ofthe sprinkler bulb 100; and determining that the sprinkler bulb is in working order if the pressure reaches a predetermined threshold; or determining that the sprinkler bulb is not in working order if the pressure does not reach the predetermined threshold. 本发明涉及一种灭火系统，其包括喷洒器装置，该喷洒器装置包括：喷洒器球状部100，其包括密封的易碎壳体110和位于壳体110内的无源电路装置120，其中，无源电路装置120包括无线模块160；和基站200，其构造成经由无线模块160来检测在喷洒器球状部110内部的压力改变。还提供一种测试喷洒器球状部的完整性的方法，该方法包括：经由在