便携式感烟探测器专用加烟试验器一种适于火灾自动报警系统用户、施工单位和验收单位使用的专用工具——检测感烟探测器报警功能的专用加烟试验器，最近在北京国安防火保安有限公司火灾探测器清洗厂研制成功，已推向市场。该产品设计构思巧妙，浮动开关，轻触探头下部，烟... Portable Smoke Detector Special Smoke Tester A special type of smoke tester that is suitable for users of fire automatic alarm system, construction unit, and acceptance unit - a smoke detector for detecting the alarm function of smoke detectors, recently fired in Beijing Guo’an The fire detector cleaning plant of Security Co., Ltd. was successfully developed and has been introduced to the market. The product is designed with clever design, floating switch, touch the lower part of the probe, smoke ...