smoke alarm C. smoke detector D. gas detector 相关知识点: 试题来源: 解析 C。“smoke detector”是烟雾探测器;A 选项“fire detector”是火灾探测器;B 选项“smoke alarm”是烟雾报警器;D 选项“gas detector”是燃气探测器。本题考查消防设备的英文表达,涉及到名词的区分。反馈 收藏 ...
Smoke Fire Sensitive Detector Home Security Wireless Alarm 深圳市千百熠科技有限公司7年 月均发货速度:暂无记录 广东 深圳市 ¥1.00成交1816个 消防手报报警器手动复位按钮消防电铃消防报警系统86型按钮 乐清市百灵电器有限公司6年 月均发货速度:暂无记录 ...
Fire/smoke alarm and detectorComplete Patent Searching Database and Patent Data Analytics Services.doi:USD589389 S1Lax, SamuelUSUSD589389 * Apr 29, 2008 Mar 31, 2009 Samuel Lax Fire/smoke alarm and detector
It can also receive and execute the control commands given by a fire alarm control panel. The detector is suitable for such industrial and civil buildings that have a great deal of smoke during fires but no smoke under normal circumstances, such as restaurants, hotels, teaching buildings...
Product name Explosion proof optical smoke detector Main Voltage DC24V±3V (no polarity) Operating current Monitor: 150uA Alarm Relay Out Normally Open and Closed Smoke Alarm Sensitivity 0.10dB/m~0.27 dB/m Ex-Atex Protection Level Exdi CT6 Protection class IP30 Materials and colors CAST IRON,AB...
9-28 VDC Smoke Detector Fire Alarm US$3.00-6.00 1 Piece (MOQ) Product Details Customization: Available Type: Smoke Detectors Anti-Theft Alarm System Type: Sound and Light Alarm Start Order Request Contact Supplier Chat Shipping & Policy Shipping Cost: Contact the supplier about freight...
Color: 1pc Smoke GuardProduct sellpoints Visual and Audible Alarm:Features an 80dB alarm sound within 3 meters, accompanied by a visual pop-up window on the Mi Home app. Insect-Resistant Design:Designed to keep insects away, ensuring the detector remains unobstructed and effective. Smart ...
• Integrated heat detector for SD 119-2H • N/C (normal/close)-N/O (normal/open)selectable relay output • AR (Auto Reset) function for security systems (optional for 4 wire models) The range includes: SD-119-2 2 wire photoelectric smoke alarm SD-119-2L 2 w...
Fire Alarm System 9V Battery Smoke Alarm Detector US$3.00-5.00 1 Piece (MOQ) Product Details Customization: Available Type: Smoke Detectors Anti-Theft Alarm System Type: Sound and Light Alarm Start Order Request Contact Supplier Chat Shipping & Policy Shipping Cost: Contact the supplier...
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