Direct fire and smoke detectors. Photoelectric smoke detectors 

 Product Name: networking smoke fire alarm 
 Product Model: Sn-828-2PL (networking type) 
 Product Type: smoke alarm series 

 The 2PL study issued by the World Ning Technology Co., Ltd. networking-type smoke detectors, high sensitivity, false alarm rate at the end. Apply to hotels, warehouses, hotels, restaurants, hotels, factories, and other public places. Immediate alarm signal when the detected smoke in the air reaches a certain concentration, and effective fire prevention, to avoid loss of life and property loss. 

 Features: 

 1, microprocessor-controlled 
 2, automatic reset / off reset optional 
 3, infrared photoelectric sensor 
 4, the network output NC / NO optional 
 5, LED indication alarm 
 6, the metal shield, anti-electromagnetic interference 
 7, the adaptability to environment 
 8, SMT manufacturing process, stability 
 9, dust, pest control, anti-white interference design 

 Technical parameters: 
 Operating voltage: DC9-35V 
 Static current: ≤ 2mA 
 Alarm current: ≤ 10mA 
 Operating temperature: -10 ℃ ~ +50 ° C 
 Operating humidity: ≤ 95% RH 
 Alarm mode: network output / LED indicator alarm 
 Monitoring area: 20 m2 
 Sensitivity Level: 1 
 Alarm output: relay output (normally open, normally closed optional) 
 Dimensions: Φ104 * 51mm 
 Sai Ning, Shenzhen Technology Co., Ltd. is a research-fat production of anti-theft alarm and fire protection products in one of the security companies. Here we only sell the security. 
 Contact: 
 Name: Don salty winter 

 QQ: 2,267,820,676 

 Phone: 15112355110 

 Tel :0755 -61,233,259 

 Fax :0755 -61,233,268 

 Postal Code: 518000