SmarToilets® Product Catalog
Feature Code E1
Name Tri-lingual Smoking Sensor
ͼƬ 74
photo
Smoking sensor with trilingual voice warning is an integrated (2-in-1) CO and MQ2 detector or Ionic smoke detection sensor. It will annouce ¡°smoking is prohibited here¡± in English, Mandarine and Cantonese instantly and send alert message to LoRaWAN gateway/cloud for further administration  processing. 
Technical Parameter
Frequency bands CN470,EU868,US915,AS923,AU915,RU864,IN865,KR920
LoRaWAN specification LoRaWAN version 1.0.4 Class C
Technology Propane dimethyl-methane (MQ2) sensor
carbon monoxide (CO) sensor and RAM voice player
MQ2 300 - 1000 ppm with 0.1ppm sensitivity
CO  0 - 500 ppm with 0.1ppm
Ionic(Am-241) Inside ionization chamber
Response time less than 30 seconds
Voice Warning 1) Smoking is prohibited here
2) ÆÕͨԒ-ÕˆÎðÎüÑÌ£¬ 3) »›ÕZ -ÕˆÎðʳÑÌ
Coverage Area 2 Sq. Meters with proper placement
Power supply DC5V, or DC 7-28V, 300 mA
Interface RS485/LoRaWAN
Physical Parameter
Operating Temperature  0¡ãC ~ 40¡ãC 
Dimension D=86mm, H=25mm
Ingress Protection IP50
Weight 0.03kg+
SKU
STS-SMK-3VL-MC MQ2 and/or CO
STS-SMK-3VL-IC Ionic sensor with ionization chamber
STS-SMK-2VL-MC MQ2 and/or CO
Return Index
  Yunhorn Technology Limited
Mobile: (852) 9330 5271, (86) 181 2616 4508    http://www.yunhorn.com, sales@yunhorn.com