CO sensors from SPEC, which are mainly applied in smart buildings and air quality measurement, have obtained UL certification. Through UL independent tests, SPEC’s product 3SP-CO-1000 is confirmed to be compliant with UL2034 and UL2075. Elements with UL certification boost customer’s confidence on using CO sensor 3SP-CO-1000 and other SPEC’s…
This application is to measure the air pollution made by automobile exhaust, mainly the concentration of CO, in underground parking garages. According to practical demands or specific requirements of ventilation, the sensors measure air pollution index to control mechanical ventilation in an automatic energy saving manner. The number of sensors…
With ambient temperature going down, the air-conditioners in vehicles are used by an increasing amount of people, some of which even fall into sleep in the care. This is very dangerous, for that every year there are deadly accidents nationwide due to sleeping in a car with the air-conditioning on….
In recent years, the resident income is continuously increasing, consumption demand is upgrading and electronic information technology is rapidly developing. With the active participation of big enterprises and powerful push of policies, the construction of IoT is being accelerated. The essence of IoT is to connect every thing to cloud…
It is known to all that when a fire happens, the combustion products mainly are CO, CO2 and H2O. These products appear much earlier than burning smoke (scores of minutes to couple of hours). Unlike the smoke particles in fire smoke, gas needs much less heat driving to rise rapidly….
