在贵州酒店晚上怎么叫服务

Product Name: carbon dioxide sensor

Specification and model:

Measurement method: single wave non dispersive infrared principle (NDIR)
Measurement range: 0-2000 ppm (5K, 20K, 50K)
Accuracy of reading + 3 ℃± 25 ℃:
Stability: less than 2% FS during service life (15 years)
Repeatability: < 1% FS
Response time: T90 < 60 seconds
Working environment: 0 ~ 50 ℃, 0 ~ 95% RH, non condensing
Output signal: SPI or UART @ 9600baud Digital Square
Type output (interface protocol can be obtained), analog output
0~4VDC(0~2000ppm)
Power supply: Standard 5VDC (± 10%)