Carbon dioxide (CO2) data recorder (ZDR-CJ) 

 Specifications: 

 Measuring range: 0 ~ 2000/5000/10000/200000 PPM CO2 
 Accuracy: CO2: ± 40ppm 
 Resolution: CO2: 10 ppm 
 Sensor: CO2: IR 
 Record set of data capacity :7420 -15,400 
 Recording interval: 2 seconds -24 hours continuously adjustable 
 Communication Interface: RS-232 
 Software: Chinese and English versions 

 Best working environment: 

 Temperature coefficient: less than 0.05FS / Year 
 Repeatability error: ≤ ± 1% FS 
 Stability: less than ± 5% / Year 
 Ambient temperature: 0 ℃ ~ +50 ℃ 
 Humidity: 0 ~ 95% RH 
 Response time: ≤ 10 s 
 Power: AC220V / DC5V 

 Advantages: 
 We are the experts of Zhejiang University, professor, Ph.D. students of independent R & D results into products, learn the advantages and disadvantages of similar foreign products summarized the design, performance reached the international advanced level. In China, we have established a leading banner 
 Relative to some foreign products, we have a considerable price advantage and service system. Believe it is your trusted choice! 

 Features: 
 We can at your request, tailored to your needs for your equipment. Such as: the replacement of the sensor, extended, built-in, channel settings and add an external power supply, etc. 

 Random gift accessories 
 Communication cable, application software, high-energy battery and one each in alternate 

 Contact: Yujing Li 0571-87513077 13819146679