Dwyer CDWP-10H-C5 is a Carbon Dioxide Transmitter with a temperature range of 32 to 122°F. It has a CO2 accuracy of ±40 PPM + 3% of reading at 2000 PPM. The transmitter operates on a power requirement of 16-35 VDC or 19-28 VAC and has a response time of 300 s. The enclosure rating is IP54 and it utilizes an NDIR sensor. Output options include 4-20 mA current and 0-5 or 0-10 VDC voltage. The transmitter consumes an average of 2 w power. It can be mounted vertically with downward-pointing electrical connections.