Specifications
| Detect gas | CO2 |
| Range | 0~500ppm |
| resolution | 1ppm |
| Response time | T90≤20s |
| Linearity | ≤±1% |
| detection Accuracy | ≤±1% |
| Zero drift | ≤ +/- 1% (F. S/year) |
| recovery time | ≤20s |
| Repeatability | ≤±1% |
| expansion gas | Supports 1-6 Sensors (optional) |
| Explosion-proof sign | CNEx16.0547 |
| Protection level | IP65 |
| production license | Guangdong 00001052 (CMC metrology authentication) |
| Humidity | Optional accessories, temperature detection range: -25~ 60 ℃, Humidity detection range: 0~95% RH |
| Sampling method | Diffusion, flow, pump suction optional |
| Installation method | Wall-mounted, pipeline, circulation |
| Operating temperature | -30~50℃ |
| Environmental humidity | 0~95% RH non-condensing |
| Operating Pressure | 0~100Kpa |
| Power Supply | 24VDC（12~30VDC） |
| Dimension | 200*149*79mm |
| Weight | 1.5Kg |
| execution standard | GB3836.1-2010、GB3836.2-2010 |
| signal output | ① 4-20mA signal ② RS485 signal ③ Voltage signal |
| signal output | ④ Optional 4-20mA + Hart output ⑤ switching signal |
| receiving device | User computer, control alarm, PLC, DCS, mobile phone, tablet computer, etc. are optional |
| Alarm mode | On-site sound and light alarm, external alarm, remote Controller alarm, computer data collection software alarm, mobile app notification, SMS alarm optional |
| Shell material | Die casting aluminum + sand blasting oxidation/fluorocarbon paint, explosion-proof and anti-corrosion |
| optional range | 0~500, 2000, 5000, 10000, 50000ppm, 20%, 50%, 100% Vol (Accuracy ≤ +/- 1% F. S) |
Packing list
host X1, calibration cover X1, manual X1, certificate X1
After-sales instructions
Warranty days: 365 days
The warranty period of the instrument is one year (one year free warranty, except for damage caused by human causes), and the damaged parts will be replaced free of charge during the warranty period. The guaranteed supply time of the parts supporting the instrument is 5 years, and the price of the corresponding consumables and spare parts remains unchanged for 3 years.
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/16099/Specification.html , which is only used by users who purchase commodities from the NBCHAO.