Test principle | infrared principle |
Display mode | 128×64 matrix dot LCD |
Test range | 0 ~ 30/50/99.9% CO2 |
Resolution | 0.1% |
Accuracy | ≤±1%FS |
Repeatability | ≤±1% |
Response time | T90≤15S |
Analog output |
4-20mA.DC(non-isolated output, loaded resistance lower than 500 Ohm) 0-10V.DC(non-isolated output, loaded resistance higher than 10k Ohm) 1 way programmable alarm output (Dry contact type, maximum load 220VAC/2A) |
Communication port | RS232(default)or RS485 |
Power supply | AC170 ~ 264V 50/60Hz power dissipation less than 10VA |
Sample gas temperature | -10℃ ~ +50℃ |
Environment temperature | <80%RH |
Sampling mode | sample gas pass-in |
Sample gas flow | 400 ~ 600ml/min |
Sample gas pressure | 0.05Mpa≤entrance displayed pressure≤0.35Mpa,steady pressure environment |
Background gas | CO2 and inactive gas |
Appearance Size | 155mm×155mm×290mm(H×W×D) |
Install Hole Cut | 135mm×135mm(H×W) |
Serving life | >40 months (under normal use) |
Gas circuit port | Φ6 plastic pipe inlet and outlet |
Install mode | frame mount |