- Thermistor temperature reference included
- High sensitivity
- Fast response time
- Narrow band pass filters
- IR absorption (NDIR) gas sensing with reference channel to monitor light source
- Demand Control Ventilation (DCV)
- In door air quality monitoring
- Obstructive Sleep Apnea monitoring
- Industrial control
- Climate Control for Automobiles
- Combustion Control for Furnace
- Greenhouse
| Model | OGS-335 | ||
| Target Gas | CO2 | ||
| Filter CWLs |
4.279 um (TP2)
3.91 um (TP1)
|
||
| Window Size | 1.5 mm in diameter | ||
| Spacing of Window | 2.5 mm | ||
| Package Type | TO-5 | ||
| Parameter | Typical | Unit | Conditions |
| Sensitivity | 61 | V/W | 323K, w/o filter |
| TC of sensitivity | 0.06 | %/K | 25oC |
| Thermopile Voltage | 3.7±1.1 | mV | Tb:50oC,Ta:25oC w/o filter |
| Sensitive area | 1.3x1.3 | mm2 | |
|
Resistance of thermopile
|
135±35 | KΩ | 25oC |
| TC of resistance | 0.02 | %/K | 25oC |
| Time constant | 30 | ms | |
| Noise voltage | 46 | nV/Hz1/2 | r.m.s. 300K |
|
Noise Equivalent Power
|
0.76 | nW/Hz1/2 | 323K, w/o filter |
|
Normalized detectivity (D*)
|
1.7 x 108 | cm*Hz1/2/w | 323K, w/o filter |
| Thermistor | Typical | Unit | Conditions |
| Resistance | 100±5% | KΩ | 25℃ |
| β value | 3964±0.5% | K | 25℃/100℃ |