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Extech
Extech CO220 Air Quality CO2 Monitor
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Extech CO220: CO2 0–9999 ppm NDIR; T/RH; TWA/STEL; 99 memory. RFQ.
Download datasheet PDF
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Key parameters
Measuring range
CO2 0 to 9,999 ppm; Temperature 14 to 140 °F (−10 to 60 °C); Humidity 0.1 to 99.9% RH; Dew Point −94 to 140 °F (−70 to 60 °C); Wet Bulb 14 to 140 °F (−10 to 60 °C); Ventilation −1428 to 51 lps% / −30 to 1 cfm/p
Accuracy
Resolution 1 ppm / 0.1 °F·°C / 0.1% RH per OEM datasheet; calculates TWA (8 h) and STEL (15 min)
Output
Desktop display with facial IAQ icons; audible high/low CO2 alarm; manual store/recall 99 readings
Supply
AC adaptor (included)
Ambient temperature
Measurement range −10 to 60 °C (14 to 140 °F)
Display
Year/Month/Day/Time; Min/Max CO2 recall; six facial indoor-quality icons
Fits desktop indoor air quality monitoring where you need an Extech CO220—NDIR CO2 from 0 to 9,999 ppm with air temperature and humidity, dew-point and wet-bulb calculations, TWA/STEL statistics, 99-point memory, and automatic baseline calibration.
Key advantages
- CO2 — 0–9,999 ppm NDIR; 1 ppm resolution
- Environment — Air temp −10…60 °C; RH 0.1–99.9%
- Stats — TWA / STEL; dew point / wet bulb
- Memory — 99 readings; ABC calibration
- Form — Desktop with AC adaptor
Typical applications
- Conference-room CO2.
- School / office IAQ desks.
- Greenhouse CO2 watch.
Selection guide
- Desktop vs handheld
- Alarm threshold
- Placement away from breath
Common mistakes
- Breathing into vents.
- Third-party AC adaptors.
- Ignoring ABC environment.
When to RFQ / what to tell us
- Quantity.
- Ship-to.
Request a Quote · Get selection help
Specs
| Spec | Value |
|---|---|
| SKU | 41134 |
| Brand | Extech |
| Model | CO220 |
| Product type | IAQ Monitor |
| Type | Desktop IAQ CO2 monitor (Extech CO220) |
| CO2 | 0–9,999 ppm NDIR; 1 ppm resolution |
| Environment | Air temp −10…60 °C; RH 0.1–99.9%; dew point / wet bulb |
| Memory | 99 readings; TWA/STEL; ABC calibration |
| Power | AC adaptor; ~155×87×81 mm |
Documents
FAQ
Q: CO2 range? A: 0 to 9,999 ppm.
Q: Memory? A: 99 readings.
Q: What should I send for a quote? A: Quantity, ship-to.
Links
- Request a Quote
- Get selection help
- Category-Detectors/)
| Parameter | Value |
|---|---|
| Measuring range | CO2 0 to 9,999 ppm; Temperature 14 to 140 °F (−10 to 60 °C); Humidity 0.1 to 99.9% RH; Dew Point −94 to 140 °F (−70 to 60 °C); Wet Bulb 14 to 140 °F (−10 to 60 °C); Ventilation −1428 to 51 lps% / −30 to 1 cfm/p |
| Accuracy | Resolution 1 ppm / 0.1 °F·°C / 0.1% RH per OEM datasheet; calculates TWA (8 h) and STEL (15 min) |
| Output | Desktop display with facial IAQ icons; audible high/low CO2 alarm; manual store/recall 99 readings |
| Supply | AC adaptor (included) |
| Ambient temperature | Measurement range −10 to 60 °C (14 to 140 °F) |
| Display | Year/Month/Day/Time; Min/Max CO2 recall; six facial indoor-quality icons |
| Approvals | CE |
| Mounting | Desktop indoor air quality CO2 monitor |
| Sensor type | Maintenance-free NDIR CO2 sensor with Automatic Baseline Calibration |
| Notes | Specs from Extech/FLIR CO220 datasheet (flir.netx asset 51763) + flir.com/extech.com product pages. |
| Memory | Manually store/recall 99 readings |
| Dimensions | 6.1 × 3.4 × 3.2 in (155 × 87 × 81 mm) |
| Weight | 5.8 oz (165 g) |