The Reed Instruments R9905 is an IAQ meter with a triple LCD display that simultaneously monitors carbon dioxide (CO2), temperature and relative humidity.
Specifications
Temperature
Measuring Range
-4 to 140°F (-20 to 60°C)
Accuracy
±1.5°F (±0.8°C)
Resolution
0.1°F/°C
Humidity
Measuring Range
0 to 100% RH
Accuracy
10 to 90% RH: ±3% <10% & >90% RH: ±5%
Resolution
0.1% RH
CO2 (Carbon Dioxide)
Sensor Type
Nondispersive Infrared (NDIR)
Measuring Range
0 to 30,000ppm
Accuracy
0 to 5000ppm: ±(75ppm + 3% rdg.) 5001 to 30,000ppm: ±(150 ppm +5% rdg.)
Resolution
1ppm
Warm-up Time
20 seconds
Sampling Rate
2 seconds
General Specifications
Display
LCD
Backlit Display
Yes
Data Hold
Yes
Min, Max, Avg Functions
Yes
CO2 Short Term Exposure Limit (STEL)
Yes (15 minutes)
CO2 Time Weighted Average (TWA)
Yes (8 hours)
Datalogging Capabilities
Yes
Real-Time Clock and Date Stamp
Yes
Selectable Sampling Rate
Yes (between 1s and 60m59s)
Internal Memory
Yes (32,000 datapoints)
Alarm
Yes (Low and High)
Auto Shut-off
Yes (adjustable)
Kick Stand
Yes
Low Battery Indicator
Yes
Power Supply
9V battery
Battery Life
Approx. 10 hours (continuous use)
PC Connectivity
USB
Software OS Compatibility
Windows 7/8/10
Product Certifications
CE
Operating Temperature
32 to 122°F (0 to 50°C)
Storage Temperature
-4 to 140°F (-20 to 60°C)
Operating Humidity Range
0 to 90%
Storage Humidity Range
10 to 75%
Maximum Operating Altitude
6561' (2000m)
Dimensions
11.2 x 2.6 x 1.5" (284 x 65 x 39mm)
Weight
10.7oz (304g)
The store will not work correctly when cookies are disabled.
We use cookies to make your experience better.To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies.Learn more.