Discription
Lutron 9904 SD Indoor Air Quality Monitor is a Multifunctional Meter that can download 3 different data from the same SD card along with the time information in one excel. This indoor air quality monitor Real-time recorder with an Alarm setting with a beep sound output.
Electrical Specifications:
| CO2 ( Carbon dioxide )
23 ± 5 Deg C |
Range | 0 to 6,000 ppm |
| Resolution | 1 ppm | |
| Accuracy | ± 40 ppm, < 1,000 ppm. | |
| ± 5% of reading
> 1,000 ppm 3,000 ppm. |
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| ± 250 ppm typically
> 3,000 ppm, reference only |
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| Repeatability | ± 20 ppm < 3,000 ppm. | |
| Humidity/ | Range | 5 % to 95 % R.H |
| Resolution | 0.1 % R.H | |
| Accuracy | 70% RH : ± (3% reading + 1% RH), < 70% RH : ± 3% RH | |
| Temperature | Range | 0 to 50 Deg C ,32 to 122 Deg F |
| Resolution | 0.1 degree | |
| Accuracy | ± 0.8 Deg C, ± 1.5 Deg F | |
| Dew Point Temp. ( Humidity ) | Range | -25.3 to 48.9 Deg C |
| Resolution | 0.1 Deg C | |
| Wet bulb Temp. ( Humidity ) | Range | -21.6 to 50.0 Deg C |
| Resolution | 0.1 Deg C |
Specification
| Manufacturer | Lutron |
|---|---|
| Model No | 9904 SD |
| Measuring Parameters | Carbon Dioxide, Dew Point Temperature, Temperature, Relative Humidity, Wet Bulb Temperature |
| Carbon Dioxide | 0 to 6000 ppm |
| Accuracy | +/-5% of Reading |
| Resolution | 1 PPM |
| Temperature | 0 to +50°C |
| Accuracy | +/-0.8 Deg.C |
| Resolution | 0.1 °C |
| Relative Humidity | 5 to 95% RH |
| Accuracy | +/-3% RH |
| Resolution | 0.1 % R.H. |
| Wet Bulb Temperature | -21.6 to 50.0 Deg.C |
| Accuracy | Sum accuracy value of Humidity and Temperature Measurement |
| Resolution | 0.1 Deg.C |
| Dew Point Temperature | -25.3 to 48.9 Deg.C |
| Accuracy | Sum accuracy value of Humidity and Temperature Measurement |
| Resolution | 0.1 Deg.C |
| Display | LCD with green backlight |
| Sampling Time | Approx. 1 second |
| Operating Temperature | 0 to 50 Deg C( 32 to 122 ) Deg F |
| Operating Humidity | Less than 80% R.H. |
| Data Hold | Freeze the display reading. |
| Memory Recall | Maximum & Minimum value. |
| Data Output | RS 232/USB PC computer interface, |
| Sensors | CO2:NDIR * Nondispersive infrared sensor,Humidity: Precision capacitance sensor , Temp: Precision thermistor |
| Circuit | Custom one-chip of microprocessor LSI circuit. |
| Power Supply | AAlkaline or heavy duty DC 1.5 V battery ( UM3, AA ) x 6 PCs, or equivalent |
| Accessories | Included: Instructional Manual,Carring case, CO2 & Humidity Probe |
| Optional Accessories | RS232 cable, UPCB-02, USB cable, USB-01, Data Acquisition software, SW-U801-WIN |
| Memory Card | SD memory card. 1 GB to 16 GB. |
| Dimensions | 177 x 68 x 45 mm |
| Weight | 350 Grams |
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