MCH-383SD CO2 /HUMIDITY/TEMP. MONITOR
SD Card real time data logger, Patent
CO2 /HUMIDITY/TEMP. MONITOR
Model : MCH-383SD ISO-9001, CE, IEC1010
FEATURES
* Monitor with real time data logger, save the measuring data along the time information ( year, month, date, hour, minute, second ) into the SD memory card and can be down load to the Excel, extra software is no need. user can make the further data or graphic analysis by themselves.
* Show CO2 ( Carbon dioxide ), Humidity and Temperature value in the same LCD.
* NDIR method principal for CO2 ( Carbon dioxide ) measurement, available for long term operation. high repeatability and high accuracy.
* 0.1 %RH resolution for the humidity reading, 0.1 degree resolution for the Temp. reading.
* Used the precision capacitance type humidity sensor, professional and high accuracy.
* SD card capacity : 1 GB to 16 GB.
* Large LCD display, easy readout.
* Microcomputer circuit, high reliability.
* Low power consumption and long battery life when use battery power.
* Power supply from AC.DC 9V adapter in.
* RS232/USB computer interface.
* RS232/USB computer interface
ELECTRICAL SPECIFICATIONS (23±5°C. )
CO2 ( Carbon dioxide ) |
Range | 0 to 4,000 ppm |
Resolution | 1 ppm |
Accuracy
| ± 40 ppm * ≤1,000ppm . |
± 5% of reading * > 1,000ppm ≤ 3,000ppm | |
± 250 ppm typically * > 3,000 ppm, reference only |
Humidity |
Range | 10 % to 90 % R.H. |
Resolution | 0.1 % R.H. |
Accuracy
| ≥70% RH : ± (4% reading + 1% RH). < 70% RH : ± 4% RH. |
Temperature |
Range | 0 ℃ to 50℃ ,32℉ to 122℉ . |
Resolution | 0.1 degree |
Accuracy | -℃± 0.8℃ , -℉ ± 1.5 ℉. |
PATENT | CHINA : ZL 2008 2 0189918.5 ZL 2008 2 0189917.0 TAIWAN : M 358970 M 359043 Germany : Nr. 20 2008 016 337.4 JAPAN : 3151214 U.S.A. : Pending |