13
PC CONNECTION
The meter can do PC link for
data analysis
on-line
logging and via RS232
interface and software.
The protocol is as follows.
B. Format (ASCII)
Model IAQ50
Cxxxxppm:Txxx.xC(F):Hxx.x%:
dxxx.xC(F):wxxx.xC(F) LRC CRLF
Description: $CO :Air:RH:DP:WBT LRC
2
CRLF
A. 9600 bps, 8 data bits, no parity.
SPECIFICATION
IAQ50
CO
2
Temperature
Humidity
Range
Resolution 1 ppm
Pressure +1.6% reading per kPa
Dependence from normal pressure, 100kPa
Range 14°F-140°F (-10.0-60.0°C)
Resolution 0.1°F / 0.1°C
Accuracy +0.9°F / +0.6°C
Range 0.0-99%
Resolution 0.1%
Accuracy +3% (10-90%) +5% (others)
Warm Up 30 seconds
Operating 32°F-106°F (0-50°C), 0-95%RH
(avoid condensation)
Storage 68°F-140°F (-20-60°C), 0-99%RH
(avoid condensation)
Power 12V adaptor
0-2000ppm, Accuracy +50ppm
+5% Reading
2001-9999 Accuracy (not specified)
deviation