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ST-501
Indoor Air Quality (IAQ) Monitor
- Building HVAC Monitoring.
- Indoor Air Quality Survey.
- Locate Combustion Fumes.
FEATURES:
- 3 independent CO2, humidity and temperature
sensors.
- User operated CO2 calibration.
- Datalogging up to 50,000 records with fast USB
download.
- Internal back-up battery to maintain the data of
Date/Time.
- Power management IC to increase battery efficiency.
- Easy-to-use PC software or parameter setting and
data analysis.
- Building in audio CI2 buzzer/alarm.
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ST-501 |
SPECIFICATION:
CO2 Sensor- GE Dual Bean Absorption infraredTM.
Temperature /Humidity sensors.
Measurement range : 0 to 5,000 PPM.
Display resolution: +/-1 PPM
Accurancy: +/- 75 PPM or 10% of reading.
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Measurement Ranges |
Accuracy |
CO2 |
0 ~ 5,000 PPM |
+/- 75 ppm or 10% of the reading |
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Humidity |
0 ~95% RH |
2.5% at 10% to 90% RH |
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Temperature |
0ºC ~50ºC |
+/- 5ºC @ 0 ~50ºC |
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Signal Update |
Every 2 seconds |
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Warm Up Time |
< 2 minutes |
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Operation Conditions |
0ºC ~50ºC (32ºF to 122ºF), 0 to 95% RH, non condensing |
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