ST-502 CO2 / Temperature / RH Monitor
Desktop Indoor Air Quality (IAQ) Monitor
ST-502 is a desktop indoor air quality monitor that can measure carbon dioxide, relative humidity, air temperature, and ventilation rate.
Features
- Non-Dispersive Infrared (NDIR) CO2 sensor ensures long term stability and durability.
- 4 Measurements-CO2/CO2 Ventilation Rate/Temperature/Humidity.
- Large display.
- Easy -to-use PC software for parameter settings and analysis.
- Fast USB download.
- CO2/Temperature/Humidity high,low alarm setting.
- Set on the table or wall-Mounted (use 1/4”tripod nut).
- Power adaptor AC 100V~240V to DC 12V/1.0A
Technical Specifications
- Carbon Dioxide
- Type: Non-dispersiveinfra-red (NDIR)
- Measurement Ranges: 0 - 9999 PPM
- Accuracy: ±5% of reading or ±75ppm.(0-2000ppm, others out of scale range)
- Resolution: ±1ppm
- Response Time: Typical 2 minutes by 90%
- Temperature
- Type: Thermistor
- Measurement Ranges: 0℃ - 50℃ / 32˚F~122˚F
- Accuracy: ±1.0˚C/±1.8˚F
- Resolution: 0.1˚C/0.1˚F
- Response Time: Typical 1 second
- Relative Humidity
- Type: Capacitive
- Measurement Ranges: 5 - 95% RH
- Accuracy: ±3.0%RH (20~80%); ±5.0%RH (80%)
- Resolution: 0.1%
- Response Time: Typical 4 seconds
General Specifications
- Read value display: Triple-display LCD monitor
- Display unit: ℃/℉, PPM, %RH
- Maximum value/Minimum value
- Alarm function
- Memory can store a maximum of 17,000 data entries.
- Record time interval: 5 seconds/10 seconds/1 minute/5 minutes/10 minutes/30 minutes/1 hour/2 hours
- Operating power consumption: 2.4W
- Power adaptor AC 100V~240V to DC 12V/1.0A.
- Internal backup battery to maintain date/time setting.
- Operation condition: 0-50˚C (32-122˚F), 5-95%RH(non-condensing).
- Storage temperature & Humidity: -10~60˚C (14~140˚F) ≦70%RH.
- Supported operating systemsL XP/Windows 7/Windows 8.1/Windows 10
- Weight: Approximately 190 grams
- Dimensions: 89 x 62 x 128 mm (L x W x H)
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