Tenmars ST-501 CO2 / Temperature / RH Monitor

AUD $695.00 • ( AUD $764.50 inc. GST )

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Tenmars ST-501 CO2 / Temperature / RH Monitor Features:

  • Measure CO2, CO2 Ventilation rate, Temperature and Humidity
  • Data logging with fast USB download (50,000 records)
  • Fast USB download (50,000 records in less than 10 seconds)
  • Three Independent CO2, humidity and temperature sensors
  • Internal back-up battery to maintain Date/Time data
  • Built-In audio CO2 buzzer/alarm
  • Easy- to-Use PC software or parameter settings and data analysis



Tenmars ST-501 CO2 / Temperature / RH Monitor

The Tenmars ST-501 with it’s non-dispersive infrared (NDIR) sensor measuring CO2, CO2 ventilation rate, temperature & humidity while ensuring long-term stability and durability.

The Tenmars ST-501 CO2 / Temperature / RH Monitor is ideal for building HVAC monitoring, indoor air quality surveying or locating combustible fumes.

Providing a large easy-to-read display, internal CO2 alarm buzzer and inbuilt parameters capable of adjusting CO2 reading for altitude changes, the Tenmars ST-501 is suitable for use in most environments.

The ST-501 also offers data logging of up to 50,000 records and fast USB download (under 10 seconds), with easy-to-use PC software perfect for data analysis.

Tenmars ST-501 Applications:

• Building HVAC monitoring

• Indoor air quality survey

• Locate the presence of combustion fumes from vehicles and appliances

Tenmars ST-501 Specifications:

CO2: 0 to 9999 PPM (2001 to 999ppm over range), accuracy of ±75 PPM or 8% of reading (0 to 2000ppm)

Humidity: 0 to 100 RH, accuracy of 2.5% at 10% to 90% RH

Temperature: 0°C to 70°C, accuracy of ±1°C at 25°C

Signal Update: every 2 seconds

Warm Up Time: < 2 minutes

Operating Conditions: °C to 50°C (32°F to 122°F), 0 to 90% RH non-condensing

Power Supply: 4 x type ‘AA’ Alkaline batteries

Battery Life: approx 24 hours

External Power Supply: 6V DC 0.5A

Weight .5 kg

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