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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 Tenmars 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
