Carbon Compound Instruments
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​Model T801

with NumaView™ Software

​​NDIR CO2 Analyzer​



  • CO2 Range: 0-20%, user selectable
  • Dual ranges and auto ranging
  • Large, vivid, and durable color graphics display with touch screen interface
  • Ethernet, RS-232, and (optional) USB com ports
  • Front panel USB connections for peripheral devices and firmware upgrades
  • 8 analog inputs (optional)
  • Adaptive signal filtering optimizes response time
  • Temperature & pressure compensation
  • Comprehensive internal data logging with programmable averaging periods
  • Ability to log virtually any operating parameter
  • Two-year warranty​


​The following table provides a list of items that  need regular maintenance to ensure your product remains in good working condition.

Particulate FilterReplaceWeekly or as neededNo10.3.1
Verify Test FunctionsRecord and analyzeWeekly or after any Maintenance or RepairNo11.1.2
Pump DiaphragmReplaceAnnuallyYes10.3.2
Perform Flow CheckCheck FlowAnnuallyNo10.3.4
Perform Leak CheckVerify Leak TightAnnually or after any Maintenance or RepairNo10.3.3
Pneumatic linesExamine and cleanAs neededYes if cleaned 
ChassisWipe downAs neededNo 
 ​  ​


SAL000065C - T801.pdfT801 Specification1097 KB
T SERIES_6PG.BROCHURE_2018_web.pdfT Series with NumaView Brochure9567 KB
T801 Manual_07274.pdfT801 Manual7491 KB


0 - 20% full scale range (user selectable, dual ranges supported) ​
Zero Noise < 0.02%  (RMS)
Span Noise < 0.1% of reading (RMS)
Lower Detectable Limit 0.04% ppm
Zero Drift < ±.02 %/24 hours
< ±. .05%/7 days​
Span Drift < 0.1% / 7 days
 Rise/Fall Time​​
< 60 seco​​​​​nds to 95%
Accuracy <± (1.5% of range+ 2 of reading)
 Humidity Range 
0-95 % RH
​​     Pressure Range
​25-31 in HG
Power Requirements 100V-120V, 220V-240V, 50/60 Hz
Analog Output Ranges 10V, 5V, 1V, 0.1V (selectable)
Recorder Offset ±10%
Included I/O 1 x Ethernet: 10/100Base-T
2 x RS232 (300-115,200 baud)
2 x USB device ports
8 x opto-isolated digital outputs
6 x opto-isolated digital inputs
4 x analog outputs
Optional I/O 1 x USB com port
1 x RS485
8 x analog inputs (0-10V, 12-bit)
4 x digital alarm outputs
Multidrop RS232
3 x 4 - 20mA current outputs​
Operating Temperature Range 5 - 40ºC 
Dimensions (HxWxD) 7” x 17” x 23.5” (178 x 432 x 597 m​m)

Specifications are subject to change without notice.
All specifications are based on constant conditions.​

28 lbs (12.7 kg)​



​The Model T801 CO2 analyzer measures Carbon Dioxide using state of the art NDIR sensing technology.  This design produces an excellent, rugged product designed for extractive CEM or RATA applications.

All T Series instruments offer an advanced color display, capacitive touch screen, intuitive user interface, flexible I/O, and built-in data acquisition capability.  All instrument set up, control and access to stored data and diagnostic information is available through the front panel, or via RS232, Ethernet, or USB com ports, either locally or by remote connection. 

The Model T801comes with the NumaView™ Software. NumaView™ Remote PC Software allows for a remote connection with virtual interface and data downloading capability to analyzers operating NumaView™ Software​.