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Thermo 51i Total Hydrocarbon Analyzer Thermo Scientific Get Quote



Measure total hydrocarbons in emissions from a source using the Thermo Scientific™ Model 51i Total Hydrocarbon Analyzer. The Model 51i utilizes Flame Ionization Detector (FID) technology to provide a wide linear range and sensitive detection of organic compounds. Available in both high-temperature and low-temperature versions.

Key Features

  • Flash memory for increased data storage and user downloadable software
  • Enhanced user interface with one-button programming and large display screen
  • Ethernet connectivity for efficient remote access
  • Reporting of alarm conditions
  • Temperature controlled detector oven and sampling system
  • Real-time correction of THC readings
  • Enhanced electronic design for optimized product commonality
  • Adjustable ranges

Technical Specifications

Flow Rate 0.75 to 1.5L/min.
Inputs 16 Digital Inputs (standard), 8 0 to 10VDC Analog
Linearity ±2% of span (at concentrations of 10% to 150% of span)
Mounting Options Bench mounting (standard); Ears and handles, EIA;
Outputs Selectable Voltage, RS232/RS485, TCP/IP, 10 Status Relays, Power Fail Indication; 0 to 20 or 4 to 20mA Isolated Current Output (optional)
Precision 2.0% of reading or 0.1ppm (whichever is larger)
Response Time 15 seconds at 1 second averaging time
Span Drift (24 Hours): <2% of range or 0.20ppm
Temperature Operating 59° to 95°F
Zero Drift <0.50ppm/day
Zero Noise 0.025ppmc RMS
Approvals and Certifications ETL, CSA, UL, CE
Depth 23 in
Detection Limits 0.050ppm (10 second averaging time)
Measurement Ranges Preset Ranges: 0 to 1, 10, 100, 1,000, 5000, and 10000ppmc; Custom Ranges: 0 to 1 to 10000ppmc