I、Multi Mix Gas Analyzer Functional Specifications  

• Types of gases that can be analyzed：hydrogen (H2), argon (Ar), helium (He), nitrogen (N2), carbon dioxide (CO2), various mixed gases.
• The composition of the analyte and the lowest detectable concentration (QDL)：H2, Ar, N2, CH4, CO, CO2, N2O.  QDL is <10ppb.
• Total Hydrocarbons (THC) Minimum Detectable Concentration (QDL)：<10ppb.
• The relative standard deviation (RSD) of the five-repeated analysis of the standard composition of the analyte (5ppm)：1~2%.

  II、Multi Mix Gas Analyzer Hardware Specifications  

    A. Chromatography System

• Electronic Flow Control (CGM)：Standard specification for carrier gas, detector flow, auxiliary gas, backflush gas, and heart cut gas.
• Oven temperature operating range and accuracy：35℃~200℃.
• It can be configured with 3 independent temperature-controlled incubators, 3 detectors and 3 sets of independent temperature-controlled sample injection systems.
• Finger-Tight style string connection, no tools required for string replacement.
• Injection volume：0.06ul~5ml.

    B. Detectors and Control Systems

     1. Pulsed Discharge Detector (PDHID)：

• Universal non-destructive helium photoionization detection mode.
• Helium photon energy：13.5~17.7eV.
• 最Minimum detection volume：low ppb and can analyze non-corrosive or corrosive gases.
• Linear range：greater than 10⁵

     2. Flame Ionization Detector (FID)：

• Electronic Flow Control (EPC)：Controls the flow of hydrogen, air, make-up gas.
• Minimum detection：less than or equal to 1.8pg (10^-12g) carbon/sec. Linear dynamic range：≧10⁷

     3. Thermal Conductivity Detector (TCD)：

• Electronic Flow Control (EPC)：Controls the flow of reference gas, make-up gas.
• Minimum detection volume：better than 400x10^-12g hydrocarbons/ml.  Linear dynamic range 10⁵.
• Programmable setting of signal change output time.

    C. Output Signal

• Analog output 0-1V or 4-20mA(option).
• Various communication protocols.