NH3 CH4 Gas Analysers

General Specification   Display : High resolution : High resolution 7 inches Color Touch screen display Operational power : 220VAC 50/60 Hz Data Memory : over 4 Giga Byte 2 USB ports for the data collction and External keyboard/Mouse Bulit-in sampling pump : Sample flowrate 1~5 liter/min   Operating System Max memory 4GB, DDR3 CPU Linux OS Slot 2, Intel chipset, High speed USB 3.0, Graphyic (On-borad VGA D-SUB) Giga byte LAN   Operation condition of detection unit - Important : Reference conditions, external: 20°C – 23°C, 920 -1020 hPa,RH40~50% Principle of detection - Tunable Diode Laser Absorption Spectrometry (TDLAS) Wavelength (µm) : CH4 : 1.2 Range : 0~100 ppm ,1000, 10000 ppm NH3 : 1.5 Range : 0~100 ppm, 500, 1000 ppm CO2 : 1.6 Range : 0~100,3000~30% ** Ranges are changeable according to the ordered specification Displayed resolution : 0.1 ppm (negative values can also be displayed) Accuracy : ± 2% of reading or, ± 2 ppm whichever is larger Zero drift : over 2 h period - 2% reading Span drift : over 8 h period - within Accuracy Max. error on temp. comp of reading/°C : < 0.1 % Linearity - included in the accuracy Cross talk/interference - Gas matrix and application dependent Ambient temp. compensate : Type A : CH4 : -30~60 °C , NH3 & CO2 : -20~60°C Type H : NH3 : -20 ~55°C * A: For Ambient sample H: For Heated sample Meas. gas max. humidity abs. H20 % application dependent, needs calibration Weight : about 10 kg, Case material : Anodized white aluminium Dimension : 19 Inches Rack mountable / Table Top Depth 600 (mm) Signal Analog output : 4-20 mA ( depends onf factory range set)   Optional Information- Payment : L/C- Payment Price : 0 USD- Origin : Korea- Minimum Order : 1- Packaging : Ex Standard- Inspection : M final- Samples : Not Avaliable- Sample Price : 0 USD