brainco_cerex_airsentryDatasheet | Brochure | Guía de producto

Este analizador Cerex FTIR multi-gas puede ser configurado para monitorear lineas de visión desde 5 a 1000 metros y elimina la necesidad de muchos sensores putuales, análisis de laboratorio, etc.

Detecta hasta 385 compuestos, 100+ HAPs, incluyendo acidos, VOCs, SVOCs, fluorocarbonos, CFCs, solventes, hydrocarbonos, gases de combustion, GHGs, compuestos organicos.

Algunos ejemplos de aplicaciones pueden incluir refinerías, incineradores, polos industriales, otras industrias petroquímicas, cementeras, minería, remediación medioambiental o monitoreo ambiental y de calidad de aire, etc.

Opción: HAZLOC Z-Purge.

Cerex AirSentry FTIR Technical Specifications
General Parameters
Part Number 282000
Analyzer Type Multi-gas monostatic open path analyzer convertible to multi-gas point analyzer.
Technology FTIR
Performance Simultaneous analysis of up to 50 gas compounds
Measurement Principle Beer-Lambert Law
Measurement Technique Classical least squares regression, optional PLS
Maximum Open Path Installation Distance 1000 meters linear separation
Maximum Open Path Optical Sample Length 2000 meters
Operating Temperature -40C°-55C° with optional integrated heater
Storage Temperature -40C°-60C°
Power Supply 100 to 240VAC/50-60Hz
Power Consumption 1100W Max
Instrument Cooling No-maintenance thermoelectric instrument air conditioner.
Alignment Mechanism Heavy duty gear driven pan and tilt head (PN 282264) or intelligent automated motorized positioner
Installation Fixed mount or tripod mount (open path analyzer mode)
Bench-top (point analyzer mode)
Dimensions (with telescope) 107 x 55.7 x 59.1 cm , (42.11″ x 21.93″ x 23.27″)
Weight (with telescope) 70.3 Kg, 155 lbs
Measuring Parameters
Concentration measurement accuracy ±3 % Reading TYP realtime
Concentration measurement precision ±3.5 % Reading TYP realtime
Interferent Mitigation Proprietary real time spectral subtraction and residual subtraction
Zero point calibration Simultaneous dual mode natural zero and/or synthetic zero on gas by gas basis.
Zero calibration interval (natural mode) Automated intelligent zero acquisition, user defined schedule. TYP 24 hours.
Zero drift (natural mode) <2% of measuring range per zero point calibration interval.
Zero calibration (synthetic mode) Automated real time intelligent zero determination.
Zero drift (synthetic mode) None
Zero intensity drift (synthetic mode) None
Span calibration Inherent calibration, span calibration not required
Linearity deviation <2% of measuring range
Linearity correction Linear to sixth order polynomial correction equation
Dynamic Range Enhancement Multi-reference automatic ranging with linearity correction on gas by gas basis
Temperature drifts <2% of measuring range per 10K temperature change
Pressure influence <1% change of measuring value for 1% sample pressure change. Ambient pressure changes measured and compensated
Sample pressure range (Open path mode) Ambient, temperature and pressure compensation
Sensitivity drift None
Real Time Operational Software
Real Time Operating Software Cerex Continuous Monitoring Software (CMS)
Operating System Windows 7, 8, 10
Post Collection Analysis Software Cerex Data Processor
Operating System Windows 7, 8, 10
Resolution User selectable: 0.5cm-1, 2cm-1, 4cm-1, 8cm-1, 16cm-1, 32cm-1
Scan frequency 6 scans/s @ 32 cm-1
Detector Stirling Cooled MCT
Detector temperature 77 K
Source SiC, 1550K
Beam splitter ZnSe
Window material ZnSe
Wave number range 600-4200 cm-1
Temperature stability < 1% per C⁰
Frequency repeatability < 0.001 cm-1 @ 1918cm-1
Frequency accuray < 0.06 cm-1 @ 1918cm-1
Short term stability < 0.09%
Maximum signal to noise ratio 50,000: 1 (RMS, 60s, 4 cm-1, at peak response)
Signal sampling 24-bit ADC
Open Path Telescope
Type Cassegrain
Mount Quick mount dovetail
Mirrors Gold coated
Internal Quality Assurance Cell
Part Number QAC13
Type Internal linear multi-pass cell permanently mounted in beam path. External window removable.
Standard material Aluminum, Stainless steel
Window material ZnSe
Gasket material Viton
Calibration gas inlet 6mm (1/4″) Swagelok
Calibration gas outlet 8mm (3/8″) Swagelok
Path Length 15 cm
Volume 0.109 L
Maximum sample pressure 1 PSI
Pressure and temperature measurement Integrated pressure and temperature sensor compensation
Digital Interface RJ45 LAN Port for local or internet based remote control using MODBUS TCP or VNC. Industrial external wireless option available. Type A USB for data retrieval and peripheral accessories.
Power Connection MIL-C-26482 environment resistant circular Amphenol PT series.
A/D Converter Dynamic range 109 dB
Signal Processor Dedicated FPGA and 32-bit floating point 1500MFLOPS CPU
Integrated Computer Embedded industrial PC
External Sample Cell Various cells available to convert from open path to point analyzer mode.
Automated Motorized Positioner Intelligent automatic multi-path positioner: Operator programmable path scanning or dynamic path scanning based on meterological conditions.
Integrated Wind Mapping Three dimesnional ultrasonic anemometer with temperature measurement. Data integrated into CMS data tables and available via MODBUS.
Integrated Data Acqusition External ports with data integration for particulate or ancillary analyzers.
Data Output MODBUS over RS-232, RS-485, or TCP-IP
RF Steaming Data Serial or TCP-IP wireless adapters available.
Regulatory Monitoring Compliance
Open Path Mode USEPA Compendium Method TO-16:
Long-Path Open-Path Fourier Transform Infrared Monitoring Of Atmospheric Gases, Compendium of Methods for the Determination of Toxic Organic Compounds in Ambient Air
Point Analyzer Mode USEPA Method 318:
Extractive FTIR Method for Measurement of Emissions from Mineral Wool and Wool Fiberglass Industries.
  USEPA Method 320:
Vapor Phase Organic and Inorganic Emissions by FTIR
  USEPA Method 321:
Determination of HCl for Portland Cement Industries
  USEPA Performance Specification 15 for Extractive FTIR CEMS in Stationary Sources
  NIOSH Method 3800:
Organic and Inorganic Gases by Extractive FTIR Spectrrometery
  ASTM Method D6348-03:
Determination of Gaseous Compounds by Extractive Direct Interface Fourier Transform Infrared Spectrosopy