• System comprises mobile Gas Analysis Rack complete with O₂ and CO₂ measurement. PLC control system for burners with fully automated test and calibration sequencing
• Flow measurement utilising bi-directional probe and differential pressure transducer
• Gas sampling probe
• Temperature measurement at 3 different locations inside the measuring tube
• Burners fitted with flash-back protection and electronic flame sensors with safety cut-off system for enhanced safety
• Optimum sized hood and insulated ducting to transport all combustion gases
• Data Acquisition system
• Complete operating instructions
• CE compliant

Options

Select from the following to meet your specific requirements

Complete mobile gas analysis rack


• To allow calculation of Rate of Heat Release using the oxygen consumption principle,       supplied with gas transfer lines.
• Re-useable heated ceramic filter heated to 200^OC + temperature control
• Heated sampling line (9m) with replaceable PTFE core heated to 120^OC to prevent      condensation of combustion gases
• O₂ & CO₂ analysers fitted with connectors to connect and disconnect the unit quickly for   other applications. [Unit is suitable for ISO 5660 (Cone Calorimeter), ISO 9705 (Room Corner Test), EN 13823 (SBI) and many other test methods]
• Cooler unit which reduces sample gas temperature to 5^OC (water and water soluble components such as HCl, HCN, etc. are extracted)
• Further sample conditioning (filter, sensor, drying agent)
• Pressure compensation
• CO₂ correction to O₂ signal
• High quality PTFE tubing used throughout
• Thermostatic temperature control of the gas analysis rack
• Alarm system
• Only one calibration gas required (3.5 vol % CO₂, balance gas N₂)
• Automatic calibration (if PLC and software ordered)
• Automatic status reporting in the software (if PLC and software ordered)
  
  Smoke Measurement using Helium neon laser system
  
  
• 0.5mW helium neon laser
• Silicon diode detectors
• Large dynamic range dual signal amplifier integrated to control system
• Purging air baffling tubes to reduce soot deposition on optics
• Laser system holder in stainless steel with: a brace to fit around the ducting, holder for             laser and detector and an adjustable support for the holder.
  
  Alternative Smoke Measurement using white light system
  
  
• transmitter
• controller
• receiver (linearity = 3.5 decades)
• logarithmic amplifier with connector
• holder in stainless steel comprising a brace to be fitted around the exhaust duct, holders for the receiver and transmitter and an adjustable support for the holder
• coated glass to protect the white light system from soot deposits
• easy access to optics for cleaning
• calibrated, with certificate
  
  Hood, collector and ducting
  
  
• Double sheeted hood (2^nd hood inside 1^st hood for total extraction of all combustion products) 1500mm long x 1000mm wide x 1300mm high constructed from RVS 304 1.5mm thick
• Flange to make connection to the plenum chamber
• Exhaust duct 315mm id, fully insulated, 2mm thick stainless steel (INOX-304) min. length 4300mm (in 4 sections with flanges and insulation rings) fitted with initial guide vanes, and guide vanes at the end of the measuring section of the ducting
• Bi-directional probe
• Gas sampling probe
• Three 0.5mm K-type insulated thermocouples for fast response time
• Stainless steel holder to position the smoke measuring system
• Additional flange to connect to any other exhaust devices.
• OPTION: Only measurement section of the ducting insulated
  
  Pressure measurement
  
  
• Electronic pressure system to measure pressure difference, including digital readout screen and support, automatic zero adjustment and fittings.
  
  Burner Control and Data Acquisition System
  
  
• Burner Control
• Gas circuit for propane including manual ball valve, particle filter, high quality Mass Flow Controller, electromagnetic valve, flame arrestors, piloted ignition
• Gas circuit for air including manual ball valve, oil separator, particle filter, high quality Mass Flow Controller, electromagnetic valve, flame arrestor
• The gas circuits are designed so that the burner can provide a gas mixture corresponding to a heat release of between 20kW and 50kW accurate to within 1%
• High Quality Programmable Logic Controller (PLC) for control, test sequencing, automated calibration and data acquisition
• Both Mass Flow Controllers are controlled via the PLC by the software
• Electrical facilities include power on, service switch, emergency stop, and all appropriate electrical services.
• Pushbutton control panel for ease of control of the system (independent from computer. software
  
  Data Acquisition
  
  
• 20 channel PLC
• Automatic calibration of gas analysis rack
• Automatic test/calibration sequencing
• Status check of apparatus before commencement of test
• Sequencing of burner ignition system and burners
• OPTION: Tele-service module (allows remote servicing/updating of PLC-software)
  
  Data Processing Software
  
  
• Software for Windows environment (95, 98, 2000 & NT)
• Real time calculation of heat release and smoke production
• Automatic processing of data to calculate heat release, FIGRA, SMOGRA, etc. with built-in checks
• Automatic processing of calibration data with built-in checks
• Facilities for customised settings
• Configurable in several languages
• Automatic report generator enters all relevant information in a user-defined template
• Control of burner level (accurate to within 1% between 20kW and 50kW)
• Status report of apparatus
• Control of automatic calibration
• Other time-saving features
  
  Requirements
  
  
• Electrical supply 230V 50Hz
• Air flow (8,000 + 500)l/min at (20+ 10)^OC to the test chamber
• Propane supply capable of giving a flow rate to the burner of 1100mg/s (for 50kW)
• Air supply capable of giving a flow rate to the burner of 3800mg/s (for 50kW)