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Agasthya 2013 Series Dual Pass Transmissometer Dust Monitor BI 7000

Agasthya 2013 Series Dual Pass Transmissometer Dust Monitor BI 7000 is an optical instrument designed to measure the concentration of dust or particulate matter suspended in exhaust gas passing through a duct or stack of industrial process.

Dust Monitor uses the double pass transmission measurement technology. Light beam emitted from the transmitter passes across the stack to a reflector, which then return the light to the transceiver where the intensity of the received light is measured.

When calibrated against standard reference measurements, the amplitude of this signal relates directly to the particulate concentration in the stack, and can be used to present a reading in mg/m³. The advantage of is that it is significantly less susceptible to drift with time, temperature or dirtying optics, than traditional dust monitors.

The BI-7000 has no moving parts and with SS body is of rugged design and has an excellent reliability record. With minimum maintenance and excellent performance BI-7000 dust monitor is best suited for dust concentration measurement.

Transmitter are supplied with an air purge facility which when connected to a high volume source of instrument quality air will resist particle deposition on the lenses for accurate measurement.

  • Direct measurement in exhaust flue gas flow – In situ
  • Dual Pass for accurate reading
  • Unit programmable in mg/m3, mg/Nm3, % Opacity
  • RS 485, MODBUS protocol
  • Rugged design with no moving parts so low maintenance
  • Green LED source for long lifetime stability
  • IP65 rating Enclosure
  • The best price performance on the market – designed with user requirements foremost in mind
  • Path Length
  • 1 – 20 m flange to flange separation
  • Measuring Range
  • 0 -1000 mg/m3 user selectable
  • Units of measurement
  • mg/m3, mg/Nm3, % Opacity
  • Accuracy
  • ±1% relative to the maximum range
  • Resolution
  • 1mg/m3
  • Drift with Temperature
  • ±1% over any 20°C in the operating range
  • Operating Wavelength
  • 510 – 540 nm Green LED
  • Stack Temperature
  • 300° C
  • Power Supply
  • 110 – 230 VAC
  • Air Supply
  • 5 – 10 m3/hr Flow & 500 mbar Pressure. Must exceed maximum stack pressure.
  • Air Inlet Connection
  • 1” BSP threaded
  • Output
  • 4 – 20 mA Analog output
  • Digital Interface
  • RS 485, MODBUS protocol
  • Mounting
  • Wall
  • Electronic Unit Enclosure Rating
  • IP 65
  • Tx & Rx Junction Box Rating
  • IP 65
  • Cable
  • 2 core screened cable of 0.5mm2,
    8 meters between Tx & Rx
    6 core screened cable of 0.5mm2,
    25 meters between Rx & Electronic Unit
  • Ambient Temperature
  • -20 to 50° C
  • Operating Humidity
  • 5 – 95%
  • Aluminium
  • Cement
  • Distillery
  • Fertilizers
  • Iron & steel
  • Oil refinery
  • Petrochemical
  • Power Plants
  • Thermal Power Plants
  • Sugar
  • Tannery
  • Zinc
  • Copper
  • Biomedical waste Incinerator
  • Common Hazardous Waste Incinerator
  • Boiler