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Infrared pyrometers for boilers and furnaces

Customers call it an infrared pyrometer; strictly it is an infrared boiler / furnace thermometer, because what it reads is the temperature of the hot combustion gas, not a surface. One sensor design, fitted to your fuel and geometry, as a fixed instrument or a portable survey tool.

Documents

Product list

  • Fixed, continuous flue-gas temperature monitoring

    Infra-View® Infrared Boiler / Furnace Thermometer

    A non-contact infrared sensor, flange-mounted on any boiler or furnace penetration, that reads the temperature of the combustion gas itself — for startup and shutdown, slagging and fouling, heat transfer and emissions-control checks — and feeds it to the DCS as a 4–20 mA signal.

    Medium
    Combustion gases
    Range
    250°F to 3,000°F
    Note
    Passive reading, low maintenance

    Details

  • Handheld, for surveys and system evaluation

    Infra-View® Portable Infrared Boiler / Furnace Thermometer

    The same Infra-View® sensor with a battery pack, local digital readout, carrying case, tripod and mounting bracket — for taking readings at several locations before, during and after a combustion-optimization project, or checking an FGD or SNCR inlet.

    Medium
    Combustion gases
    Range
    250°F to 3,000°F
    Note
    Great for system evaluation

    Details

  • Legacy product — supported for existing installations

    Infra-View® GB/IS Generator Bus Duct Thermometer

    An encapsulated infrared sensor that watches bus-duct temperature on generators that were uprated without new bus work, and alerts operators before bus damage causes unplanned downtime. Kept available for the plants that run it.

    Medium
    Ductwork material
    Range
    0 to 1,000°F
    Note
    Easy to install

    Details

Infra-View sensor flange-mounted on a boiler wall with its cooling-air lines connected

Where it goes on the boiler

Any existing port, door or penetration with a view of the gas path: the furnace exit, the nose arch, ahead of the superheater, the economizer outlet, the FGD or SNCR inlet. The literature sheet shows the suggested locations; the installation drawing comes with the quote once we know your boiler.

Instructions and documentation