Temperature Measurement Products

Impac IN 5/9 plus

Digital Pyrometer for Sapphire and Sapphire Wafer Temperature Measurement, 0 to 1500°C

Advanced Energy’s Impac IN 5/9 plus pyrometer is specially designed for non-contact sapphire and sapphire wafer temperature measurement. It features an analog output and digital interface.

  • Analog output
  • Digital interface RS232
  • Laser target light
  • Compact
  • Adjustable exposure time
  • Overview
  • Technical Specs
  • Documents
  • Accessories
  • Service & Support


The Impac® IN 5/9 plus pyrometer is designed for non-contact temperature measurement of sapphire and sapphire wafers. You can remotely configure the temperature sub range and adjust parameters. Thanks to an analog output and digital interface, you can store temperature values and data on your computer. Different optics are available for various applications.


  • Adjust exposure time
  • Remotely configure temperature subrange and pyrometer parameters
  • Use laser target light for precise alignment
  • Utilize different optics for various applications
  • Store data on your computer via a digital interface


  • High accuracy via output digital linearization
  • Analog output 0 or 4 to 20 mA
  • Digital interface RS232
  • Laser target light
  • Adjustable exposure time
  • Compact design

Select specifications are shown below. Please see product data sheet for additional specifications.

  • Temperature Ranges

    IN 5/9 plus

    0 to 1500°C
    Any range adjustable within the temperature range, minimum span 51°C

  • Measurement

    Spectral Range

    8 to 9.7 µm

    Measurement Uncertainty

    0.6% of reading in °C or 3°C (Tamb. = 15 to 30°C)
    1% of reading in °C or 5°C (Tamb. = 0 to 5 or 30 to 63°C)
    (ε = 1, t90 = 1 S, Tamb. = const.)
    Whichever value is greater ;the instrument must be at a constant ambient temperature for a minimum of 60 minutes and has to be connected to the power supply


    0.3% of reading in °C or 0.6°C (at ε = 1, t90= 1 s)
    Whichever value is greater. The instrument must be at a constant ambient temperature for a minimum of 30 minutes.

    Exposure Time t90

    0.18 s; adjustable in the pyrometer: 0.5 s; 1 s; 2 s; 5 s, adjustable via interface: 0.5 s; 1 s; 2 s; 5 s; 10 s; 30 s

    Emissivity ε

    0.2 to 1.2 switchable in the instrument (offline mode - adjustable from 0.2 to 1.0) or with the software InfraWin (online mode) in steps of 0.01

  • Optical


    Laser target light 


    Zinc-Sulfide lens (ZnS), 6 fixed optics

    Distance Ratio (FOV)

    60:1 (1.7 mm)

  • Interface and Communication


    12-pin connector


    Adjustable on the Pyrometer (in offline mode): Emissivity, exposure time, 0 to 20 mA or 4 to 20 mA analog output range, online- / offline switch

    Readable and Adjustable via Interface / PC (in online mode): Emissivity, exposure time, 0/4 to 20 mA analog output range, subrange, automatic clearing of the max./ min value storage, external clearing of the max./min value storage, clear times of the max/min value storage, address, baud rate, internal temperature °C / °F, max. / min. selection, activation of ambient temperature correction

    Analog Output

    Adjustable 0 to 20 mA or 4 to 20 mA (linear)

    Digital Interface

    RS232 (RS485 on request)

  • Environmental

    Protection Class

    IP65 (DIN 40050)

    Ambient Temperature

    0 to 63°C

    Storage Temperature

    -20 to 70°C

    Relative Humidity

    Non condensing conditions


    Approx. 0.41 kg


    Stainless steel

    CE Label

    According to EU directives about electromagnetic immunity

  • Electrical

    Power Supply

    24 V DC (18 to 30 V DC) nominal, ripple must be less than 0.5 V

    Power Consumption

    Max. 70 mA


    Max. 500 Ω at 24 V (Max. 200 Ω at 18 V)


    Power supply, analog outputs and digital interfaces are electrically isolated from each other

  • Typical Applications

    • Temperature measurement on sapphire and sapphire wafers

Specifications are subject to change without notice. Not all options and accessories are available for all models and configurations. Dimensions listed generally refer to standard configurations and module bodies only. Please confirm technical specifications and customizations with a sales representative. Advanced Energy is not responsible for errors or omissions.


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Product Support

Inside the U.S.: 1.800.446.9167 (option 2)
Outside the U.S.

Thin Film Support
Thermal Product Support
Other Technical Support

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