Quickly reach sensing goals with a digital infrared detector

07 November 2022
Digital detectors from InfraTec - flexible and intelligent.

Like all detectors from InfraTec, the digital detector is based on lithium tantalate (LiTaO3) and is used in the field of gas analysis and flame detection. It enables complete flexibility in the configuration of the detector parameters and therefore variable signal processing. In addition, it offers improved electromagnetic compatibility (EMC), as the entire signal conversion of the detector is spatially concentrated and shielded. But the PyrIQ offers a wide range of further benefits.

The detectors in this series are equipped with a clock input (pin) to synchronize the radiator and the detector clock. This means that a time signal with a highly precise sampling rate can be generated. An additional, special feature is the "fast recovery after saturation." This function detects the override due to a defective operating status and automatically resets the analog input stage.

The digital detector converts the analog signal with a 16‐Bit resolution directly into a digital signal. The analog signals can be multi‐stage adjustably filtered and strengthened. The complete signal processing is performed via an ASIC (application‐specific integrated circuit) with integrated A/D‐converter, whereby the analog input stage acts like a transimpedance amplifier. Users receive a digital measurement signal, which can be read out via a standard communication interface and processed immediately.

Two completely different detectors
The digital detector PyrIQ will expand the portfolio comprising analog detectors in the future. Which of the two variants is used, depends mainly on the complexity of the measuring tasks. Both detectors have their strengths and offer different benefits.

About InfraTech
The InfraTec infrared sensor and measurement technology company was founded in 1991 and has its headquarters in Dresden, Germany. The privately held company employs more than 200 employees and has its own design, manufacturing and distribution capabilities.

Infrared sensors, with electrically tunable filters based on MOEMS, count among the products of the infrared sensor division, next to spectrally single and multi channel infrared detectors. These detectors can be used in gas analysis, fire and flame sensor technology and spectroscopy.

With its infrared measurement business unit, InfraTec is one of the leading suppliers of commercial thermal imaging technology. In addition to the high‐end camera series ImageIR® and the VarioCAM® High Definition series, InfraTec offers turnkey thermographic automation solutions.

To contact the author of this article, email GlobalSpecEditors@globalspec.com


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