The Optris CT 1M pyrometer accurately measures temperatures from 485 °C to 2200 °C across different variants. Its specialized spectral range, compact size, and rapid response time suit hot metal applications. These pyrometers are ideally suited for employment in high-temperature measurements of metals, metal oxides, and ceramics. The short measuring wavelength of the infrared pyrometer additionally decreases measuring deviations during low or changing emissivities. Optris especially recommends short-wavelength pyrometers for their resilience against these factors, ensuring consistent performance, especially in hot metal processing. The pyrometer series offers adaptability with various versions offering different temperature ranges and analog or digital outputs. Optional accessories enhance functionality, meeting diverse industrial needs.
Precise temperature measurements are crucial in laboratory environments, especially when employing pyrometers. However, industrial settings pose unique challenges that can affect temperature accuracy. Optris recommends the use of short-wavelength pyrometers due to their insensitivity to emissivity variation and high optical resolution, ensuring consistent performance across real-world conditions, particularly in hot metal processing applications. Engineers should consider wavelength selection alongside calibration accuracy, optics quality, and temperature range to mitigate potential deviations when measuring metallic targets, including emissivity changes, reflections, and misalignment.
The Optris CT 1M pyrometer is meticulously engineered to accurately measure temperatures ranging from 485 °C to 2200 °C. This infrared sensor is available in different variants, each with a specific temperature range: 1ML (485 °C…1050 °C), 1MH (650 °C…1800 °C), and 1MH1 (800 °C…2200 °C).
With its specialized spectral range of around 1.0 µm, the InGaAs detector ensures accurate temperature measurements in hot applications. The pyrometers compact infrared measuring head allows for easy installation in tight spaces, facilitating cost-effective mechanical integration. This thermal non-contact sensor finds frequent use in hot metal applications such as steel, tungsten, iron, nickel, and semiconductors.
The CT 1M supports a distance-to-spot size ratio of up to 75:1, ensuring precise temperature measurements even from a distance. IR thermometers compact size and temperature resistance of up to 100 °C make it suitable for integration into heavy machinery. Fast processes can be effectively monitored with a rapid response time of just 1 ms.
A significant attribute of such an infrared thermometer is its precise non-contact temperature measurement facilitated by separate electronics. The interface includes easily accessible programming keys and an LCD. The pyrometers stainless steel housing enhances durability and is suitable for varied industrial settings.
The Optris CT 1M series infrared sensor emphasizes adaptability. The electronics box offers a range of analog and digital outputs, including 0/4 – 20 mA, 0 – 5 V, 0 – 10 V, thermocouple (type K or J), USB, RS485, RS232 interfaces, relay outputs (2 x optically isolated), Profibus DP, ProfiNet, and Ethernet, Ethernet/IP. This adaptability ensures seamless integration into machinery, enhancing utility across various applications and providing users with versatility.
Enhance the functionality of the infrared sensor with a range of optional accessories designed to meet diverse industrial needs. The mounting fork ensures secure and stable installation, providing a reliable foundation for continuous temperature monitoring. Utilize the sighting tube for precision targeting and improved accuracy in specific applications. The close-focus lens expands the series’ capabilities by enabling detailed temperature measurements on small or distant objects. The air purge accessory safeguards the temperature sensor from contaminants to maintain the optical path in harsh environments. Additionally, the cooling jackets optimize performance in elevated temperature conditions, ensuring consistent and accurate readings. These optional accessories augment the versatility of the Optris CT 1M series, offering tailored solutions for varied industrial scenarios.
Engineered to withstand even the harshest conditions, the CT 1M pyrometer ensures accurate temperature measurements even in demanding environments. The pyrometers thermal shock-resistant design guarantees consistency despite fluctuations in ambient temperature. The robust stainless steel measuring head simplifies integration into confined spaces, making the infrared sensor suitable for various applications. The pyrometers exceptional temperature resistance allows seamless operation in ambient temperatures up to 100 °C without supplementary cooling, positioning the IR sensor as an optimal solution for high-temperature environments. The CT 1M’s distinctive thermal shock-resistant design guarantees repeatability with ambient temperature changes. Manufactured in Germany to meet high-quality requirements, such thermal sensors thrive in the most challenging conditions. The fixed-mounted design ensures stability and accuracy over extended periods, making the CT 1M an essential tool for critical industrial processes.
Optional accessories enhance the functionality of the infrared sensor, meeting diverse industrial needs. The mounting fork ensures secure and stable installation for continuous temperature monitoring, while the sighting tube improves targeting precision and accuracy. The close-focus lens enables detailed temperature measurements on small or distant objects, and the air purge accessory safeguards the temperature sensor from contaminants in harsh environments. Cooling jackets optimize performance in elevated temperature conditions, ensuring consistent and accurate readings. These optional accessories augment the versatility of the Optris CT 1M series, offering tailored solutions for varied industrial scenarios.
In summary, the Optris CT 1M series pyrometer combines precision, adaptability, and durability to facilitate non-contact temperature measurements. Whether capturing quick manufacturing processes or operating in challenging conditions, the IR pyrometer is a reliable and efficient solution for diverse industrial applications.
| MODEL | CT 1ML | CT 1MH | CT 1MH1 |
| DETECTOR | |||
| Detector | Si | ||
| Measurement Principle | Single Color | ||
| Spectral Range | 1.0 µm | ||
| Response Time / Exposure Time | 1 ms | ||
| Sampling Frequency | 1000 Hz | ||
| Exchangable Sensing Head | yes | ||
| OPTICAL | |||
| Distance to Spot ratio (D:S) | 40:1 | 75:1 | |
| Spot size (SF optics) | 40 mm at 1600 mm | 21.3 mm at 1600 mm | |
| Other optics (FF/CF optics / add. CF lens) | CF: 2.7 mm at 110 mm | CF: 1.5 mm at 110 mm | |
| Focus | fixed | ||
| SIGHTING | |||
| Laser Sighting / Video Sighting | none | ||
| MEASUREMENT | |||
| Object Measurement Range | 485... 1050 °C | 650 ... 1800 °C | 800 ... 2200 °C |
| Accuracy | ±0.3 % of reading +2 °C | ||
| Repeatability | ±0.1 % of reading +1 °C | ||
| Thermal Sensitivity (NETD) | 100 mK | 140 mK | 85 mK |
| Warm-up time | none | ||
| Emissivity /Transmissivity/ Reflectivity | 0.100 – 1.100 | ||
| INTERFACES & SIGNAL PROCESSING | |||
| Interface | USB / RS232 / RS485 / Profibus / Ethernet / Relay | ||
| Direct output/input | 0-20 mA / 4-20 mA / 0-5 V / 0-10 V / t/c (K/J) | ||
| Compatible Software | Compact Connect, IRmobile | ||
| GENERAL | |||
| Size (Sensing head) | Ø12mm x 35 mm, M12x1 | ||
| Size (Electronics) | 122 mm x 70 mm x 27 mm | ||
| Housing Material | Stainless Steel | ||
| Weight | 40 g (sensing head) / 420 g (electronics) | ||
| ENVIRONMENTAL & POWER | |||
| Operating Temp. (Sensing head) | -20 °C ... 100 °C | ||
| Operating Temp. (Electronics) | 0 °C ... 85 °C | ||
| Protection Class | IP 65, NEMA 4 | ||
| Power Supply | 8-36 V DC | ||



Thermography software optris PIX Connect is included and license-free.All infrared cameras are delivered with the thermography software optris PIX Connect, developed specifically for the extensive documentation and analysis of thermal images. The Windows-based PIX Connect software enables users to tailor the infrared cameras to meet specific requirements. It analyses live and recorded temperature data and triggers alarm signals for process integration. The key to leveraging the Optris infrared camera is a correct configuration. This includes detailed device-specific configurations such as frame rate, measurement range adjustments, external communication settings, and USB/Ethernet configurations. Moreover, PIX Connect facilitates firmware updates and the download of configuration files over the Internet.
Optris offers several different SDKs for our Xi and PI thermal imaging cameras. Depending on the operating platform, the infrared camera, the coding language, and the hardware platform, different software interfaces can be utilized:
The Optris IRmobile allows users to set up and commission an Optris infrared pyrometer or infrared camera with an Android smartphone or tablet. This tool becomes handy for commissioning and aligning the infrared camera’s field of view or adjusting the configuration. The app analyzes the connected infrared camera‘s live infrared image stream with auto hot and cold spot detection. For pyrometers, a temperature-time diagram or the video signal is displayed. This app works on most Android devices running 5.0+ with a USB port supporting USB-OTG (On The Go).