Optris brand for affordable infrared cameras and pyrometers
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CT Series

Affordable robust industrial pyrometers for applications with high surrounding temperatures

Optris Infrared pyrometer ct series label

Small Head, Separate Control Box

The pyrometers of the Optris CT series are equipped with one of the world’s smallest infrared sensing head with a high optical resolution of up to 75:1. The separate control box offers a high variability due to selectable analog outputs as well as several digital interfaces. The CT sensors have unique advantages for the installation in applications with high surrounding temperatures, such as within the metal, ceramics or glass industry. The robust and ambitious design allows the sensing heads to be used for temperatures up to 250 °C without additional cooling. This advantage helps to reduce the costs for mechanical installations. The variety of different available spectral ranges makes the CT the ideal sensor for manifold application fields.

CT for Low Temperatures

The smallest IR pyrometer
with optic resolution 22:1

Optris Infrared pyrometer ctx lt
  • CT LT -50 – 975°C
  • CT LT up to 20 : 1
  • CT LT 150 ms
  • CT LT 8 - 14 µm
  • CT LT -20 – 180 °C

CT LT

The pyrometer optris CT LT is equipped with one of the world’s smallest infrared sensors with a high optical resolution of 22:1. Additionally, it offers a high variability due to selectable analog outputs as well as several digital interfaces in the electronics box.

Plastics
Polymers
Composites
Organic Materials
Non-reflecting Metals
Ceramics
Semiconductors
Glass

Compact Two-piece Industrial Infrared Pyrometer for hazardous areas (ATEX)

CTex LT
  • CTex LT -40 – 975°C
  • CTex LT up to 22 : 1
  • CTex LT 150 ms
  • CTex LT 8 - 14 µm
  • CTex LT -20 – 180 °C

CTex LT

Safety is the top priority, and the Optris CT series pyrometer addresses this with its explosion-proof version, CTex. Here, the pyrometer is additionally equipped with Zener double barriers for employment in explosion-prone areas (ATEX). This version of the infrared sensor ensures secure operation in hazardous environments, providing an extra layer of protection and instilling a sense of security in the comprehensive remote temperature monitoring solution.

Plastics
Polymers
Composites
Organic Materials
Non-reflecting Metals
Ceramics
Semiconductors
Glass

Compact Two-piece Fast
Industrial Infrared Pyrometer

Optris Infrared pyrometer ctx lt
  • CTfast LT -50 – 975°C
  • CTfast LT up to 25 : 1
  • CTfast LT 6 ms
  • CTfast LT 8 - 14 µm
  • CTfast LT -20 – 120 °C

CTfast LT

The Optris CTfast LT pyrometer is designed for rapid non-contact temperature measurements. With an exceptionally short response time of 6 ms, it is particularly well-suited for fast-paced measurement scenarios. Operating within a temperature range of -50 °C up to 975 °C, this infrared sensor enables continuous temperature monitoring with precision.

Plastics
Polymers
Composites
Organic Materials
Non-reflecting Metals
Ceramics
Semiconductors
Glass

Infrared Pyrometer with
High Operating Temperature Rating

Optris Infrared pyrometer cthot lt
  • CThot LT -40 – 975°C
  • CThot LT up to 10 : 1
  • CThot LT 6 ms
  • CThot LT 8 - 14 µm
  • CThot LT -20 – 250 °C

CThot LT

The pyrometer optris CThot LT has been developed for the most extreme conditions in high-temperature areas and is acclaimed for its especially high-temperature resistance. Employment of the infrared thermometer in ambient temperatures of up to 250 °C without additional cooling poses absolutely no problems.

Plastics
Polymers
Composites
Organic Materials
Non-reflecting Metals
Ceramics
Semiconductors
Glass

CT for Metals

Industrial Infrared 1M Pyrometer for Very
High Temperature Metal Applications

Optris Infrared pyrometer ct xm
  • CT 1M 485 – 2200°C
  • CT 1M up to 75 : 1
  • CT 1M 1 ms
  • CT 1M 1.0 µm
  • CT 1M -20 – 100 °C

CT 1M

The Optris CT 1M pyrometer accurately measures temperatures from 485 °C to 2200 °C across different variants. With a specialized spectral range, compact size, and rapid response time, it suits hot metal applications. The series offers adaptability with various versions and outputs. Optional accessories enhance functionality, meeting diverse industrial needs. Engineered for durability and accuracy, the CT 1M series is suitable for critical industrial processes, thriving even in harsh conditions.

Non-reflecting Metals
Ceramics
Semiconductors
Reflecting Metals

Industrial Infrared 2M Pyrometer for
High-Temperature Metal Applications

Optris Infrared pyrometer ct xm
  • CT 2M 250 – 2000°C
  • CT 2M up to 75 : 1
  • CT 2M 1 ms
  • CT 2M 1.6 µm
  • CT 2M -20 – 125 °C

CT 2M

Due to their short measuring wavelength and the high-temperature range of up to 2000 °C, the pyrometers optris CT 2M are ideally suited for employment in high-temperature measurements of metals, metal oxides, and ceramics. The small sensor head allows for easy installation in limited and tight spaces. Moreover, it reliably measures temperatures even in operating temperatures of up to 125 °C.

Non-reflecting Metals
Ceramics
Semiconductors
Reflecting Metals

Industrial Infrared 3M Pyrometer
for low-temperature Metal Applications

Optris Infrared pyrometer ct xm
  • CT 3M 50 – 1800°C
  • CT 3M up to 75 : 1
  • CT 3M 1 ms
  • CT 3M 2.3 µm
  • CT 3M -20 – 85 °C

CT 3M

The Optris CT 3M pyrometer, with its short/mid wavelength spectral characteristics and a temperature range starting from 50 °C, is well-suited for low-temperature measurements of metals and composite materials. Its quick response time of just 1 ms ensures smooth operation even in fast processes. The device’s electronics box enables flexible connectivity options with selectable analog outputs and various optional digital interfaces, enhancing its versatility.

Plastics
Polymers
Composites
Organic Materials
Non-reflecting Metals
Ceramics
Semiconductors
Reflecting Metals

High-speed pyrometer for low temperatures

Optris Infrared pyrometer ct 4m
  • CT 4M 0 – 500°C
  • CT 4M 10 : 1
  • CT 4M 300 µs
  • CT 4M 2.2 - 6 µm
  • CT 4M 0 – 70 °C

CT 4M

The high-speed IR thermometer CT 4M’s quick exposure time of only 90 μs makes it the perfect sensor for measuring fast processes. Due to its short measuring wavelength and temperature range from 0 °C to 500 °C, the pyrometer optris CT 4M is suitable for measuring metals, metal oxides, ceramics, or materials with unknown or changing emissivity.

Plastics
Polymers
Composites
Organic Materials
Non-reflecting Metals
Ceramics
Semiconductors
Glass
Reflecting Metals

CT for Glass

Industrial Infrared G5 Pyrometer
for Glass Applications

Optris Infrared pyrometer ct gx
  • CT G5 100 – 1650°C
  • CT G5 up to 20 : 1
  • CT G5 80 ms
  • CT G5 5 µm
  • CT G5 -20 – 85 °C

CT G5

Due to its special spectral range of 5.0 µm, the pyrometer optris CT G5 is perfectly suited for the measurement of glass temperatures, e.g. during container glass production, vehicle glass production or solar cell production. The IR thermometers stainless steel measuring head is extremely small. A multi spot installation of several pyrometers, e.g. in series as line scanner, is a cost-efficient solution and can be done even in limited spaces.

Glass

CT for Thin Film Plastics

Industrial Infrared P3 Pyrometer
for Thin Film Plastic

Optris Infrared pyrometer ct px
  • CT P3 50 – 400°C
  • CT P3 15 : 1
  • CT P3 100 ms
  • CT P3 3.43 µm
  • CT P3 0 – 75 °C

CT P3

The Optris CT P3 pyrometer accurately measures thin plastic films’ temperature from 50 °C to 400 °C using a 3.43 µm spectral range. While thicker plastics are measured in long-wavelength IR, thin films need specific narrow-band IR sensors matching material absorption bands. It has a 100 ms response time, withstands up to 75 °C, offers various outputs, and optional accessories for industrial applications.

Thin Film Plastics

Industrial Infrared P7 Pyrometer
for Thin Plastic Foils

Optris Infrared pyrometer ct px
  • CT P7 0 – 710°C
  • CT P7 10 : 1
  • CT P7 150 ms
  • CT P7 7.9 µm
  • CT P7 -20 – 85 °C

CT P7

Due to its special spectral region of 7.9 µm, the innovative pyrometer optris CT P7 is perfectly suited for temperature measurements of thin plastic materials. The special narrowband IR thermometer measures temperatures precisely from 0 °C up to 710 °C, and its measuring head offers a temperature resistance of up to 85 °C. The separate electronics box of the foil thermometer is acclaimed for its easy integration into machinery.

Thin Film Plastics

Which Is the Right Infrared Thermometer?

Click here to find the product that suits your demands.

Why IR Thermometers of CT Series?

  • Precise non-contact temperature measurement with separate electronics with easy accessible programming keys and LCD backlit display
  • A wide range of spectral response options to optimize temperature measurement accuracy for any application.
  • Wide temperature range (from -50 °C to 2200 °C)
  • Usable up to 180 °C ambient temperature and up to 250 °C for CThot LT
  • Explosion proof version (CTex)
  • Stainless steel housing
  • Wide range of analog and digital outputs: 0/4-20 mA, 0-5 V, 0-10 V, USB, RS485, RS232 interface, relay outputs (2 x optically isolated), Profibus DP, Ethernet

The Optris CT series is the industrial standard for non-contact temperature measurement, emphasizing precision and speed. The pyrometer, featuring a two-piece design, incorporates one of the smallest infrared sensors globally, a commendable optic resolution of up to 22:1, and a rapid exposure time of down to 90 μs, tailored for efficient monitoring of fast-paced manufacturing processes, applicable across industries.

The industrial infrared sensor has a wide temperature range from -50 °C to 2200 °C, suitable for diverse materials such as plastics, glass, metals, metal oxides, composite materials, and ceramics.

The pyrometers exceptional temperature resistance is prominent in its capabilities. It allows seamless operation of the pyrometer head in ambient temperatures up to 250 °C without supplementary cooling, positioning it as and optimal solution for high-temperature environments.

Engineered and manufactured in Germany to meet high-quality requirements, such thermal sensors thrive in the most challenging conditions. and infrared sensor of the Optris CT series is designed to be fixed and installed, providing a permanent and reliable solution for continuous temperature monitoring. The fixed-mounted design ensures stability and accuracy over extended periods, making it and essential tool for critical industrial processes.

A key attribute of such and infrared thermometer is its precise non-contact temperature measurement facilitated by separate electronics. The interface includes easily accessible programming keys and and LCD. The stainless steel housing of the pyrometer enhances durability and is suitable for varied industrial settings.

The Optris CT series infrared sensor emphasizes adaptability, with the electronics box providing a range of analog and digital outputs, including 0/4 – 20 mA, 0 – 5 V, 0 – 10 V, 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 empowering the user with its versatility. Safety is paramount, and the Optris CT series pyrometer addresses this with its explosion-proof version, CTex.

Here, the pyrometer is additionally equipped with Zener double barriers for employment in explosion-prone areas. This version of the infrared sensor ensures secure operation in hazardous environments, providing and extra layer of protection and instilling a sense of security in the comprehensive remote temperature monitoring solution. 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 series, offering tailored solutions for varied industrial scenarios. In summary, the optris CT series pyrometer combines precision, adaptability, and durability to facilitate non-contact temperature measurements. Whether capturing quick manufacturing processes or operating in the most challenging conditions, the IR pyrometer is a reliable and efficient solution for diverse industrial applications.

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