Process Sensors Corporation

IR Temperature Sensors

Process Sensors offers a wide range of on-line fixed sensors for immediate and continuous temperature measurement and control in industrial processes. With a variety of special features, accessories and software options available, our technical experts can help match you with the best sensor for your application.

If you're unsure of the ideal wavelength you need to measure the temperature of your material, we have a guide detailing it here.

Transfer Standard Diadem Pyrometer Series

Ultra precision Transfer Standard Pyrometer. A high-accuracy solution for calibration verification compliance. Temperature ranges from 250 to 3500°C.

Metis M3 Pyrometer Series

The high-performance Process Sensors Metis M3 Series pyrometers are available in one-color and two-color versions with adjustable focus, through lens, laser, or video sighting optics. Temperature ranges from 50°C to 3300°C. Comes with an on-board temperature menu display. Fiber optics for high temperature ambient conditions are available. Ethernet output is also available.

Metis H3 Pyrometer Series

The ultra-high speed (40 us) Metis H3 Series pyrometers are available in 1 and 2-color wavelength versions. Temperature ranges from 120°C to 3300°C.

Metis MB35 Pyrometer

The Metis MB35 is a stand-alone pyrometer which measures low temperatures for metal, ceramic, and composite surfaces. Temperature ranges from 35 to 1000°C.

Metis MB39 Pyrometer

The Metis MB39 pyrometer was designed to view through clean flame or hot combustion gases to measure a target's temperature. With a narrow wavelength of 3.95 µm, metal parts, glass, ceramics, composites, and etc can be accurately measured despite flame or gas interference. Temperature ranges from 150 to 2500°C. Ideal for flame treating applications.

Metis MY45 and MY46 Pyrometers

Metis model MY45 and MY46 pyrometers are used for industrial power plant utility, boiler, and furnace applications that measure CO2 gas and flame temperature. At an optimized wavelength, the PSC model MY45/46 sensors measure Hot CO2 gas, which is a constituent of an oxygenated flame. Through lens sighting allows operators to view inside the boiler. Standard MY46 temperature measurement ranges of 932 (500°C) to 3632°F (2000°C). Starting temperature ranges for the MY45 are 212 (100°C) to 2732°F (1500°C). Other temperature ranges available upon request.

PSC-SR10N & PSC-GR10N Series

A pair of 2-color pyrometer lines with on-board temperature display and push button menu, ideal for industrial and research applications. They operate using three aiming methods (laser, through lens, or video camera sighting) with variable focus optics. The PSC-SR10N series has various temperature ranges from 500 to 3000°C, whereas the PSC-GR10N series has temperature ranges from 300 to 2300°C. The PSC-SR10N line is designed for higher temperature conditions, while the PSC-GR10N series excels in low temperatures. Includes a protective quartz window for optical lens.

PSC-G10N and PSC-S10N Series

A pair of 1-color, non-contact temperature sensors designed for steel, metals, induction heating, semiconductor wafers, molten silicon and glass, kilns, furnace applications and R & D. The PSC-G10N covers temperature ranges from 200 to 2500°C, whereas the PSC-S10N covers ranges from 550 to 3000°C. Key features include adjustable focus laser, through lens, or video. Comes with On-board temperature display with 4-20 mA RS484 Modbus outputs. Various optics available.

PSC-A10G Series

The PSC-A10G series is a digital pyrometer covering temperature ranges from 75°C to 2500°C for glass surface temperature measurement. The IR sensor provides two sighting methods-laser or through lens. Four different optics provide focusablity at different distances providing extremely small spot sizes. A selection of protective cooling, air purging, and mounting accessories are available.

PSC-A10M Series

The PSC-A10M series is a digital pyrometer covering temperature ranges from 30°C to 1400°C. It has two sighting methods, laser or through lens. With a spectral range of 3 to 5 um, it is ideal for projects involving the temperature measurement of graphite, ceramics, and low-temperature metals. Four different optics provide focusablity at different distances providing extremely small spot sizes. A selection of cooling protective and mounting accessories are available.

PSC-A10F Series

The PSC-A10F series is a digital pyrometer covering temperature ranges from 200°C to 2500°C, designed to look through hot combustion gases and clean flames. The IR sensor provides three sighting methods-laser, through lens, or video.. Four different optics provide focusablity at different distances providing extremely small spot sizes. A selection of protective cooling, air purging, and mounting accessories are available.

PSC-56 Series

Rich in features, the self-contained two-color model PSC-SR56N and one-color models PSC-G56N/PSC-S56N pyrometers offer a choice of four sighting methods. Has five temperature ranges spanning from 200 to 3200°C with on-board temperature display menu.

PSC-55N Series

A self-contained, 1 and 2-color stainless steel sensor with 4 to 20 mA and RS485 Modbus RTU outputs. On-board temperature menu display with three aiming methods:laser, through lens, or video. Has high-resolution fixed or motorized adjustable focus optics. Temperature ranges from 200 to 3000°C. Reliable endurance for long-lasting, demanding operations in harsh conditions.

PSC-54 Series

The PSC-54 Series 1 and 2-color versions provide either laser or video output, delivering high resolution fixed focus optics with small spot sizes. Optical and electronics parts are enclosed in a rugged stainless steel housing and companion cooling jackets for use in harsh environments. Offers a wide range of temperatures spanning from 200 to 3200°C

PSC-52LT Pyrometer

The PSC-52LT offers high resolution laser-sighted, fixed focus optics with small spot sizes. Optical and electronics parts are enclosed in a rugged stainless steel housing for use in harsh environments. Ideal for low temperature general purpose applications with dull surface materials. Temperature range from 0 to 1000°C


The digital PSC-47LT pyrometers are designed for low-reflective surfaces and are suitable for non-contact temperature measurements from –40 to 1000°C. Examples include: plastics, rubber, glass, conveyed materials, and gypsum board. All sensor parameters are adjustable via Ethernet Modbus TCP, PC, or specialized web link. PSC-47LTs in the 0 to 1000°C temperature range comes with an integrated LED aiming light.

PSC-44 Series

The PSC-44 Series offers fast response speed, high accuracy and repeatability, linear 4-20mA analog output and a digital RS485 interface for Glass and Metal applications. Temperature ranges from 0ºC to 2500ºC.

PSC-40 Series

The PSC-40 Series is a two-wired, loop-powered IR sensor with variable focus or fixed focus optics offering accurate temperature ranges from -40 to 2500°C. Also available with fiber optics. An optional programming cable with software allow for the adjustment of pyrometer parameters. The simplicity of the wiring and integration make it ideal for industrial applications including induction heating, steel making, glass, kilns, food, dryers, ovens, furnaces, medical apparatus and R&D.

PSC-42 Series

The PSC-42 Series of simple, 1-color, 2-wire loop powered sensors offer on-board emissivity adjustment, multiple wavelength options and wide temperature ranges. Ideal for industrial and OEM machine building applications with temperature ranges from -40°C to 2500°C. When used with our rugged stainless steel cooling jacket, the series can endure ambient temperatures up to 250°C.


A 2-color fiber optic pyrometer ideal for industrial applications. Has various temperature ranges from 600 to 3000°C. All parameters are adjustable via push-buttons displayed directly on the device. The fiber optic cable and lens assembly can be used in ambient temperatures up to 250°C without cooling.


A 2-color low temperature fiber optic pyrometer ideal for industrial applications. Has various temperature ranges from 300°C to 2300°C. All parameters are adjustable via push-buttons displayed directly on the device. Multiple wavelengths available through 2 channels.

PSC-SF30/34NG Series

Lower cost, 2-wire, loop-powered fiber optic IR pyrometers with wide temperature range from 600°C to 1800°C. For molten glass, metals, ceramics, composites, and crystal growth applications.

Sirius Series SS09, SI16, SI23

The Sirius 1-color Series sensors are small, compact and easy-to-install with digital and analog outputs. Shorter wavelengths make them an excellent choice for measurement of ferrous and non-ferrous metals above 50°C. Temperature range from 50°C to 2500°C.

Polaris Series PS09, PI16

The Polaris Series is a cost-efficient and accurate infrared temperature switching device used for the recognition of hot parts. Hot metal detector. Available in temperature ranges from 250 to 1800°C. LEDs on the rear of the sensor indicate which switch state the Polaris is in.


A 1-color, intrinsically safe, self-contained, fixed focus two-wire sensor, the PSC-EX301-XT-CB5 is designed primarily for precise measurements of non-reflective surfaces in the -20 to 1000ºC temperature range.

PSC-SSS-Laser Series

Two piece and 1-color digital model PSC-SSS-Laser Series offers high resolution optics, dual lasers for aiming, fast response speed, on board back lit temperature display, and a large choice of wavelengths for a variety of industrial, medical, and scientific applications. Offered in temperature ranges from -40 to 2200°C

PSC-CS Laser Series

Self-contained, two-wire and loop-powered digital IR thermometer packed with powerful features and functionality. Dual lasers for aiming. Temperature ranges from -30°C to 1600°C with a variety of wavelengths. Provides a fast response time of 10ms.


PSC-IR-USB series are loop-powered two-wire sensors with fixed focus optics, 4-20mA output and USB to PC cable connection. Using the PSC Congfig software and supplied USB cable, operational settings can be adjusted from the PC. Temperature ranges from -40°C to 2000°C with a response time of 200ms. Offered in two different models, one is designed for low-reflection, dull surface materials, and the other built for high reflection surfaces.


Miniature 1-color sensing head design for measurement of high ambient environments. Optional bright touch screen display for indication, graphing, configuration and data logging to MicroSD card. Temperature ranges from -20°C to 2000°C. 2 alarm outputs are standard with wavelengths of 8-14 um or 2.2 w for metals and shiny targets. Ideal for oven and dryer applications.


The PSC-4LT pyrometer is suitable for temperature measurement from 0 °C to 1000 °C on a variety of low reflection materials. Its' 12mm OD sensor head enables installation in incredibly tight spaces. The sensor head can be operated in high ambient temperatures up to 180°C / 356°F. Best used for conveyed material, dryers, and ovens.

PSC-SSS Series

Highly versatile, low-cost, 1-color solution for reliable temperature measurement. Two-piece sensor systems with ultra small sensing head, analog & digital outputs, and built-in temperature display for OEM and end user applications. Temperature ranges from -50°C to 1600°C.


A 1-color miniature digital sensor that can operate independently via RS-485 Modbus RTU and interface directly to a PLC. Temperature range from -20°C to 1000°C. Used for general purpose and dull surface applications.

PSC-PC and PSC-PE Series

Ideal for OEM applications and intended for temperature measurement on non-reflective materials from -20 to 500ºC, these low-cost, compact, self-contained and durable sensors are simple to install. Two-wired and loop-powered, these multipurpose sensors can be used for paper, gypsum board, plastics, asphalt, aggregates, etc.

PSC-CMS Series

Low cost ultra-compact sensor with small spot size, fast response time, alarm options & a variety of wavelengths. The pyrometer provides 0-10 volt or 4-20 mA outputs, with temperature ranges from -30°C to 1600°C.

PSC-CS-LT15-TCK                                                                                     (IN STOCK)

Our lowest-priced self-contained infrared pyrometer. The PSC-CS-LT15-TCK has a wide temperature range from -40°C to 1030°C, usable up to 80°C ambient temperature without cooling. The IR sensor provides an alarm and switchable analog outputs (0-5Vdc, 0-10VDC or K type thermocouple type) making it easy to integrate into current factory systems. Ideal for non-reflective surfaces.