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testo 835-T2 - 4 point Infrared Thermometer

testo 835-T2
testo 835-T2
The testo 835-T2 is a professional infrared thermometer designed for high-temperature applications up to 1,500 °C. Featuring 4-point laser targeting, 50:1 optics, and external probe connectivity, it ensures accurate and safe temperature measurements even from a distance, making it ideal for use in industrial environments such as glass, ceramics, and metal processing.
  • Extended Temperature Range – Measures temperatures up to 1,500 °C for high-temperature applications.
  • Safe & Precise Distance Measurement – 50:1 optics and 4-point laser ensure accuracy from afar.
  • Built-in memory for up to 200 readings – Store and analyse data with free-to-download software.
  • Ideal for Moving & Hard-to-Reach Objects – Perfect for use in the glass, ceramics, and metal industries
The testo 835-T2 Infrared Thermometer is the perfect tool for professionals requiring precise, non-contact temperature measurement in extreme heat environments. Designed for industrial applications, it enables measurements of up to 1,500 °C, ensuring reliability where other infrared thermometers fail. The 50:1 optics allow for accurate readings even from a long distance, making it ideal for measuring moving, hot, or hard-to-reach objects.

The 4-point laser marker clearly defines the measurement area, eliminating errors and ensuring pinpoint accuracy. With an integrated emissivity table, users can adjust settings for different surfaces, optimising measurement precision. Additionally, the device supports contact temperature measurement via an external probe, allowing for versatile thermal analysis.

Designed for efficiency and ease of use, the testo 835-T2 includes an intuitive menu, adjustable threshold alarms, and a memory capacity of up to 200 readings. The free-to-download software enables quick data analysis, making it easier to manage and assess temperature trends.

For enhanced usability, the device features a backlit display for readability in all lighting conditions, and an optional tripod and robust carry case are available for added convenience. Whether in glass manufacturing, metal processing, or ceramics, the testo 835-T2 delivers professional-grade temperature measurement with precision and reliability.

Temperature - TC Type K (NiCr-Ni)

Measuring range
-50 to +1000 °C
Accuracy
±(0.5 °C + 0.5 % of mv)
Resolution
0.1 °C

Temperature - Infrared

Measuring range
-10 to +1500 °C
Accuracy
±2.0 °C or ±1 % of mv
Infrared resolution
1 °C (+1000.0 to +1500.0 °C)
0.1 °C (-10.0 to +999.9 °C)

General technical data

Weight
514 g
Dimensions
193 x 166 x 63 mm
Operating temperature
-20 to +50 °C
Product-/housing material
ABS + PC
Emissivity table
20 values
Laser spot
on / off
Standards
EN 61326-1:2006
Alarm function
audible; Optical
Auto-off backlight
30 s*
Auto-off instrument
120 s*
Battery type
3 batteries type AA (or USB operating with PC-Software)
Battery life
25 h (typical 25°C without laser and backlight) 10 h (typical 25°C without backlight)
Display type
Dot Matrix
Memory
200 measuring values
Storage temperature
-30 to +50 °C
*disabled for continuous measurement and USB connection

testo 835-T2 high temperature infrared thermometer, 4-point laser marking, measuring data administration, batteries, calibration protocol.

Air probes

Surface probes

immersion/ penetration probes

Contact Us
Testo Ltd
Newman Lane
GU34 2URAlton
HampshireUnited Kingdom
01420 544433

Opening hours

Monday-Thursday: 8:30am - 17:00pmFriday: 8:30am - 16:00pm
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