
EK-R256M
EK-R256M Thermal Imager
EK Instruments EK-R256M — professional thermal imager for industrial electrical testing.
Product Overview
EK-R256M Thermal Imager
EK Instruments EK-R256M is a professional thermal imager. Designed for industrial electrical measurement and field testing. Built with precision engineering and reliable components for long-term stability.
Product Function
Can via the smart phone APP to measure temperature, night vision, take photo, video recording, etc
Product features
1. The temperature measurement range is from -20°C to 550°C, and 3 different temperature measurement units can be switched.
2. 15 different color palettes, which can be selected according to different scenarios and requirements.
3. Real-time temperature control alarm, customizable high and low temperature alarm thresholds, supports dual alarms including screen icon flashing and sound.
4. Multi-point intelligent measurement, flexibly configurable for displaying temperatures at 3 points, 3 lines, or 3 rectangular areas
5. Image mode is optional, offering the choice between thermal imaging and picture-in-picture display modes.
6.Equipped with infrared observation & temperature measurement, photo & video capture, image effect & temperature parameter adjustment functions
Technical Specification
Model | EK-R160M | EK-R256M |
Resolution | 160X120 | 256X192 |
Pixel Spacing | 17μm | 12μm |
Focal Length | 3.2mm | 3.5mm |
IFOV | 5.31mrad | 3.43mrad |
Power Consumption | ≤0.41W | ≤0.38W |
Sensor Dimensions | 35mmX26mmX20mm | 35mmX26mmX19mm |
Sensor Weight | About 17.5g | About 15.5g |
Data Port | Type-C USB | |
Detector Type | Vanadium oxide (VOx) microbolometer | |
Focal Adjustment Mode | Fixed focal | |
Field Angle | 50° X37.2° | |
Working Wavelength | 8~14μm | |
NETD | ≤40 mK(@25 ℃,F#1.0) | |
Image Frame Rate | 25Hz | |
Temperature Measured Range | Normal temp: -20~150℃; Auto: -20~550℃; High temp: 100~550℃ | |
Temp Accuracy | ±2℃ or±2% of the reading, whichever is greater | |
Distance | 0.3~3m | |
Temp Measure mode | Center/max point/min point/custom point/area Measure | |
Operating Temperature | -10~50℃ | |
Storage Temperature | -20~60℃ | |
Accessories | Device:1PCS; Storage bag: 1PCS; Dust-free cleaning cloth: 1PCS | |

Applications: Power utility, industrial maintenance, electrical testing labs, field engineering services.
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Our team is ready to assist with product selection and application questions.
Email Us
Jemma@ek-instruments.com