The DM90 is an affordable True RMS digital multimeter with a Type-K Thermocouple, an ideal tool for electricians, service technicians, and HVAC professionals to have on the job. With rich features including LoZ, VFD Mode and uA current measurement capability, the DM90 gives you trusted readings to troubleshoot and repair a wide range of electrical and electronic systems. The DM90 is shipped fully tested and calibrated, and with proper use, will provide years of reliable service.

  • Detect and document intermittent trends using the data logging mode with onboard storage of 40k measurements
  • Connect to FLIR infrared cameras or to mobile devices via Bluetooth® METERLiNK® to embed data into live or saved thermal images
  • Wirelessly connect to FLIR Tools™ or the FLIR InSite™ workflow management application, for efficient troubleshooting and streamlined inspections

The tool of choice for troubleshooting


Diagnose complex systems with True RMS, LoZ, VFD, and more. Assess temperatures up to 400°C (752°F) with the Type-K thermocouple.


Simplify your job with LED work light, a customizable settings option menu, a digital LCD display, and on-screen programming menu navigation.


Made tough for protection against water (IP54 rating) and a 3-meter drop.



Model # DM90
Brand Flir Instruments
  • Capacitance: Range: 10.00mF Basic Accuracy:1.9%

  • Category Rating: CAT IV—600 V, CAT III—1000 V

  • Diode Test: 1.500 ± (0.9% + 2D)

  • Resistance: Range: 6.000 MΩ Basic Accuracy: ±0.9%

  • Continuity check: Range: 600.0 Ω Basic Accuracy: ±0.9%

  • Frequency Counter: Range: 100.00 Hz Basic Accuracy: ±0.1%

  • Temperature Type K thermocouple: –40 to 400°C DMM ± (1.0% + 3°C)/ IGM ± (1.0% + 5°C)

3 Years

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