FLIR DM91 Multimeter


The FLIR DM91 multimeter offers comprehensive features and durable design for quick and safe troubleshooting of electrical, electronic, and HVAC/R systems.

The FLIR DM91 multimeter offers comprehensive features and durable design for quick and safe troubleshooting. It can be used for electrical, electronic, and HVAC/R systems. This multimeter is equipped with LoZ, VFD Mode and µA current measurement capability. The DM91 provides trusted results for the most accurate diagnosis of problems. The DM91 is enhanced with Bluetooth® technology to wirelessly connect via METERLiNK® to FLIR infrared cameras. It can also connect to mobile devices running FLIR Tools™ and will connect to the FLIR InSite™workflow management system.

  • Trusted, Accurate Readings

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

  • Work Longer without Interruption

    The Flir DM91 multimeter offers powerful LED worklights and flexible battery options; datalogging and storage allows you to document intermittent trends. Detect and document intermittent trends using the datalogging mode with on-board storage of 40k measurements

  • Streamline Reporting and Sharing

    Bluetooth METERLiNK® allows you to wirelessly share readings with clients or embed data into FLIR thermal camera images.

About FLIR:
FLIR Systems, Inc. designs, develops, manufactures, markets, and distributes technologies that enhance perception and awareness. They bring innovative sensing solutions into daily life through their thermal imaging, visible-light imaging, video analytics, measurement and diagnostic, and advanced threat detection systems.FLIR offers a diversified portfolio that serves a number of applications in government & defense, industrial, and commercial markets. Their products help first responders and military personnel protect and save lives, promote efficiency within the trades, and innovate consumer-facing technologies. FLIR strives to strengthen public safety and well-being, increase energy and time efficiency, and contribute to healthy and intelligent communities.

Contact us

For on-site alignment, ultrasound and lubrication service please visit Precise Reliability

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FLIR DM92 Multimeter(Opens in a new browser tab)


Maximum Voltage
1000 V DC or 1000 V AC RMS
Packaging Size
32 cm x 14 cm x 11 cm (12.6 in. x 5.5 in. x 4.3 in.)
Limited lifetime warranty
Accessories In the Box
TA82 Premium Silicone Test Leads, TA84 Test Lead Storage/Tripod Accessory, TA70 CAT IV Insulated Alligator Probes (Slip On), TA60 Thermocouple Adapter with Type K Probe
Accessories Optional
TA72 Universal Flex Current Probe Accessory 25cm (10″), TA74 Universal Flex Current Probe Accessory 45cm (18″), TA04-KIT Lithium Polymer Rechargeable Battery Kit, TA15 Soft Sided Carrying Case, TA52 Magnet Mount, TA50 Magnetic Hanging Strap, TA42 Belt Clip, TA10 Protective Case for FLIR DMMs, TA10-F Protective Case for FLIR DMMs and TA7X
Connections & Communications
Drop test
IP Rating
Imaging & Optical
Display Counts
Measurement & Analysis
Range: 10.00mF Basic Accuracy:1.9%
Category Rating
CAT IV—600 V, CAT III—1000 V
Contact Temperature Type K thermocouple
–40 to 400°C DMM ± (1.0% + 3°C)/ IGM ± (1.0% + 5°C)
Continuity check
Range: 600.0 Ω Basic Accuracy: ±0.9%
Diode Test
1.500 ± (0.9% + 2D)
Frequency Counter
Range: 100.00 Hz Basic Accuracy: ±0.1%
Range: 6.000 MΩ Basic Accuracy: ±0.9%
Measuring Rate
3 samples per second
Battery Life
Alkaline ~110hrs, LithiumPolymer (Optional)~ 500hrs
Battery Type
3x AA
System Interface
Data Storage
with Recall, 1 file of 40k readings

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