FLIR DM90, DM91 Specifications
INDUSTRIAL TRMS MULTIMETERS
TM
FLIR DM90/91
The FLIR DM90 and DM91 are aordable, safe, and re-
liable digital multimeters for a wide range of electrical
and electronic system applications. With durable design,
intuitive user interfaces, and comprehensive features
covering high and low voltage applications, the DM90
and DM91 are uniquely positioned to help you trouble-
shoot electrical, electronic and HVAC/R systems. The
DM91 is also enhanced with Bluetooth® technology,
so you can connect via METERLiNK® to FLIR infrared
cameras, or to mobile devices running FLIR ToolsTM or
the FLIR InSiteTM workflow management system.
www.flir.com/test
FAST & EFFECTIVE
TROUBLESHOOTING
Rich feature set ensures safe and accurate operations
• Diagnose complex systems with high and
low voltage measurement capabilities
• Measure True RMS, LoZ, and VFD, as well
as microamp and milliamp current
• Assess temperatures up to 400°C
(752°F) with Type-K thermocouple
• Work safely with built-in, non-contact AC voltage
WORK EFFICIENTLY
Designed and built to make your job easier
• User-friendly design with an intuitive
interface and enhanced ergonomics
• Work longer with exible battery options, powerful
LED worklights, and rugged, drop-tested design
• Detect and document intermittent trends
using the datalogging mode with on-board
storage of 40k measurements*
• Rely on the protection of CAT IV-600V,
CAT III-1000V safet y ratings
DOCUMENT & SHARE RESULTS
View and share wirelesssly for improved workflow
• Send readings via METERLiNK to compatible
FLIR infrared cameras to embed data
into live or saved thermal images*
• Wirelessly connect to FLIR Tools or the FLIR InSite
workow management application, for efcient
troubleshooting and streamlined inspections*
* FLIR DM91 model only.
SPECIFICATIONS
Features by Meter DM90 DM91
Connectivity – Bluetooth®
Data Logging & Storage – 1 file of 40k scalar
measurements
Measurements-Both Models
Tru e RMS Yes Yes
Range Basic Accuracy
AC / DC Volt s 1000 V ±1.0% / 0.09%
AC / DC mVolt 600.0 mV ±1.0% / 0.5%
VFD AC Volts 1000 V ±1.0%
AC / DC LoZ V 1000 V ±2.0%
AC / DC Amps 10.00 A ±1.5% / 1.0%
AC / DC mA mps 400.0 mA ±1.5% / 1.0%
AC / DC μAmps 4,000 μA ±1.0%
Resistance 6.000 MΩ
Capacitance 10.0 0 mF ±1. 9%
Dio de Tes t 1.50 0 V ±0.9%
Frequency Counter 100.00 kHz ±0.1%
Temperat ure, Type -K Thermocouple
50.0 0 MΩ
-40°F to 75 2.0°F
-40°C to 400°C
±0.9%
±3.0%
±1.0% + 5.4°F
±1.0% + 3°C
Additional Measurements DM90 DM91
Continuity Check 600 Ω 20 Ω and 200 Ω
Measuring Rate 3 samples per second 3 samples per second
General Information
Auto Power O Yes Yes
Worklights Yes Yes
Battery 4 AA A batteries; optional
TA04 Li-Poly rechargeable
battery
Drop Te st 3 m 3 m
IP Rating IP54 IP40
Safety Category Rating CAT IV-600V, CAT III-1000V CAT IV-600V, CAT III-1000V
Size (L x W x H) 200 × 95 × 49 mm
(7.9 × 3.7 × 1.9 in)
Weight 536 g (18.9 oz) 535 g (18.8 oz)
Warranty Limited lifetime warranty Limited lifetime warranty
3 AA batteries; optional
TA04 Li-Poly rechargeable
battery
200 × 95 × 49 mm
(7.9 × 3.7 × 1.9 in)
Box Contents
FLIR digital multimeter, batteries, silicone test leads,
alligator clips, test lead storage/ holder attachment, Type-K
thermocouple, soft c arrying case
Ordering Information Order #
FLIR DM90 True RMS Indust rial Multimeter 7939 50370 841
FLIR DM91 Industrial T RMS Multimeter with Datalogging,
Connectivity
For a complete list of available accessories, go to: flir.com/store/instruments/testaccessories
79395 0370 919
Specifications are subject to change without notice. For the
most up -to-date specs, go to www.flir.com
CORPORATE
HEADQUARTERS
FLIR Systems, Inc.
27700 SW Parkway Ave.
Wilsonville, OR 97070
PH: +1 877.773.3547
NASH UA
FLIR Systems, Inc.
9 Townsend West
Nashua, NH 030 63
USA
PH: +1 866. 477.368 7
LAT IN A ME RIC A
FLIR Systems Brasil
Av. Antonio Bardella, 320
Sorocaba, SP 180 85 -8 52
Brasil
PH: +55 15 32 38 7080
CANADA
FLIR Systems, Ltd.
920 Sheldon Cour t
Burlington, ON L7L 5K6
Canada
PH: +1 800.613.0507
www.ir.com
NASDAQ: FLIR
Equipme nt descri bed herein i s subject to U S export
regulat ions and may require a lice nse prior to ex port.
Diversi on contra ry to US law is prohibite d. Image ry for
illustration purposes only. Specic ations are s ubject to
change w ithout notice. ©2 017 FLIR System s, Inc. All
rights reserved. 09/28 /17
17-2 46 1- INS -TAM
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