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TireMinder® TMG-AAA-IR – Instruction Manual

Thank you for the purchase of your new TireMinder® Infrared Thermometer. Please see the instructions below to safety operate this unit.

      

  

IMPORTANT SAFETY INFORMATION

WARNING

: Read all instructions before operating product. Failure to follow all 

instructions may result in serious injury.

1.  Before using this unit, confirm that the plastic housing is intact and shows 

no sign of damage. If there is any damage, do not use the thermometer 

and return to the place of purchase.

2.  Do not point the laser toward anyone’s eye or at reflective surfaces.

3.  Do not use this unit near steam, dusty environments, explosive gas, or 

any other potentially explosive chemicals.

CAUTION

To avoid damage to the unit or target, avoid the following situations:

1.  EMF

 (electro-magnetic fields) from arc welders, induction heaters, etc.

2.  Thermal shock

, caused by large or abrupt ambient temperature 

changes. Allow 30 minutes for unit to stabilize, prior to use.

3.  Storage

 - Do not leave the unit on or near objects with a temperature of 

140°F (60°C) or higher.

Distance to Spot Size (or Ratio)

When taking a measurement, be aware of the Distance to Spot Size. As the 

Distance (D) from the target surface increases, the Spot Size (S), the area 

measured by the unit, becomes larger (See Figure 1).

Confirm that the target is larger than the unit’s spot size. The smaller the target, 

the closer the measurement distance needs to be. When accuracy is critical, 

make sure the target is at least twice as large as the spot size. 

Emissivity

Most organic material, as well as painted or oxidized surfaces, have an 

emissivity of 0.95 (preset in the unit). Inaccurate readings will result from 

measuring shiny or polished metal surfaces. To compensate, cover the target 

surface with masking tape or flat black paint. Measure the tape or painted 

surface once the tape or paint reach the same temperature as the material 

underneath. 

Operation (Figure 2)

1.  Open the battery door, which is located at the top 

of the grip, and insert 2 “AAA” batteries (included).

2.  Pull the trigger to turn on the unit.

3.  Aim at the target surface and pull the trigger. As 

the trigger is being held, the temperature will be 

displayed on the LCD. Once the trigger is released, 

the temperature will be held on the display for 

approximately 7 seconds.

4.  Note, this unit is equipped with a laster, which is 

only used for aiming.

Locating a Hot Spot

To find a hot spot, aim the thermometer outside of the point of interest, then 

scan across with an up and down motion, until the hot spot is located (see 

Figure 3).

LCD Display Key (Figure 4)

a.  Data Hold Icon

b.  Scanning Icon

c.  Laser On Icon

d.  Backlight On Icon

e.  Low Battery Icon

f.  Fahrenheit

g.  Celsius

h.  Temperature Reading

Button Key (Figure 5)

1.  Trigger

2.  Laser On/Off

3.  °F/°C Toggle

4.  Backlight On/Off

Maintenance

Clean the lens periodically using clean, compress air. Gently brush remaining 

debris with a moist cotton swap. The swab may be moistened with water. 

To clean the case, wipe the case with a damp sponge or cloth and mild soap.

Specifications

Minder Division of Valterra Products, LLC. holds no responsibility from the use of this product. 

We reserve the right to modify the product design and specifications without notice.

©2019 Valterra Products, LLC

.

Temperature Range

-58~716°F (-50~380°C)

Accuracy

32~716°F  (0~380°C) - ±2.7°F (±1.5°C) or ±1.5% 

-58~32°F (-50~0°C) - ±5°F (±3°C) or ±1.5%

Whichever is greater

Resolution

0.1°C or 0.1°F

Repeatability

1% of reading or 1°C

Response Time

500ms, 95% response

Spectral Response

5-14um

Emissivity

0.95 Preset

Distance to Spot Size 12:1
Storage Temperature -4~140°F (-20~60°C)
Power

2 “AAA” Batteries (1.5V)

Typical Battery Life

6 to 12 hours of usage

Model Number

TM22290VP

Support

+1 (772) 463-6522 | www.MinderResearch.com

Warranty

1 Year Warranty 

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