1. Uvod
The Mustool MT13S is a highly versatile 2-in-1 device that integrates a thermal imager with a digital multimeter. This compact and portable tool is designed for professionals and enthusiasts in various fields, including electrical maintenance, automotive diagnostics, electronics manufacturing, and general troubleshooting. It features a 2.8-inch resistive touch screen, a high-resolution 192x192 IR thermal camera, and a 10000-count multimeter, providing comprehensive diagnostic capabilities.

Figure 1: Mustool MT13S device displaying both thermal imaging and multimeter interfaces.
2. Sigurnosne informacije
Please read and understand all safety warnings and operating instructions before using this device. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Always use the correct measurement function, range, and terminals for your measurement.
- Nemojte nanositi više od naznačenog volumenatage, as marked on the device, between terminals or between any terminal and ground.
- Budite oprezni kada radite sa voltagiznad 30V AC RMS, 42V peak ili 60V DC. Ovi volumenitagpredstavljaju opasnost od strujnog udara.
- Uvijek isključite mjerne kablove iz strujnog kola prije promjene funkcija ili raspona.
- Pregledajte mjerne kablove da li ima oštećene izolacije ili izloženog metala. Zamijenite ako je oštećeno.
- Do not operate the device if it appears damaged or is not operating properly.
- Observe local and national safety codes.
3. Sadržaj paketa
Verify that all items listed below are present and in good condition:
- 1 x Mustool MT13S Thermal Imaging Multimeter
- 1 x USB kabl tipa C
- 1 x Uputstvo za upotrebu
4. Proizvod je gotovview
Familiarize yourself with the components and controls of your MT13S device.
4.1 Raspored i kontrole uređaja

Figure 2: Front panel layout and function introduction.
- Dugme za napajanje: Uključuje ili isključuje uređaj.
- IR Camera / Multimeter Switch Button: Toggles between thermal imaging and multimeter modes.
- Multimeter Data Chart Recording: Initiates data logging for multimeter readings.
- Hold / Range Button: Freezes the current display reading or cycles through manual ranges.
- Multimeter Frequency / Duty Cycle Switch Button: Odabira mjerenje frekvencije ili radnog ciklusa.
- meni: Pristupa raznim postavkama i opcijama.
- Postavka sistema: Direct access to system configuration.
4.2 IR Camera Display Elements

Figure 3: IR Camera display description.
- Snimite fotografije: Icon to capture thermal images.
- Sistemske postavke: Icon to access IR camera specific settings.
- Low Temperature Point: Indicates the lowest temperature detected in the current view.
- Hot Spot: Highlights the hottest point in the thermal image.
- maksimalna temperatura: Displays the highest temperature value.
- struja: Indikator nivoa baterije.
- Minimalna temperatura: Displays the lowest temperature value.
- Center Point temperature: Temperature at the center of the screen.
- Centralna tačka: Crosshair indicating the center of the screen.
- Datum/vrijeme: Trenutni datum i vrijeme.
4.3 Multimeter Display Elements

Figure 4: Multimeter display description.
- Analog Bar: Graphical representation of the measurement data.
- Measurement data Display area: Shows the primary numerical reading.
- Prikaz sobne temperature: Trenutna temperatura okoline.
- Ikone funkcija: Indicators for selected measurement modes (e.g., V/DC, V/AC, Ω, Diode, Continuity, Capacitance, NCV, Temperature).
- Bottom menu button: Accesses Function switch menu, Waveform function menu, and System settings menu.
4.4 Device Rear View

Slika 5: Pozadi view of the MT13S, highlighting the thermal imaging camera and battery cover lock.
5. Podešavanje
5.1 Punjenje baterije
The MT13S is equipped with a built-in lithium battery. Before first use, ensure the device is fully charged using the provided Type-C USB cable. Connect the cable to the Type-C USB port on the device and to a suitable USB power source.
5.2 Uključivanje/isključivanje
Pritisnite i držite Dugme za napajanje (refer to Figure 2) for a few seconds to turn the device on or off.
6. Uputstvo za upotrebu
6.1 Prebacivanje između načina rada
Pritisnite IR Camera / Multimeter Switch Button (refer to Figure 2) to toggle between the thermal imaging mode and the multimeter mode.
6.2 Thermal Imaging Mode
In thermal imaging mode, the device displays a thermal image with a resolution of 192x192 pixels. The measurement temperature range is -20℃ to +550℃.
- Razumijevanje ekrana: Refer to Figure 3 for a detailed explanation of the IR camera display elements, including hot/cold spot indicators, center point temperature, and battery status.
- Palete boja: The MT13S offers five distinct color palettes to visualize temperature differences. To change the palette, navigate through the system settings or use the touch screen interface. The available palettes are: Iron Red, Rainbow, Fusion, White Heat, and White Heat Highlights.

Figure 6: Multiple color palettes for thermal imaging.
- Podešavanje emisivnosti: Emissivity is a crucial setting for accurate thermal measurements. It is tunable from 0.1 to 0.99, with a default value of 0.95. Adjust this value based on the material being inspected for optimal accuracy.
- Slikati: Tap the 'Take photos' icon on the screen (refer to Figure 3) to capture and save thermal images. Images are saved in BMP format to the internal 3.5MB storage.
6.3 Režim multimetra
In multimeter mode, the device functions as a 10000-count digital multimeter.
- Izbor funkcije: Use the touch screen to select the desired measurement function (e.g., DC Voltage, AC Voltage, Resistance, Diode, Continuity, Capacitance). The selected function will be indicated by its icon on the display (refer to Figure 4).
- Voltage Mjerenje:
- DC Voltage: Up to 1000V.
- AC Voltage: Up to 750V.
- Mjerenje otpora: Mjeri otpor do 99.99MΩ.
- Mjerenje kapacitivnosti: Mjeri kapacitet do 99.99mF.
- Diodni test: Mjeri diodu naprijedni napontage drop (0V ~ 3V).
- Test kontinuiteta: Performs an on-off test with a maximum resistance of 999.9Ω.
- Duty Cycle Measurement: Range from 0.1% to 99.9%.
- NCV (Non-Contact Voltage) Test: Detektuje prisustvo AC voltage bez direktnog kontakta.
- Hold / Range: Pritisnite Hold / Range Button to freeze the current reading on the display. Press again to release. Long press to switch between auto-ranging and manual ranging.
6.4 Data Recording and PC Analysis
The MT13S supports multimeter data chart recording. Connect the device to a computer using the Type-C USB cable for data transmission and further analysis with compatible software.
7. Održavanje
- čišćenje: Use a soft, dry cloth to clean the device. Do not use abrasive cleaners, solvents, or harsh chemicals. Keep the thermal camera lens and display screen clean for optimal performance.
- Održavanje baterije: To prolong battery life, avoid fully discharging the built-in lithium battery frequently. Recharge the device when the battery indicator is low. If storing the device for an extended period, charge it to approximately 50% and store in a cool, dry place.
- Skladištenje: Store the device within the specified storage temperature range of -20℃ to 60℃ (-4℉ to 140℉) and working humidity of <85%RH (non-condensing).
8. Otkrivanje problema
- Uređaj se ne uključuje: Ensure the battery is sufficiently charged. Connect the Type-C USB cable and attempt to power on while charging.
- Inaccurate thermal readings: Verify that the emissivity setting is correctly adjusted for the material being measured. Ensure the lens is clean and free from obstructions.
- Netačna očitanja multimetra: Check that the test leads are properly connected and not damaged. Ensure the correct function and range are selected.
- Ekran na dodir ne reaguje: Pokušajte ponovo pokrenuti uređaj. Ako problem i dalje postoji, provjerite je li ekran čist i suh.
- Problemi s prijenosom podataka: Ensure the Type-C USB cable is securely connected to both the device and the computer. Check computer's device manager for proper driver installation.
9. Specifikacije
| Kategorija | Parametar | Vrijednost |
|---|---|---|
| Thermal Imaging | Senzor | Nehlađena fokalna ravan |
| Frekvencija snimanja slike | 20Hz | |
| Piksel za termoviziju | 192*192 | |
| Rezolucija slike | 240*240 | |
| Polje of view (FoV) | 50.0°(H) × 50°(V)/72.1°(Š) | |
| Emisivnost | 0.1-0.99 (tunable, 0.95 default) | |
| Temperaturni opseg mjerenja | -20℃ ~ +550℃ | |
| Mode | Automatsko pojačanje | |
| Ploča u boji | Iron Red, Rainbow, Fusion, White Heat, White Heat Highlights | |
| Multimetar | DC highest input voltage | 1000V |
| AC highest input voltage | 750V | |
| Resistance highest measurement resistance | 99.99MΩ | |
| Capacitance highest measurement capacity | 99.99mF | |
| Duty cycle measurement range | 0.1% ~ 99.9% | |
| Diode measurement range | 0V ~ 3V | |
| On-off test maximum resistance | 999.9Ω | |
| General Device | Display Screen | 2.8 inča, rezolucija 320x480 |
| Ekran na dodir | Otporni ekran na dodir | |
| USB interfejs | USB Type-C | |
| Kapacitet skladištenja | 3.5MB | |
| Format slike | BMP file | |
| Baterija | Ugrađena litijumska baterija | |
| Temperatura skladištenja | -20℃ ~ 60℃ (-4℉ ~ 140℉) | |
| Radna temperatura | 0℃ ~ 50℃ (32℉ ~ 122℉) | |
| Radna vlažnost | <85%RH (Non-condensing) | |
| Fizički | Veličina proizvoda | 134 mm * 69 mm * 25 mm |
| Težina proizvoda | 130g (not including accessories) |

Slika 7: Dimenzije proizvoda.
10. Savjeti za korisnike
- Always ensure the device's battery is adequately charged before starting any critical measurements to avoid interruptions.
- For the most accurate thermal imaging results, remember to adjust the emissivity setting to match the material you are inspecting.
- Utilize the data recording feature for long-term monitoring or when detailed analysis of multimeter readings is required.
- Regularly clean the thermal camera lens and the display screen with a soft, dry cloth to maintain optimal image clarity and touch responsiveness.
- When performing electrical measurements, double-check that the test leads are securely connected and that the correct measurement function and range are selected to prevent damage to the device or inaccurate readings.
11. Garancija i podrška
Za informacije o garanciji, tehničkoj podršci ili upite o servisiranju, molimo Vas da se obratite kontakt informacijama koje je dostavio Vaš prodavač ili službeni predstavnik proizvođača. webSačuvajte račun kao dokaz o kupovini.




