1. Introducció
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. Informació de seguretat
Si us plau, llegiu i enteneu tots els avisos de seguretat i les instruccions d'ús abans d'utilitzar aquest dispositiu. Si no seguiu aquestes instruccions, podeu patir descàrregues elèctriques, incendis o lesions greus.
- Always use the correct measurement function, range, and terminals for your measurement.
- No apliqueu més del volum nominaltage, as marked on the device, between terminals or between any terminal and ground.
- Tingueu precaució quan treballeu amb voltagper sobre de 30 V CA RMS, 42 V pic o 60 V CC. Aquests voltagsuposen un risc de xoc.
- Desconnecteu sempre els cables de prova del circuit abans de canviar les funcions o els rangs.
- Inspeccioneu els cables de prova per detectar si hi ha aïllament danyat o metall exposat. Substituïu-los si estan danyats.
- Do not operate the device if it appears damaged or is not operating properly.
- Observe local and national safety codes.
3. Contingut del paquet
Verify that all items listed below are present and in good condition:
- 1 x Mustool MT13S Thermal Imaging Multimeter
- 1 x cable USB tipus C
- 1 x Manual d'usuari
4. Producte acabatview
Familiarize yourself with the components and controls of your MT13S device.
4.1 Disposició i controls del dispositiu

Figure 2: Front panel layout and function introduction.
- Botó d'encesa: Encén o apaga el dispositiu.
- 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: Selecciona la mesura de freqüència o cicle de treball.
- Menú: Accesses various settings and options.
- Configuració del sistema: Direct access to system configuration.
4.2 IR Camera Display Elements

Figure 3: IR Camera display description.
- Fes fotos: Icon to capture thermal images.
- Configuració del sistema: Icon to access IR camera specific settings.
- Low Temperature Point: Indicates the lowest temperature detected in the current view.
- Punt calent: Highlights the hottest point in the thermal image.
- Temperatura màxima: Displays the highest temperature value.
- Electricitat: Indicador de nivell de bateria.
- Temperatura mínima: Displays the lowest temperature value.
- Center Point temperature: Temperature at the center of the screen.
- Punt central: Crosshair indicating the center of the screen.
- Data/hora: Data i hora actuals.
4.3 Multimeter Display Elements

Figure 4: Multimeter display description.
- Barra analògica: Graphical representation of the measurement data.
- Measurement data Display area: Shows the primary numerical reading.
- Visualització de la temperatura ambient: Current ambient temperature.
- Icones de funció: 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

Figura 5: posterior view of the MT13S, highlighting the thermal imaging camera and battery cover lock.
5. Configuració
5.1 Càrrega de la bateria
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 Engegada/apagada
Manteniu premut el botó Botó d'engegada (refer to Figure 2) for a few seconds to turn the device on or off.
6. Instruccions de funcionament
6.1 Canvi entre modes
Premeu el botó 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℃.
- Comprensió de la pantalla: 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.
- Paletes de colors: 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.
- Ajust d'emissivitat: 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.
- Fent fotos: 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 Mode multímetre
In multimeter mode, the device functions as a 10000-count digital multimeter.
- Selecció de la funció: 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 Mesura:
- DC Voltage: Up to 1000V.
- Vol. ACtage: Up to 750V.
- Mesura de la resistència: Measures resistance up to 99.99MΩ.
- Mesura de la capacitat: Measures capacitance up to 99.99mF.
- Prova de díode: Measures diode forward voltage drop (0V ~ 3V).
- Prova de continuïtat: Performs an on-off test with a maximum resistance of 999.9Ω.
- Duty Cycle Measurement: Range from 0.1% to 99.9%.
- NCV (vol sense contacte).tage) Test: Detecta la presència d'AC voltagi sense contacte directe.
- Hold / Range: Premeu el botó 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. Manteniment
- Neteja: 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.
- Cura de la bateria: 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.
- Emmagatzematge: 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. Solució De Problemes
- El dispositiu no s'encén: 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.
- Lectures inexactes del multímetre: Check that the test leads are properly connected and not damaged. Ensure the correct function and range are selected.
- La pantalla tàctil no respon: Try restarting the device. If the issue persists, ensure the screen is clean and dry.
- Problemes de transferència de dades: 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. Especificacions
| Categoria | Paràmetre | Valor |
|---|---|---|
| Imatge tèrmica | Sensor | Pla focal no refrigerat |
| Freqüència de captura d'imatges | 20 Hz | |
| Píxel d'imatge tèrmica | 192*192 | |
| Resolució d'imatge de pantalla | 240*240 | |
| Camp de view (FoV) | 50.0°(H) × 50°(V)/72.1°(D) | |
| Emissivitat | 0.1-0.99 (tunable, 0.95 default) | |
| Interval de temperatura de mesura | -20 ℃ ~ +550 ℃ | |
| Mode | Guany automàtic | |
| Tauler de colors | Iron Red, Rainbow, Fusion, White Heat, White Heat Highlights | |
| Multímetre | DC highest input voltage | 1000 V |
| AC highest input voltage | 750 V | |
| Resistance highest measurement resistance | 99.99 MΩ | |
| Capacitance highest measurement capacity | 99.99 mF | |
| Duty cycle measurement range | 0.1% ~ 99.9% | |
| Diode measurement range | 0V ~ 3V | |
| On-off test maximum resistance | 999.9Ω | |
| General Device | Pantalla de visualització | 2.8 inches, 320x480 resolution |
| Pantalla tàctil | Pantalla tàctil resistent | |
| Interfície USB | Tipus C USB | |
| Capacitat d'emmagatzematge | 3.5 MB | |
| Format d'imatge | BMP file | |
| Bateria | Bateria de liti incorporada | |
| Temperatura d'emmagatzematge | -20 ℃ ~ 60 ℃ (-4 ℉ ~ 140 ℉) | |
| Temperatura de treball | 0 ℃ ~ 50 ℃ (32 ℉ ~ 122 ℉) | |
| Humitat de treball | <85%RH (Non-condensing) | |
| Física | Mida del producte | 134 mm * 69 mm * 25 mm |
| Pes del producte | 130g (not including accessories) |

Figura 7: Dimensions del producte.
10. Consells d'usuari
- 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. Garantia i Suport
Per obtenir informació sobre la garantia, assistència tècnica o consultes sobre el servei tècnic, consulteu la informació de contacte proporcionada pel vostre distribuïdor o el representant oficial del fabricant. weblloc web. Conserveu el rebut de compra com a comprovant de compra.




