1. Introduzione
This manual provides essential instructions for the safe and effective use of your OMRON Electronic Thermometer Kenon-kun MC-171W. Please read this manual thoroughly before use and keep it for future reference. This device is designed for accurate body temperature measurement in the armpit or oral cavity.
2. Informazioni e avvertenze sulla sicurezza
AVVERTIMENTO:
- Self-diagnosis or treatment based on measurement results is dangerous. Always follow medical guidance.
- This product is not an ear thermometer. Do not measure temperature anywhere other than the armpit or oral cavity.
- Keep out of reach of infants and young children. Avoid use by children alone.
- Product warranty is limited to use within Japan.
- Always read the instruction manual carefully and use the device correctly.
This device is a Controlled Medical Device with Medical Device Certification (Approval) Number: 219AGBZX00040000.
3. Prodotto finitoview
The OMRON Kenon-kun MC-171W is a compact and waterproof electronic thermometer designed for reliable temperature measurement. It features an easy-to-read display and an automatic shut-off function to conserve battery life.
3.1. componenti
- Thermometer Unit
- Trial Battery (Alkaline manganese button battery LR41 x 1)
- Custodia di stoccaggio
- Manuale di istruzioni

Immagine: Frontale view of the OMRON MC-171W Electronic Thermometer.

Image: Close-up of the thermometer display showing a temperature reading of 36.8°C.
4. Impostazione
4.1. Installazione della batteria
The thermometer comes with a trial battery (LR41) pre-installed. If the battery needs replacement, follow these steps:
- Locate the battery compartment cover, usually at the end opposite the measurement tip.
- Rimuovere con cautela il coperchio.
- Insert a new LR41 alkaline manganese button battery with the correct polarity (+/-).
- Riposizionare saldamente il coperchio del vano batteria.
Note: Ensure the cover is properly sealed to maintain the device's water resistance.
5. Istruzioni per l'uso
5.1. Uso generale
- Press the power button to turn on the thermometer. A short beep will sound, and the last measured temperature will be displayed briefly.
- The display will then show 'L' and a flashing '°C' (or '°F'), indicating it is ready for measurement.
5.2. Armpit Measurement
For accurate armpit temperature measurement, follow these guidelines:
- Ensure the armpit is dry.
- Place the tip of the thermometer in the center of the armpit, inserting it from bottom to top.
- Press the elbow firmly against the side of the body, holding the arm at a 30° to 45° angle to ensure the thermometer is securely in place.
- Hold the thermometer in position for approximately 10 minutes until the buzzer sounds.

Image: Diagram showing that temperature can vary between the center and outer parts of the armpit.

Image: Illustration of correct armpit thermometer placement, with the elbow pressed against the side at a 30-45 degree angle.

Immagine: Examples of incorrect armpit thermometer positioning, indicating that the thermometer should not move or shift during measurement.
5.3. Oral Measurement
For accurate oral temperature measurement:
- Place the tip of the thermometer under the tongue, in one of the heat pockets at the base of the tongue.
- Close your mouth and hold the thermometer in place with your lips and fingers.
- Hold the thermometer in position for approximately 5 minutes until the buzzer sounds.
5.4. Lettura dei risultati
Once the measurement is complete and the buzzer sounds, the final temperature reading will be displayed on the screen. The thermometer will automatically turn off after approximately 30 minutes of inactivity.
6. Manutenzione
6.1. Pulizia
The OMRON MC-171W is waterproof and can be cleaned by rinsing it under water. For disinfection, wipe the measurement tip with an alcohol swab or a cloth dampened with disinfectant. Do not immerse the entire thermometer in water for extended periods or use harsh chemical cleaners.
6.2. Conservazione
Store the thermometer in its protective case when not in use. Keep it in a cool, dry place, away from direct sunlight, high temperatures, and humidity. Avoid dropping or subjecting the device to strong impacts.
7. Risoluzione Dei Problemi
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Il termometro non si accende. | La batteria è scarica o non è inserita correttamente. | Replace the battery (LR41) or reinsert it correctly. |
| Letture imprecise. | Improper placement or insufficient measurement time. | Ensure correct placement in the armpit or oral cavity and allow sufficient measurement time (10 min for armpit, 5 min for oral). |
| Il display mostra 'Err'. | Errore di misurazione o malfunzionamento del dispositivo. | Turn off the thermometer, wait a few minutes, and try again. If the error persists, contact customer support. |
8. Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Numero di modello | MC-171W |
| Medical Device Certification Number | 219AGBZX00040000 |
| Metodo di misurazione | Actual Measurement |
| Precisione della misurazione | ±0.1°C (when measured in water bath at 23°C) |
| Campo di misura | da 32.0 a 42.0°C |
| Tempo di misura | Approx. 10 minutes (armpit), Approx. 5 minutes (oral) |
| Ambiente operativo | Ambient temperature +10 to +40°C, Relative humidity 30 to 85% RH |
| Resistenza all'acqua | Conforms to JIS T1140 specified drip-proof type |
| Fonte di alimentazione | 1 x LR41 Alkaline manganese button battery |
| Durata della batteria | Approx. 1100 measurements (when used for 10 minutes each) |
| Product Dimensions (W x L x T) | Dimensioni: 19.6 mm x 129.7 mm x 13.2 mm |
| Peso | ca. 13 g (batteria esclusa) |
| Colore | Bianco |
| Caratteristiche | Auto-off, Buzzer notification, Previous reading memory, Battery replaceable |
| Paese di origine | Cina |
9. Garanzia e supporto
OMRON Healthcare products are manufactured to high-quality standards. For warranty information, please refer to the specific warranty card included with your product. Please note that product warranty is generally limited to use within Japan.
9.1. Assistenza clienti
For product inquiries, separate purchases, consumables, or repair requests, please contact Omron Healthcare Customer Support:
- Websito: https://www.healthcare.omron.co.jp/support/
- Omron Service Center:
- Telephone (Toll-Free): Numero di telefono: 0120-30-6606
- FAX (Toll-Free): Numero di telefono: 0120-10-1625
- Orari di apertura: Monday - Friday, 9:00 - 19:00 (excluding holidays)
Please note that operating hours may change without prior notice.





