1. Introducció
The Temtop US-C1 PLUS is a portable indoor air quality monitor designed to provide real-time measurements of Carbon Dioxide (CO2) levels, temperature, and humidity. Equipped with a high-precision Sensirion CO2 sensor and Bluetooth Low Energy (BLE) connectivity, this device allows for convenient monitoring and data management via a dedicated mobile application. Its compact design and long-lasting battery make it suitable for various indoor environments such as homes, offices, and schools.

Figure 1: Temtop US-C1 PLUS device and its mobile application interface.
2. Contingut del paquet
Verifiqueu que tots els elements siguin presents al paquet:
- Temtop US-C1 PLUS CO2 Monitor
- Manual d'usuari
- Cable de càrrega tipus C.
- Suport desmuntable

Figure 2: Included components: Temtop C1+ monitor, user manual, detachable stand, and Type-C charging cable.
3. Configuració
3.1 Càrrega inicial
Before first use, fully charge the device using the provided Type-C charging cable. Connect the cable to the device's Type-C port and a standard USB power adapter (not included). The device features an 800mA lithium battery.
3.2 Engegada/apagada
Press and hold the power button located on the device to turn it on or off.
3.3 Instal·lació i connectivitat de l'aplicació
- Download the 'Temtop' application from your mobile device's app store (available on App Store and Google Play).
- Assegureu-vos que el Bluetooth estigui habilitat al vostre dispositiu mòbil.
- Open the Temtop app and follow the on-screen instructions to pair with your US-C1 PLUS monitor. The device uses BLE networking for connectivity.

Figure 3: The Temtop app facilitates seamless device management and data collection.
4. Funcionament del dispositiu
4.1 Mostra finalview
The 3.3-inch large LCD screen simultaneously displays CO2 levels in parts per million (ppm), temperature (in °F or °C), and relative humidity (%RH). A color-coded indicator provides a quick visual assessment of CO2 concentration:
- Verd: Good (400-1000 ppm)
- groc: Average (1001-1500 ppm)
- Vermell: Unhealthy (1501-5000 ppm)

Figura 4: Detallada view of the monitor's display elements.
4.2 Alert Methods
The device provides multiple alert methods for high CO2 concentrations:
- Codificació de colors: The display background color changes according to CO2 levels.
- Prominent CO2 Number: The CO2 reading is clearly visible.
- Optional Buzzer: An audible alarm can be enabled to notify users when CO2 levels exceed a set threshold.

Figure 5: Visual and audible alerts for high CO2 concentration.
4.3 Característiques de l'aplicació
The Temtop app offers enhanced functionality:
- Monitorització en temps real: View current CO2, temperature, and humidity readings.
- Dades històriques: Access graphical representations of 24-hour and 30-day historical data.
- Exportació de dades: Export historical data as Excel files per a una anàlisi posterior.
- Configuració: Customize device settings, including alert thresholds and temperature units.
- Actualitzacions de l'OTA: Receive over-the-air firmware updates to ensure continuous technological improvements.

Figura 6: Viewing and exporting historical data through the Temtop app.
4.4 Opcions de col·locació
The US-C1 PLUS offers versatile placement options:
- Use the detachable stand for desktop placement.
- Utilize the adsorptive back cover for magnetic attachment to suitable surfaces.

Figure 7: Flexible placement options for the Temtop C1+ monitor.
5. Manteniment
5.1 Calibració
The device may require calibration for optimal accuracy. Refer to the Temtop app or the device's settings for calibration procedures. It is recommended to calibrate the device outdoors in fresh air.
5.2 Neteja
Netegeu el dispositiu amb un drap suau i sec. No utilitzeu productes de neteja abrasius ni submergiu el dispositiu en aigua.
5.3 Durada de la bateria
The 800mA lithium battery can provide up to 70 days of operation in ECO mode. Battery life may vary based on usage and settings. Recharge the device when the battery indicator is low.
6. Solució De Problemes
- El dispositiu no s'encén: Ensure the device is fully charged. Connect it to a power source using the Type-C cable and try again.
- No es pot connectar a l'aplicació:
- Verifiqueu que el Bluetooth estigui habilitat al vostre dispositiu mòbil.
- Ensure the device is within Bluetooth range of your phone.
- Restart both the device and the app.
- Check app permissions for Bluetooth access.
- Lectures inexactes:
- Perform a calibration outdoors in fresh air.
- Assegureu-vos que el sensor no estigui obstruït.
- Display is faint or unreadable: Ensure the device is adequately charged. Adjust viewing angle if necessary.
7. Especificacions
| Característica | Detall |
|---|---|
| Número de model | US-C1 PLUS |
| Marca | Temptop |
| Font d'alimentació | Funciona amb bateria (1 bateria d'ions de liti inclosa) |
| Capacitat de la bateria | 800 mA |
| Durada de la bateria (mode ECO) | Fins a 70 dies |
| Tipus de sensor | Photoelectric (Sensirion CO2 sensor) |
| Interval de mesura de CO2 | 400-5000 ppm |
| Precisió de CO2 | ±(40ppm + 5%) |
| Estil de visualització | LCD |
| Alarma | Audible / Visual |
| Connectivitat | BLE (Bluetooth Low Energy) |
| Pes de l'article | 5.6 unces |
| Dimensions del paquet | 5.39 x 4.17 x 1.26 polzades |

Figura 8: Intern view emphasizing the NDIR Swiss Sensor for accurate CO2 detection.
8. Garantia i Suport
For warranty information and technical support, please refer to the official Temtop weblloc web o poseu-vos en contacte amb el seu servei d'atenció al client. Els detalls normalment es proporcionen a l'embalatge del producte o a les pàgines d'assistència del fabricant.