1. Introduction
Thank you for choosing the PerfectPrime TC0521 4-Channel Thermocouple Thermometer. This instrument is designed for precise temperature measurement across multiple points simultaneously, supporting K, J, E, T, N, R, and S type thermocouples. It features data logging capabilities, USB PC connectivity, and wireless mobile app integration for convenient monitoring and analysis. This manual provides essential information for the safe and efficient operation of your device.
2. Produit terminéview
Caractéristiques principales
- Four Channels Thermocouple Thermometer supporting K, J, E, T, N, R, S Type.
- 3.35" LCD display for clear readings.
- Internal DataLog Storage: 32,000 data logger records per channel.
- USB PC Interface: Real-time monitoring, graphic display, data logging, storage, and data import/export.
- Wireless connectivity to mobile apps (iOS and Android).
- Fast response and samptaux de lingue.
- Adjustable auto power-off timer.
- Temperature alarm function.
- Instant recall function for stored data.
Identification des composants



3. Installation
3.1 Installation de la batterie
- Localisez le compartiment à piles à l'arrière de l'appareil.
- Ouvrez le couvercle de la batterie.
- Insérez 4 piles AAA de 1.5 V en respectant la polarité.
- Fermez soigneusement le couvercle de la batterie.
3.2 Connecting Thermocouple Probes
- Identify the four input ports (T1, T2, T3, T4) at the top of the thermometer.
- Connect the K-type bead probes (or other compatible thermocouple types) to the desired input ports. Ensure the positive (+) and negative (-) terminals of the probe connector align with the corresponding markings on the thermometer.
- For accurate readings, ensure the probes are securely inserted.

3.3 Software and Mobile App Installation
- Logiciel PC: Download the Windows software (compatible with XP/Vista/7/8/10) from the manufacturer's website. Suivez les instructions à l'écran pour l'installation.
- Application mobile : Rechercher the PerfectPrime mobile app on the iOS App Store or Android Play Store. Install the app and follow the in-app instructions to connect wirelessly via Bluetooth.
4. Mode d'emploi
4.1 Mise sous/hors tension
- Appuyez sur le Pouvoir pour allumer le thermomètre.
- Appuyez et maintenez enfoncé le Pouvoir button again to turn the thermometer off.
- The device features an adjustable auto power-off timer to conserve battery life.
4.2 Mesure de température de base
- Ensure probes are correctly connected to the input ports.
- Power on the device. The display will show temperature readings for each active channel.
- Place the probe tips at the desired measurement points. Allow a few moments for the readings to stabilize.
4.3 Sélection de l'unité (°C/°F)
- Appuyez sur le UNITÉ bouton permettant de basculer entre les unités de température Celsius (°C) et Fahrenheit (°F).
4.4 Fonction de maintien des données
- Appuyez sur le PRISE button to freeze the current temperature readings on the display.
- Appuyez sur le PRISE button again to release the hold and resume live readings.
4.5 Min/Max/Avg Functions
- Appuyez sur le MAX button to display the maximum temperature recorded since the device was powered on or the function was reset.
- Appuyez sur le MIN button to display the minimum temperature recorded.
- Appuyez sur le Moyenne button to display the average temperature recorded.
- To reset these values, typically a long press of the respective button or a specific sequence might be required (refer to the included mini-manual for exact steps).
4.6 Rétroéclairage
- Appuyez sur le Rétroéclairage button (often represented by a light bulb icon) to turn the display backlight on or off for improved visibility in low-light conditions.
4.7 Data Logging and Wireless Connectivity
- The device can store up to 32,000 data records per channel internally.
- Connect the thermometer to a PC via the micro USB cable or wirelessly to your mobile device via Bluetooth.
- Use the dedicated PC software or mobile app to configure data logging intervals, view real-time data, analyze trends, and export recorded data.
5. Entretien
- Nettoyage: Essuyez l'appareil avec un chiffon doux et sec. N'utilisez pas de nettoyants abrasifs ni de solvants.
- Remplacement de la batterie : Remplacez les piles lorsque le témoin de batterie faible s'affiche à l'écran afin d'assurer un fonctionnement continu.
- Stockage: Store the thermometer in a cool, dry place away from direct sunlight and extreme temperatures when not in use. Remove batteries if storing for extended periods.
- Entretien de la sonde : Handle thermocouple probes carefully. Avoid bending or kinking the wires excessively. Replace damaged probes to maintain accuracy.
6. Dépannage
- Pas d'alimentation : Vérifiez l'installation des batteries et assurez-vous qu'elles sont neuves.
- Lectures inexactes : Verify probe connections, ensure the correct thermocouple type is selected (if applicable), and check for damaged probes. Allow sufficient time for readings to stabilize.
- Problèmes de connectivité : For PC connection, ensure the USB cable is properly connected and drivers are installed. For mobile app, ensure Bluetooth is enabled on both devices and the app is correctly paired.
- Erreurs d'affichage : If the display shows '----' or other error messages, check probe connections and ensure the measured temperature is within the device's specified range.
7. Spécifications
| Fonctionnalité | Spécification |
|---|---|
| Measurement Temperature Range (K-type) | -200°C à 1372°C (-328°F à 2501°F) |
| Measurement Temperature Range (J-type) | -200°C à 1000°C (-328°F à 1832°F) |
| Measurement Temperature Range (E-type) | -200°C à 750°C (-328°F à 1382°F) |
| Measurement Temperature Range (T-type) | -200°C à 400°C (-328°F à 752°F) |
| Accuracy (J, K, E, T, N-type) | ±(0.1% of reading + 0.7°C) above -100°C; ±(0.5% of reading + 0.7°C) below -100°C |
| Accuracy (R, S-type) | ±(0.2% de la lecture + 1.4°C) |
| Temperature Resolution (K, J, E, T, N-type) | 0.1°C (<600°C), 1°C (≥600°C) |
| Temperature Resolution (R, S-type) | 0.2°C (<600°C), 1°C (≥600°C) |
| Sample taux | 2 fois par seconde |
| Type de batterie | 4 piles AAA 1.5V |
| Battery Lifetime (Bluetooth OFF) | Environ. 120 heures (pile alcaline) |
| Battery Lifetime (Bluetooth ON) | Environ. 30 heures (pile alcaline) |
| Température de fonctionnement | 0°C à 50°C (32°F à 122°F) |
| Fonctionnement Humidité | 10 à 90 % HR (sans condensation) |
| Température de stockage | -20°C à 60°C (-4°F à 140°F) |
| Humidité de stockage | 10 à 75 % HR |
| Dimensions | 187 mm (L) × 75 mm (L) × 29 mm (H) |
| Poids | Environ 290 g |
| Type d'affichage | Écran LCD |
| Technologie de connectivité | USB, Bluetooth |
| Matériau extérieur | Polycarbonate (PC) |
8. Contenu de la boîte
- PerfectPrime TC0521 Thermocouple Thermometer
- Manuel d'instructions (ce document)
- AAA 1.5V batteries (4 pcs)
- Câble micro USB
- K-type bead probes (2 pcs)
- Windows software (available for download)
9. Garantie et assistance
While specific standard warranty details are not provided in the product information, PerfectPrime is committed to product quality. An optional 1-Year Extended Warranty Plan by Onsitego is available for purchase. For technical support, troubleshooting assistance, or warranty inquiries, please refer to the contact information provided with your purchase or visit the official PerfectPrime website.
This device has a Certificate of Calibration from the National Measurement Laboratory R.O.C (NML/ROC) and is Made in Taiwan, ensuring quality and reliability.


