1. Okwu mmalite
This manual provides detailed instructions for the proper use and maintenance of your Tzone Temperature Humidity Data Logger, Model TempU07B. This device is designed for accurate and reliable monitoring and recording of temperature and humidity data in various industrial and cold chain applications, including freezers, refrigerators, greenhouses, and laboratories. Please read this manual thoroughly before operating the device.

Image 1.1: The Tzone TempU07B Temperature Humidity Data Logger, featuring an external temperature and humidity probe, an LCD display, and a detachable magnetic mounting bracket.
2. Akụrụngwa Ngwaahịa
- Ọkwa ụlọ ọrụ: Designed for robust performance in demanding environments, featuring an IP65 waterproof rating.
- Nyocha mpụga: Equipped with a 1.5-meter external temperature and humidity probe for measuring data in hard-to-reach or enclosed spaces.
- High Data Capacity: Stores up to 34,560 groups of temperature and humidity data.
- Automatic Report Generation: Generates PDF and CSV reports automatically upon connection to a computer via USB, requiring no special software for basic report viewing.
- Oke nha nha: Temperature range of -40 ℉ to 185 ℉ (-40 ℃ to 85 ℃) and humidity range of 5% to 95% RH.
- Asambodo ogo: Complies with FDA CFR Part 21 requirements.
- Oke ndị nwere ike ịhazi: Allows setting of alarm ranges, logging intervals, startup modes, and calibration via dedicated Windows software.
- Ngosipụta LCD dijitalụ: Shows real-time, maximum (MAX), and minimum (MIN) temperature and humidity values.
- Ịchekwa ike: LCD screen automatically turns off after 1 minute of inactivity to conserve battery life.
- Nkwanye dị mma: Features a wall-mounted bracket with a magnet for easy installation and space-saving placement.
3. Ihe ngwugwu
Biko lelee ihe dị n'ime ngwugwu ahụ mgbe ị natara ya iji hụ na ihe niile dị:
- 1 x Tzone Temperature and Humidity Data Logger (Model TempU07B)
- Akwụkwọ ntuziaka onye ọrụ 1 x (akwụkwọ a)
- 1 x CR2032 Battery (pre-installed or included separately)
- 1 x Magnetic Wall-Mounted Bracket
4. Nkọwapụta

Image 4.1: Key specifications of the TempU07B data logger.
| Oke | Uru |
|---|---|
| Nọmba nlereanya | TempU07B |
| Oke nha nha okpomọkụ | -40 ℉ to 185 ℉ (-40 ℃ to 85 ℃) |
| Oke nha iru mmiri | 5% ruo 95% RH |
| Okpomọkụ ziri ezi | ±0.3 ℃ (0-60 ℃) |
| Ikike iru mmiri | ±3% RH (10%-90%) |
| Ike data | Otu narị ise |
| Ụdị akụkọ | PDF & CSV (automatic generation) |
| Njikọta | USB |
| Ụdị batrị | 1 x CR2032 (gụnyere) |
| Oge ndụ batrị | Approx. 2 years (at 25 ℃) |
| Ngosi nke enweghị mmiri | IP65 |
| Akụkụ | Approx. 100mm x 43mm (main unit) |
| Ngwa gụnyere | Data Logger, User Manual |
5. Nhazi ngwaọrụ

Foto 5.1: Ofeview of the TempU07B data logger's components and approximate dimensions.
The Tzone TempU07B features a clear LCD display, two control buttons (START and STOP), a USB port for data transfer, and an integrated external probe for temperature and humidity sensing. The device also comes with a magnetic bracket for flexible placement.
6. Mbido Mbido
6.1 Ntinye batrị
The device typically comes with a CR2032 battery pre-installed. If not, or if replacement is needed, carefully open the battery compartment and insert a new CR2032 battery, ensuring correct polarity.
6.2 Ịtinye ngwaọrụ
The TempU07B includes a magnetic wall-mounted bracket for convenient placement.
- Attach the bracket to a suitable surface using screws or its magnetic backing.
- Securely place the data logger into the bracket. The magnetic design ensures it stays in place.
6.3 Probe Placement

Image 6.1: The external probe allows for monitoring conditions inside a freezer or refrigerator without opening the door.
Position the 1.5-meter external probe in the area where temperature and humidity need to be monitored. Ensure the probe tip is not obstructed and is exposed to the environment you wish to measure. The main unit can remain outside the monitored area, allowing for easy viewnke data.
7. Basic Ọrụ
7.1 Starting and Stopping Logging
- To Start Logging: Pịa Malite button to wake the unit. Then, press and hold the Malite button until the logging indicator appears on the LCD.
- To Stop Logging: Pịa ma jide KWỤSỊ button until the logging indicator disappears. Alternatively, logging can be stopped automatically if a pre-set stop time is configured via the software.
Ozi Ngosipụta LCD 7.2

Image 7.1: Explanation of LCD display icons and values.
The LCD screen displays various information:
- Real-time Values: Current temperature and humidity.
- MAX/MIN Values: Pịa Malite button briefly to cycle through real-time, maximum, and minimum recorded values.
- Ihe ngosi mkpu: Icons will appear if temperature or humidity exceeds pre-set alarm thresholds (H1/H2 for high, L1/L2 for low).
- Logging Status: An icon indicates if the device is actively recording data.
- Ihe ngosi batrị: Na-egosi ọkwa batrị dị ugbu a.
The screen will automatically turn off after 1 minute of no operation to save battery life. Press any button to reactivate the display.
8. Advanced Settings & Data Management
8.1 Automatic Report Generation

Foto 8.1: Ọpụample of automatically generated PDF and CSV reports.
After logging is complete, connect the data logger to a computer's USB port. The device will automatically generate PDF and CSV reports containing the recorded data. No special software installation is required to view these basic reports.
8.2 Using the Data Management Software (Windows Only)

Image 8.2: Workflow for setting parameters using the Tzone software.
For advanced configuration and detailed data analysis, download the free data management software from the official Tzone websaịtị (karịsịa www.tzonedigital.com). This software is compatible with Windows operating systems.
- Budata ma wụnye: Obtain the software from the Tzone websaịtị ma soro ntuziaka nwụnye.
- Jikọọ ngwaọrụ: Plug the data logger into your computer's USB port.
- Hazie oke: Use the software to set various parameters, including:
- Temperature and humidity alarm ranges (high and low)
- Ogologo oge nbanye
- Startup mode (manual, timed)
- Ntọala nhazi nhazi
- Password protection for reports
- Chekwa ntọala: After configuring, save the parameters to the device. You can also save parameter templates for future use.
- Nyocha data: The software supports data graph comparison across multiple loggers, aiding in comprehensive data analysis.
9. Nlekọta
9.1 Nhicha
The device is designed to be freezer safe and can be wiped clean. Use a soft, damp cloth to clean the exterior of the data logger. Do not use abrasive cleaners or immerse the device in water.
9.2 nnọchi batrị
When the battery indicator shows low power, replace the CR2032 battery. Ensure the device is not actively logging data before replacing the battery. Dispose of old batteries according to local regulations.
10. Nchọpụta nsogbu
- Device not starting/displaying: Check battery level. Replace if necessary.
- No data report generated: Ensure the device has completed logging. Connect securely to a USB port. Try a different USB port or computer.
- Cannot change settings: Parameter changes require the dedicated Windows software. Ensure the software is correctly installed and the device is connected.
- Ọgụgụ na-ezighi ezi: Ensure the probe is correctly positioned and not obstructed. Consider recalibrating using the software if discrepancies persist.
- Magnet detached from bracket: Reattach the magnet to the bracket using a suitable adhesive if it has come loose.
11. Nkwado & Akwụkwọ ikike
For technical support, warranty information, or further inquiries, please refer to the official Tzone website or contact Tzone customer service. Keep your purchase receipt for warranty claims.