1. Selelekela
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. Likarolo tsa lihlahisoa
- Sehlopha sa Indasteri: Designed for robust performance in demanding environments, featuring an IP65 waterproof rating.
- Tlhahlobo ea Kantle: 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.
- Tlhahiso ea Tlaleho e Iketsang: Generates PDF and CSV reports automatically upon connection to a computer via USB, requiring no special software for basic report viewng.
- Mekhahlelo e Pharalletseng ea Tekanyo: Temperature range of -40 ℉ to 185 ℉ (-40 ℃ to 85 ℃) and humidity range of 5% to 95% RH.
- Setifikeiti sa Boleng: Complies with FDA CFR Part 21 requirements.
- Li-parameter tse ka hlophisoang: Allows setting of alarm ranges, logging intervals, startup modes, and calibration via dedicated Windows software.
- Pontšo ea LCD ea Dijithale: Shows real-time, maximum (MAX), and minimum (MIN) temperature and humidity values.
- Ho Boloka Matla: LCD screen automatically turns off after 1 minute of inactivity to conserve battery life.
- Ho Beha hamonate: Features a wall-mounted bracket with a magnet for easy installation and space-saving placement.
3. Likahare tsa Sephutheloana
Ka kopo, sheba litaba tsa sephutheloana ha u se u fumana ho netefatsa hore lintho tsohle li teng:
- 1 x Tzone Temperature and Humidity Data Logger (Model TempU07B)
- 1 x Buka ea Mosebelisi (tokomane ena)
- 1 x CR2032 Battery (pre-installed or included separately)
- 1 x Magnetic Wall-Mounted Bracket
4. Litlhaloso

Image 4.1: Key specifications of the TempU07B data logger.
| Paramethara | Boleng |
|---|---|
| Nomoro ea Mohlala | TempU07B |
| Boemo ba Tekanyo ea Mocheso | -40 ℉ to 185 ℉ (-40 ℃ to 85 ℃) |
| Mongobo oa Tekanyo Range | 5% ho isa ho 95% RH |
| Ho Nepaha ha Mocheso | ±0.3 ℃ (0-60 ℃) |
| Ho Nepaha ha Mongobo | ±3% RH (10%-90%) |
| Bokhoni ba data | Lihlopha tse 34,560 |
| Sebopeho sa Tlaleho | PDF & CSV (automatic generation) |
| Khokahano | USB |
| Mofuta oa Leshala | 1 x CR2032 (e kenyelelitsoe) |
| Bophelong ba Battery | Approx. 2 years (at 25 ℃) |
| Lintlha tse sa keneleng metsi | IP65 |
| Litekanyo | Approx. 100mm x 43mm (main unit) |
| Kenyellelitsoe Likaroloana | Data Logger, User Manual |
5. Sebopeho sa Sesebelisoa

Setšoantšo sa 5.1: Ho fetaview 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. Tlhophiso ea Pele
6.1 Ho kenya Betri
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 Ho kenya sesebelisoa
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 viewtlhahiso ea data.
7. Ts'ebetso ea Motheo
7.1 Starting and Stopping Logging
- To Start Logging: Tobetsa ea QALA button to wake the unit. Then, press and hold the QALA button until the logging indicator appears on the LCD.
- To Stop Logging: Tobetsa o hatelle EMA button until the logging indicator disappears. Alternatively, logging can be stopped automatically if a pre-set stop time is configured via the software.
7.2 Tlhahisoleseding ea Pontšo ea LCD

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: Tobetsa ea QALA button briefly to cycle through real-time, maximum, and minimum recorded values.
- Matšoao a Alamo: 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.
- Lesupa la Betri: E bonts'a boemo ba betri ea hajoale.
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

Setšoantšo sa 8.1: Example 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 website (typically www.tzonedigital.com). This software is compatible with Windows operating systems.
- Khoasolla 'me u kenye: Obtain the software from the Tzone website mme u latele litaelo tsa ho instola.
- Hokela Sesebelisoa: Plug the data logger into your computer's USB port.
- Hlophisa Paramethara: Use the software to set various parameters, including:
- Temperature and humidity alarm ranges (high and low)
- Nako ea ho rema lifate
- Startup mode (manual, timed)
- Litlhophiso tsa Calibration
- Password protection for reports
- Boloka Litlhophiso: After configuring, save the parameters to the device. You can also save parameter templates for future use.
- Tlhahlobo ea Lintlha: The software supports data graph comparison across multiple loggers, aiding in comprehensive data analysis.
9. Tlhokomelo
9.1 Ho hloekisa
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 Phetoho ea Betri
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. Ho rarolla mathata
- 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.
- Litemana tse sa nepahalang: 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. Tšehetso & Warranty
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.