1. Introduction
This manual provides essential information for the proper use, setup, operation, and maintenance of your Kimo KH 50 Temperature and Humidity Data Logger. Please read this manual thoroughly before operating the device to ensure accurate measurements and safe handling. The Kimo KH 50 is designed for monitoring temperature and humidity in various applications, including industrial processes, storage facilities, and pharmaceutical environments.
2. Safety Information
Observe the following safety precautions to prevent damage to the device and ensure user safety:
- Do not expose the device to extreme temperatures outside its specified operating range (-20 to 70°C).
- Avoid exposing the device to corrosive chemicals or strong electromagnetic fields.
- Do not attempt to open or modify the device. Refer all servicing to qualified personnel.
- Keep the device away from water and high humidity environments unless specifically designed for such conditions.
- Dispose of batteries according to local regulations.
3. Product Overview
The Kimo KH 50 is a compact and reliable data logger for continuous monitoring of temperature and humidity. It features a clear digital display and a simple interface.

Figure 3.1: Front view of the Kimo KH 50 Data Logger, showing the digital display and 'OK' button.

Figure 3.2: Angled view of the Kimo KH 50, displaying a humidity reading in %RH.

Figure 3.3: The Kimo KH 50 Data Logger held in a hand, illustrating its compact size.

Figure 3.4: The Kimo KH 50 Data Logger positioned in an industrial setting, monitoring conditions near a conveyor belt.
4. Setup
Follow these steps for initial setup of your Kimo KH 50 Data Logger:
- Battery Installation: Open the battery compartment cover on the back of the device. Insert the required batteries (type not specified, assume standard AAA or button cell) ensuring correct polarity. Close the cover securely.
- Power On: The device should power on automatically once batteries are installed. If not, press and hold the 'OK' button briefly.
- Initial Configuration: Upon first power-on, the device may prompt for basic settings such as time, date, and measurement units. Use the 'OK' button to navigate and confirm selections. Refer to the on-screen prompts for guidance.
5. Operating Instructions
The Kimo KH 50 is designed for straightforward operation:
- Viewing Current Readings: The device continuously displays the current temperature and humidity readings on its screen.
- Starting Data Logging: To begin recording data, press and hold the 'OK' button until a logging indicator (e.g., 'REC') appears on the display.
- Stopping Data Logging: To stop recording data, press and hold the 'OK' button again until the logging indicator disappears.
- Data Retrieval: To retrieve logged data, connect the device to a computer using the appropriate interface cable (sold separately, if applicable) and Kimo's dedicated software. Follow the software instructions for data download and analysis.
6. Maintenance
Proper maintenance ensures the longevity and accuracy of your data logger:
- Cleaning: Clean the device exterior with a soft, damp cloth. Do not use abrasive cleaners or solvents. Ensure no moisture enters the sensor or battery compartment.
- Battery Replacement: When the low battery indicator appears, replace the batteries promptly to avoid data loss. Follow the battery installation steps outlined in Section 4.
- Storage: Store the device in a cool, dry place, away from direct sunlight and extreme temperatures, when not in use for extended periods. Remove batteries if storing for several months.
7. Troubleshooting
If you encounter issues with your Kimo KH 50, refer to the following common problems and solutions:
- Device not turning on: Check battery installation and ensure batteries are not depleted. Replace batteries if necessary.
- Incorrect readings: Ensure the sensor is not obstructed and the device is placed in an area with adequate air circulation. Verify that the device is operating within its specified temperature and humidity ranges.
- Data logging not starting/stopping: Ensure the 'OK' button is pressed and held for the required duration until the logging indicator changes state.
- Cannot retrieve data: Verify the connection to the computer and ensure the correct software is installed and running. Check for driver issues if applicable.
If problems persist, contact Kimo customer support for further assistance.
8. Specifications
| Feature | Specification |
|---|---|
| Model | KH50 |
| Brand | Kimo |
| Measurement Range (Temperature) | -20 to 70°C |
| Item Weight | 5.29 ounces |
| Manufacturer | Kimo |
| First Available Date | November 22, 2019 |





