DingKey Designs Thermo Logger Channel Data Logger
Product Description
The ThermoLogger delivers precision temperature monitoring and data logging with three Type K thermocouple channels, web interface controls using built-in WiFi connectivity, and comprehensive recording capabilities.
Specifications
- Model: ThermoLogger
- Input Type: K-type thermocouples
- Channels: Up to 3
- Storage: SD Card (FAT32 formatted)
- Interface: USB-C
- Display: OLED
- Control: Single, Double, Long Press
- Web Interface: Yes
Features
- 3 Type K thermocouple inputs (MAX31855K interface)
- OLED display with real-time readings
- Built-in WiFi access point for remote monitoring
- Web-based dashboard interface
- SD card data logging in CSV format
- DS3231 Real-time clock with CR 2032 battery
- Adjustable sampling interval (1s default, adjustable between 0.1-600 seconds)
- Temperature units: °C, °F, K
- Automatic min/max temperature tracking
- Ambient temperature monitoring
- Single-button control interface
- 5V power supply via USB-C
- Cable tie/zip tie holes for strain relief
Benefits
- Monitor multiple temperature points simultaneously
- Access readings remotely via any WiFi-enabled device
- Record data for analysis and documentation
- No internet connection required for operation
- Easy setup with no configuration necessary
- Compact design for versatile placement
Applications
- Cooking and food processing
- Scientific experiments
- HVAC system analysis
- Industrial process monitoring
- Educational projects
- Home brewing
- Electronics testing
- Automotive diagnostics
What’s Included
- ThermoLogger Device
- CR2032 Battery
- 32GB SD Card
- K-Type Thermocouple (optional)
- Note: Bundled thermocouple color coding polarity:
- Red wire is T+ for Chromel
- Black wire is T- for Alumel
- A cable tie is included for strain relief on device
What’s Needed
- Small flat head screwdriver for securing screw terminals
- USB-C cable for powering the device
Basic Operation
- Connect K-type thermocouples to device inputs using a screwdriver, up to 3 channels.
- Insert a FAT32 formatted SD Card into the device for logging
- Plug in the USB-C cable to power up the device
- Read temperatures on the OLED display
- Check for the correct orientation of the thermocouple. If installed backward, the temperature change direction will be reversed.
Controls
- Single Press: Toggle between current/min/max
- Double Press: Start/stop SD recording
- Long Press: Change temperature units (C/F/K)
Thermocouple Values:
- Ambient Temp Value
- Logging interval
- Wifi IP Address
Web Interface
- Connect to the other device’s WiFi AP (Thermologger-xxxx)
- Open a web browser
- Enter the IP address shown on the device display
- Use web controls for setting the RTC real-time clock. Logging interval, viewing temperature data, and controlling start/stop for logging
FAQs
Q: How do I change the temperature units on the ThermoLogger?
A: To change the temperature units (Celsius/Fahrenheit/Kelvin), perform a long press on the device.
Q: Can I use thermocouples other than K-type with the ThermoLogger?
A: The ThermoLogger is designed for use with K-type thermocouples only.
Documents / Resources
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DingKey Designs Thermo Logger Channel Data Logger [pdf] User Guide Thermo Logger Channel Data Logger, Logger Channel Data Logger, Channel Data Logger, Data Logger |