
To activate the Neo Penta ‘DF’, press and hold the button for 2 seconds.
Once activated, the ‘Power’ LED will blink every 8 seconds.
After a 30-minute start-up delay, the ‘Power’ LED will flash three times rapidly to indicate that temperature monitoring has begun.
The LEDs will continue to flash every 8 seconds, signaling ongoing status and temperature updates.
To manually check the device status, simply press the button again.
Alarm LEDs will illuminate if the temperature falls below 0°C or 2°C, or rises above 8°C, providing clear and immediate alerts.
Each device is fully tested and individually serialized, ensuring exceptional reliability and traceability for critical use.
To view and download a report, connect a Holtronic download dongle and open the Holtronic Data Viewer.
For further information, please contact our support team.
Shelf Life & Active Life | 3 years | 9 Months |
Environmental | IP54 |
Operating Temperature | -20°C to 60°C |
Housing | Rigid Plastic |
Battery | CR2032 lithium button cell |
SIze | 24.6mm x 44.5mm x 5.8mm |
Weight | 6g |
Sensor | Internal NTC |
Type of use | SIngle use, non-reversable |
Activation | Hold button for 2sec ±0.5sec |
Start Delay | 30min ±100ms |
Temperature Sample Period | 24sec ±1ms |
Temperature Alarms | 0°C ±0.5°C, single event for 10min ±30ms |
2°C ±0.5°C, cumulative for 30min ±100ms | |
8°C ±0.5°C, cumulative for 5min ±15ms | |
8°C ±0.5°C, cumulative for 30min ±100ms | |
8°C ±0.5°C, cumulative for 60min ±200ms |
Please ensure the ID number below matches the number under your QR code on your device.



