Product overview -30 °C to +70 °C and 0 % to 100 % humidity USB and Bluetooth® data transfer Automatic PDF reports with alarm details Reusable PDF logger Up to 2 years battery life LIBERO CH The LIBERO CH from Elpro is a versatile PDF data logger that allows for precise monitoring of temperature and humidity levels during transport or storage. Thanks to the combination of temperature and humidity sensors, it offers a safe and efficient solution for controlling sensitive products. Its ease of use, along with the ability to transfer data via USB or Bluetooth®, makes it an ideal companion for various applications in logistics and storage monitoring. With up to 8 configurable temperature alarm zones and alarm on MKT as well as alarm on duration/time and 2 humidity thresholds with alarm delay, the logger can be customised to meet individual requirements. Additionally, the alarm functions can be turned on or off as needed. The integrated LIBERO Cx BLE app allows you to conveniently control the logger via a smart device without the need to manually remove the device. Product Details LIBERO CH from Elpro Reusable PDF logger for temperature and humidity measurement Combined, 100% calibrated temperature and humidity sensor Data transfer via USB or Bluetooth® Low Energy (BLE) Compatible with iOS and Android (via LIBERO Cx BLE app) Ideal for transport monitoring, storage management, and location tracking Up to 8 temperature zones and 2 humidity thresholds configurable Automatic PDF reporting with charts and alarm statistics Long-term monitoring with up to 2 years of battery life Robust design, lightweight and easy to mount Alarm and deactivation of the alarm function possible Optional stainless steel bracket available for easy attachment FDA 21 CFR 11 and GAMP® 5 compliant 1 piece Technical Data Measurement range: -30 °C to +70 °C (temperature), 0% RH to 100% RH (humidity) Measurement accuracy: ±0.2 °C to ±0.7 °C (temperature), ±2.5% to ±3.5% RH (humidity) Memory capacity: 37,750 measurements per parameter (temperature and humidity) Battery life: Up to 2 years (depending on Bluetooth® usage) Alarm configuration: 8 temperature alarm zones, 2 humidity thresholds Report format: Automatic PDF report Dimensions: 54 x 41 x 11 mm Weight: 39 g Protection class: IP54 Calibration certificate: Included free of charge App compatible: iOS and Android