USB Temperature and Humidity Data Logger
Humidity and Temperature Data Loggers for Reliable Temperature Control from Storage to Delivery
ELPRO’s PDF temperature data loggers with USB connection and automatic read-out are simple, stand-alone solutions for monitoring temperature-sensitive products during storage and transport. Each datalogger acts as a reliable recorder, capturing conditions with high accuracy and providing fast, GxP-compliant documentation. With automatic PDF reporting and no software installation required, these built-in features make compliance effortless.
Whether you need a single-use option for high-volume shipping or a durable multi-use temperature or humidity data logger for ongoing monitoring, ELPRO’s PDF data loggers with USB read-out help protect product integrity across the pharmaceutical, healthcare, and life science industries.
What is a USB Temperature Data Logger Used For?
A temperature data logger (sometimes called a temperature recorder) continuously monitors and records temperature over time, ensuring that products remain within safe limits. ELPRO PDF data loggers with USB connection are ideal for:
- Refrigerated and CRT product shipments
- Vaccine distribution
- Storage in refrigerators, freezers, and cold rooms
- Clinical trial logistics and depot storage
- Dry ice and Ultra-Low cryogenic logistics
- Temperature mapping for GxP qualification
PDF Data Loggers for Temperature and Humidity
LIBERO Cx Single-Use PDF Data Loggers

Temperature
For shipments of pharmaceutical products, APIs and clinical supplies
Internal NTC sensor
Free calibration certificate
Measurement range
-30 °C to +70 °C
PDF report with alarm statistics and graph
2 alarm levels, including alarm on MKT
GAMP® 5 validated / FDA 21 CFR
Part 11 compliant
Free software tools
for configuration (liberoCONFIG) and
data analysis (elproVIEWER)
Technical specification
Download here

Temperature
For complex cold chain shipments with tighter stability profiles
Internal NTC sensor
Free calibration certificate
Measurement range
-30 °C to +70 °C
PDF report with alarm statistics and graph
8 alarm levels, including alarm on MKT
GAMP® 5 validated / FDA 21 CFR
Part 11 compliant
Free software tools
for configuration (liberoCONFIG) and
data analysis (elproVIEWER)
Technical specification
Download here

Temperature
For shipments requiring dry ice conditions
Internal NTC sensor
Placement directly into dry ice, free calibration certificate
Measurement range
-95 °C to +50 °C (dry ice application: -78.5 °C)
PDF report with alarm statistics and graph
8 alarm levels, including alarm on MKT
GAMP® 5 validated / FDA 21 CFR
Part 11 compliant
Free software tools
for configuration (liberoCONFIG) and
data analysis (elproVIEWER)
Technical specification
Download here
LIBERO Cx BLE Multi-Use PDF Data Loggers

Temperature Monitoring
Monitoring of shipments, as well as site and storage conditions
Measurement range
-30 °C to +70 °C
Internal sensor
Highly accurate, 100% calibration
Button cell battery
IATA compliant, lifetime of 2 years
PDF report with alarm statistics and graph
8 alarm levels, including alarm on MKT
Read out via USB or Bluetooth®
GAMP® 5 validated / FDA 21 CFR
Part 11 compliant
Free software tools
for configuration (liberoCONFIG) and
data analysis (elproVIEWER)
Technical specification
Download here

Temperature & rel. Humidity Monitoring
Monitoring of shipments, as well
as site and storage conditions
Measurement range
-30 °C to +70 °C, 0% RH to 100% RH
Combined (T/H) Internal Sensor
Highly accurate, 100% calibration
Button cell battery
IATA compliant, lifetime of 2 years
PDF report with alarm statistics and graph
8 alarm levels, including alarm on MKT
Read out via USB or Bluetooth®
GAMP® 5 validated / FDA 21 CFR
Part 11 compliant
Free software tools
for configuration (liberoCONFIG) and
data analysis (elproVIEWER)
Technical specification
Download here

Temperature Monitoring
Monitoring of cryo or dry ice
shipments, or other applications
Measurement range
-200 °C to +400 °C
For external Pt100 probes
Covering a wide measurement range
Button cell battery
IATA compliant, lifetime of 2 years
PDF report with alarm statistics and graph
8 alarm levels, including alarm on MKT
Read out via USB or Bluetooth®
GAMP® 5 validated / FDA 21 CFR
Part 11 compliant
Free software tools
for configuration (liberoCONFIG) and
data analysis (elproVIEWER)
Technical specification
Download here
This is Why You'll Love It
Smarter Monitoring and Decision-Making in One Platform
ELPRO liberoMANAGER database intelligence aggregates your custom data points to deliver insightful real time analytics. Make faster, better-informed decisions throughout complex single or multi-stage pharmaceutical supply chain shipments. Take advantage of these powerful tools:
- Customizable workflows
- Advanced user / access management
- Single or multi-stage supply chain and stability budget management
- Automated reporting
- Auto assessments and software-based alarming for mixed-load shipments
- Missing logger notifications
- API integration for seamless data transfer to other systems

Compliance Made Easier
Comprehensive solutions are provided to keep companies compliant and prepared for upcoming audits, ensuring smooth operations worldwide at all times. ELPRO supports consulting, qualification and temperature mapping projects. The number of loggers required depends on the size of the space and regulatory guidelines—typically, multiple loggers are placed in different zones to capture variations in rate of temperature change. The complexity is handled, allowing focus on what matters most—your success.

This Product is Used in the Following Applications
Do You Need a Customized Quote?
What else would you like to know about ELPRO's USB temperature data loggers?
What’s the difference between ELPRO’s single-use and multi-use USB data loggers?
ELPRO offers both single-use and multi-use USB temperature data loggers within the LIBERO Cx family. Single-use models are intended for one-way shipments and are recyclable after use. Multi-use models are designed for repeated monitoring in storage or across multi-stage supply chains. Some multi-use options, like the LIBERO Cx BLE, feature built-in Bluetooth® for hands-free data transfer.
Do I need software to use ELPRO’s USB data loggers?
No. ELPRO’s USB data loggers are stand-alone dataloggers that automatically generate a GxP-compliant PDF report when plugged into any standard computer. No installation or extra software is required.
Can the single-use USB data loggers be recycled after use?
Yes. ELPRO’s single-use USB temperature data loggers are designed to be recyclable, making them an environmentally responsible solution for high-volume shipping.
How long can ELPRO’s multi-use USB data loggers be used?
Multi-use temperature dataloggers from ELPRO, such as LIBERO CH, LIBERO CL or LIBERO CE, are built for long-term use. With extended battery life of up to two years and proven measurement accuracy, they provide robust performance for storage monitoring, return shipments or multi-leg distribution.
How do I know if my shipment stayed within the temperature range?
When plugged into a computer, the logger automatically generates a PDF report showing the full temperature profile, alarm status, time spent out of range and pass/fail results. This fast and clear display helps quality teams make release decisions at a much faster rate.
Can ELPRO’s USB loggers also monitor humidity?
Yes. The multi-use LIBERO CH temperature recorder includes a built-in sensor that monitors both temperature and relative humidity, offering a more complete picture of storage conditions.
What types of alerts or notifications are available?
All USB data loggers include configurable alarms and clear LED visual indicators. When integrated with liberoMANAGER software, users can also receive automated email notifications, missing logger alerts, and shipment assessment reports.
How are ELPRO USB data loggers activated and stopped?
Loggers are started and stopped with the press of a button. Each stand-alone device features clear LED indicators and printed instructions, making them intuitive to use without requiring training.
Can I customize the temperature limits or alarm settings on ELPRO USB loggers?
Yes. ELPRO USB temperature recorders can be pre-configured with custom alarm thresholds, logging intervals and time zones to match specific shipping or storage requirements. Configuration can be managed through ELPRO tools or professional services.
How do ELPRO USB data loggers support stability budget management?
ELPRO’s USB loggers continuously track cumulative time outside defined temperature ranges, making it easier to monitor and manage product stability budgets throughout the supply chain. Reports clearly display time-over-limit data. When paired with liberoMANAGER, calculations can be automated across multi-leg shipments, speeding up risk-based release decisions.
How secure is the data stored on ELPRO USB temperature data loggers?
Each datalogger securely stores encrypted measurement data. Auto-generated PDF reports include digital signatures, graphs, and audit-relevant metadata to ensure traceability and protect data integrity.
How many temperature data loggers do I need for temperature mapping?
The number of temperature dataloggers needed depends on the size of the space and regulatory guidelines. For example, mapping a warehouse may require many loggers across different zones to capture variations and rate of temperature change, while a refrigerator may only need a few devices. ELPRO’s qualification experts can design a mapping plan to ensure complete compliance.
What is the difference between a thermometer and a temperature data logger?
A thermometer gives a single reading at one point in time, while a temperature data logger is a continuous recorder that tracks data over extended periods. This allows for better accuracy, trend analysis, and proof of compliance, especially in GxP-regulated industries.
Can ELPRO’s USB temperature data loggers measure ultra-low or cryogenic conditions?
Yes. The LIBERO CE model supports external Pt100 probes, enabling monitoring across a wide range, from ultra-low cryogenic storage at -200 °C up to +400 °C. This makes it ideal for dry ice, cryo logistics, and other extreme environments.
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