Accurate Temperature & Humidity Monitoring for Cold Chain
The Polwax PRH70 Multi-Use Temperature & Humidity Datalogger is a high-accuracy, reusable monitoring solution designed to continuously record temperature and relative humidity in critical environments. Engineered for cold chain logistics, pharmaceutical storage, healthcare facilities, food processing, laboratories, and warehousing applications, the PRH70 delivers reliable environmental monitoring with secure data logging and comprehensive reporting capabilities.


Multi-Use Temperature & Humidity Datalogger
PRH70
- High Accuracy and Wide Temperature Range
- Versatile Data Storage and Reporting
- User-Friendly Display
- Flexible Reporting Options
- Compact and Portable Design
- Web & Desktop Software Support
The PRH70 Multi-Use Temperature & Humidity Datalogger is designed to provide accurate and continuous monitoring of environmental conditions in applications where maintaining product quality and regulatory compliance is critical. Ideal for pharmaceutical storage, cold chain logistics, laboratories, healthcare facilities, food processing units, and warehouses, the PRH70 delivers reliable temperature and humidity data throughout storage and transportation processes.
Featuring a compact and durable design, the PRH70 is suitable for routine environmental monitoring in both storage and transit environments.
Product Overview
The PRH70 Multi-Use Temperature & Humidity Datalogger is a professional-grade monitoring solution engineered for precise measurement and recording of temperature and relative humidity in controlled environments. Designed for pharmaceutical, healthcare, laboratory, food storage, cold chain, and warehousing applications, the PRH70 helps organizations maintain product integrity, ensure regulatory compliance, and improve operational control.
The datalogger continuously records environmental conditions and stores critical data for detailed analysis, reporting, and audit documentation. Its user-friendly interface, large memory capacity, and USB data retrieval simplify monitoring processes while providing complete visibility of environmental performance.
Whether used for storage validation, cold chain monitoring, quality assurance, or compliance management, the PRH70 delivers reliable performance, accurate data recording, and comprehensive reporting to support critical environmental monitoring requirements.
With a large memory capacity, user-friendly display, USB connectivity, and 21 CFR Part 11 compliance software support, the PRH70 helps organizations maintain product quality, regulatory compliance, and complete environmental traceability throughout storage and transportation processes. The PRH70 is equipped with a high-capacity memory capable of storing up to 32,000 data points, ensuring uninterrupted monitoring over extended periods. Recorded data can be easily retrieved through the USB interface and exported in PDF or CSV formats for documentation, analysis, and audit purposes.
The PRH70 is equipped with a high-capacity memory capable of storing up to 32,000 data points, ensuring uninterrupted monitoring over extended periods. Recorded data can be easily retrieved through the USB interface and exported in PDF or CSV formats for documentation, analysis, and audit purposes.
Comprehensive reporting capabilities enable users to quickly identify temperature or humidity excursions, investigate deviations, and maintain complete traceability of environmental conditions.
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Technical Data
Model
PRH70
Measurement Parameters
Temperature & Humidity
Temperature Range
-30°C to +70°C
Response Time
≤30 seconds
Humidity Range
0% to 100% RH
Temperature Accuracy
±0.4°C
Humidity Accuracy
±2.5% RH (20–80% RH)
Resolution
0.1°C / 0.1% RH
Software Support
Web & Desktop
Protection Class
IP65
Memory Capacity
Up to 32,000+ Readings
Logging Interval
Configurable
Alarm Limits
Programmable Alarm Settings
Interface
USB 2.0
Report Format
PDF / CSV
Battery Replaceable
Long-Life Battery
Compliance
21 CFR Part 11 Software Support
Features
High Accuracy and Stability
The PRH70 Multi-Use Temperature & Humidity Datalogger is engineered to deliver highly accurate and stable measurements, ensuring reliable environmental monitoring in critical applications. Advanced sensing technology provides precise temperature and humidity data, helping organizations maintain product quality, regulatory compliance, and operational consistency.
Designed for long-term monitoring, the PRH70 offers excellent measurement stability with minimal drift, ensuring dependable performance throughout its service life.
21 CFR Part 11 Compliance Software
The PRH70 is supported by advanced 21 CFR Part 11 Compliance Software, providing a secure and validated platform for managing temperature and humidity monitoring data in regulated industries. Designed to meet FDA requirements for electronic records and electronic signatures, the software helps organizations maintain data integrity, traceability, and compliance throughout the monitoring process.The software enables users to securely collect, store, review, analyze, and report environmental monitoring data while ensuring complete accountability and audit readiness.
User-Friendly Configuration
The PRH70 is designed with ease of use in mind, enabling users to quickly configure and deploy the datalogger without extensive training or technical expertise. Through its intuitive software interface, users can easily customize logging intervals, alarm thresholds, start and stop modes, and reporting preferences to meet specific monitoring requirements.
The streamlined configuration process simplifies device setup, reduces operational complexity, and helps ensure accurate data collection from the start.
Applications
Pharmaceutical Industry
The PRH70 Temperature & Humidity Datalogger helps pharmaceutical companies continuously monitor storage areas, clean rooms, warehouses, and distribution centers. Accurate environmental monitoring ensures product quality, regulatory compliance, and the safe storage of temperature-sensitive medicines and vaccines.
Cold Chain Logistics
The PRH70 Multi-Use Temperature & Humidity Datalogger is specifically designed to support cold chain logistics operations by providing accurate and continuous monitoring of environmental conditions throughout transportation and storage. It helps ensure that temperature-sensitive products such as pharmaceuticals, vaccines, biologics.








