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.

Transport temperature data logger for cold chain monitoring by Polwax

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

Documents

Please download our document to see specific data of the service and how we work.