Engineering Tomorrow’s Solutions
The Polwax Multi-Use Temperature-Humidity Datalogger is the perfect choice for industries that demand accurate, repeatable, and easy-to-use environmental monitoring solutions. Its combination of advanced features, robust design, and user-friendly interface makes it an essential tool for maintaining optimal conditions in critical environments.

Multi-Use Temperature Datalogger
Polwax PTD50 /PRH50/ PTE90 / PTE50
- High Accuracy and Wide Temperature Range
- Versatile Data Storage and Reporting
- Durable and Flexible Design
- User-Friendly Display
- Flexible Reporting Options
- Compact and Portable Design
The Polwax PRH50 Multi-Use Temperature-Humidity Datalogger is a versatile and reliable solution for monitoring environmental conditions in a wide range of applications, including pharmaceuticals, food storage, laboratories, and HVAC systems. Designed for repeated use, this datalogger combines precision, durability, and ease of operation to meet the demands of professionals requiring accurate and dependable data.
Equipped with a clear display, the Polwax PRH50 provides real-time readings of temperature and humidity, making it easy to monitor conditions at a glance. It offers a measurement range of -30°C to 70°C for temperature and 0–100% for humidity, with excellent accuracy of ±0.3°C and ±2.5% RH, ensuring reliable data collection. The data memory capacity of 33,000 readings allows for extensive recording periods, making it ideal for long-term monitoring.
Product Overview
Polwax offers a comprehensive range of multi-use dataloggers designed to meet diverse environmental monitoring needs with unparalleled accuracy and reliability. These devices are engineered to provide precise temperature and humidity measurements, making them ideal for applications in industries such as pharmaceuticals, food storage, HVAC, and logistics.
The Polwax PRH50 is a versatile solution equipped with a temperature range of -30°C to 70°C and humidity range of 0–100%, ensuring detailed environmental monitoring. With an impressive accuracy of ±0.3°C for temperature and ±2.5% for humidity, it delivers dependable data for critical applications. Featuring a built-in display and a data memory capacity of 33,000 readings, the PRH50 is perfect for extended monitoring periods. Its USB interface and web-based configuration software make data retrieval and customization straightforward, while the IP65-rated ABS body ensures durability. The replaceable battery makes this device a cost-effective, long-term solution.
For scenarios requiring external temperature measurements, the Polwax PTE50 is the ideal choice. This datalogger features an extended range of -50°C to 70°C, making it suitable for extreme environments. With a display for real-time data visibility, ±0.3°C accuracy, and data memory for 33,000 readings, it ensures precision and convenience. The device includes a USB connection for seamless data transfer and inbuilt software for generating PDF and CSV reports. The web-based configuration and replaceable battery enhance usability, while its IP65-rated ABS body ensures durability even in challenging environments.
Compact and powerful, the Polwax PRH100 is designed for applications where space is limited but precision is essential. It offers a temperature range of -30°C to 70°C and humidity range of 0–100% with superior accuracy of ±0.3°C for temperature and ±2% for humidity.
The datalogger features 0.01 resolution with date and time stamping, ensuring high-detail data logging. With a memory capacity of 32,000 readings, this device supports extended operations. The C-to-USB communication cable, desktop configuration software, and the ability to generate PDF and CSV reports make it a user-friendly choice. Its IP65-rated ABS body and replaceable battery ensure durability and longevity.
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Technical Data
Model No
PTD50
PRH50
PTE90
PTE50
Part Code
0394 0050
0394 0051
0394 0190
0394 0150
Display
With Display
With Display
External Sensor With Display
External Sensor With Display
Measuring Range
-30 to 70°C
-30 to 70°C. & RH: 0-100%
-90℃~70℃(Probe only)
-50℃~70℃(Probe only)
Measurement Accuracy
±0.4°C@-10~40℃。±0.8℃@-30~-10℃&40~70℃
±0.4°C & ±2.5%RH@20-80%RH,±4%RH@other
±0.4°C
±0.4°C
Dimensions
70*33*7mm
85*34*7.5mm
105*40*10mm
105*40*10mm
Memory Space
Up to 33,000 points
Protection Class
IP65 with ABS Body
Resolution
0.1°C
Weight
35.6g
Alarm Limit
Up to 6 individually programmable alarm limits
Logging Interval
1 minute -24 hours optional(Default 5 minutes)
LED Indicator
Green(Recording,OK),Red(Alarm)
Battery life
Up to 2 years( 1 year storage / 1 year useful life)@25℃,5 minutes logging interval
Start Delay
0 minute -24 hours optional(Default 10 minutes)
Start Mode
Manual / Auto start
Battery Type
3.0V CR2450
Certification
CE,EN12830:2018,RoHS,
Connection
USB2.0
Report Format
PDF/CSV/PDF&CSV(Optional, configured before leaving the factory)
Language
English
Scope of Supply
Datalogger, Test Certificate ,Instruction Manual
Configuration Software Link
Key Features of Polwax Multi-Use Temperature Datalogger
High Accuracy & Wide Temp. Range
The Polwax Multi-Use Temperature Datalogger offers a temperature range of -30°C to 70°C with an impressive accuracy of ±0.3°C. This ensures precise and reliable temperature monitoring across various applications, such as pharmaceuticals, food, and industrial processes, where maintaining optimal temperature conditions is critical.
Versatile Data Storage and Reporting
With a data memory capacity of up to 33,000 readings, the datalogger provides extensive storage for continuous temperature tracking. It also includes inbuilt software for generating detailed PDF reports and supports CSV file formats, making data analysis, documentation, and sharing simple and efficient.
Durable and Flexible Design
Designed with an IP65-rated ABS body, the Polwax Multi-Use Temperature Datalogger is dustproof and water-resistant, ensuring long-lasting performance even in harsh environments. It features a replaceable battery and web-based configuration software, offering users flexibility for multiple uses and easy reconfiguration when needed.