Multi-Use Dataloggers · Multi-Use USB Dataloggers
PTD50 / PRH50 Multi-Use Datalogger
Model PTD50 / PRH50
Reusable temperature (PTD50) and temperature/humidity (PRH50) USB dataloggers with LCD display, up to 6 alarms and replaceable battery.
- Range
- -30 to 70 °C (PRH50: + 0–100 % RH)
- Accuracy
- ±0.4 °C @ -10~40 °C
- Alarms
- Up to 6
- Memory
- 33,000 points
Overview
The PTD50 (temperature) and PRH50 (temperature and humidity) are reusable USB dataloggers with display for storage, transport and cold-chain monitoring. They store up to 33,000 points and generate PDF and/or CSV reports automatically when connected to USB.
Recording settings and up to six alarm limits are configured in the Polwax Config web application; the CR2450 battery is replaceable.
Key features
- Multi-use with replaceable battery
- Display and LED status indication
- Up to 6 individually programmable alarm limits
- Automatic PDF / CSV report via USB 2.0
- Manual or automatic start
- Web-based configuration (config.polwax.it)
Technical specifications
Measurement ranges & outputs
| Input parameters | PTD50: Temperature · PRH50: Temperature, Humidity |
|---|---|
| Measuring range | -30 to 70 °C (PRH50: & RH 0–100 %) |
| Measurement accuracy – PTD50 | ±0.4 °C @ -10~40 °C, ±0.8 °C @ -30~-10 °C & 40~70 °C |
| Measurement accuracy – PRH50 | ±0.4 °C (±2.5 % RH @ 20–80 % RH, ±4 % RH @ other) |
| Resolution | 0.1 °C (PRH50: 0.1 % RH) |
General
| Memory | Up to 33,000 points |
|---|---|
| Alarm limits | Up to 6 individually programmable alarm limits |
| Logging interval | 1 minute – 24 hours (default 5 minutes) |
| Start delay | 0 minutes – 24 hours (default 10 minutes) |
| Start mode | Manual / auto start |
| Report generation | Automatic & selectable (PDF / CSV / both) |
| LED indicator | Green (recording, OK), red (alarm) |
| Display | With display |
| Language | English |
Power supply & connectivity
| Connection | USB 2.0 |
|---|---|
| Configuration | Web-based application: config.polwax.it |
| Battery type | 3.0 V CR2450 (replaceable) |
| Battery life | Up to 2 years (1 year storage / 1 year useful life) @ 25 °C, 5 minutes logging interval |
Installation & environment
| Protection class | IP65 (ABS body) |
|---|---|
| Dimensions | 102.5 × 40 × 13.5 mm |
| Weight | 35.6 g |
Models
| Model | Part code | Parameters |
|---|---|---|
| PTD50 | 0394 0050 | Temperature |
| PRH50 | 0394 0051 | Temperature, Humidity |
Specifications are subject to change. Please check the current datasheet or ask our team before ordering.
Applications & industries
Scope of supply
- Datalogger
- Test certificate
- Instruction manual
Downloads & software
Product enquiry
Request a quote for PTD50 / PRH50 Multi-Use Datalogger
Tell us about your application — what you need to measure, the range, number of points and where the instrument will be installed. Our team will reply with a recommendation and quotation.
- Technical advice on model and options
- Quotation for your quantity
- Datasheets and documentation on request