DataTrace Pressure Data Loggers
[2 Models]DataTrace offers two high-accuracy pressure data loggers for simultaneous pressure and temperature monitoring during sterilisation, validation and controlled manufacturing processes.
The compact MPIII records measurements internally for later analysis, while the wireless MPRF provides real-time process visibility. Both models measure pressures from 0 to 72.5 PSIA and operate at temperatures up to +140°C.
- High-accuracy pressure and temperature monitoring
- Choice of self-contained logging or real-time wireless data
- Designed for autoclave validation and steam sterilisation
High-Accuracy Pressure Measurement
Capture precise pressure data throughout critical validation and manufacturing processes.
Standalone or Wireless Data
Choose self-contained MPIII logging or real-time wireless MPRF monitoring.
Compliant Data Management
DT Pro software supports secure electronic records and auditable reporting.
Built for Process Validation
Designed for demanding sterilisation, food-processing and pharmaceutical applications.
DataTrace MPIII and MPRF pressure data loggers are designed for processes where pressure and temperature must be measured together to demonstrate performance, consistency or regulatory compliance.
- Autoclave and steam steriliser validation
- Retort process monitoring
- Canning and pouch processing
- Food production and sterilisation
- Pharmaceutical manufacturing
- Process validation and qualification
- Pressure-vessel monitoring
- Research and development studies
Choose the compact MPIII for self-contained monitoring in confined spaces or the wireless MPRF when process measurements need to be viewed in real time.
Pressure and Temperature Monitoring
Measure pressures from 0 to 72.5 PSIA alongside temperatures from +25°C to +140°C using a single compact logger.
Standalone or Real-Time Data
Choose the MPIII for self-contained data logging or the wireless MPRF for real-time visibility while your process is underway.
High Measurement Accuracy
The MPIII provides pressure accuracy of ±0.45 PSIA, while the MPRF provides enhanced accuracy of ±0.3 PSIA. Both models offer temperature accuracy of ±0.25°C.
NIST-Traceable Calibration
Factory calibration provides traceable measurement data to support validation, quality control and regulatory requirements.
Durable Construction
Stainless-steel construction supports reliable operation in demanding sterilisation, manufacturing and process-monitoring environments.
Secure Data Management
DT Pro software supports study configuration, data analysis and secure reporting in accordance with FDA 21 CFR Part 11 requirements.
Intrinsically Safe Options
ATEX certification supports suitable use within applications where intrinsic safety is required.
| Specification | MPIII Pressure Data Logger | MPRF Pressure Data Logger |
|---|---|---|
| Data collection | Internal logging | Real-time wireless or internal logging |
| Operating temperature | +25°C to +140°C | +25°C to +140°C |
| Operating pressure | 0 to 72.5 PSIA0 to 5 bar | 0 to 72.5 PSIA0 to 5 bar |
| Temperature accuracy | ±0.25°C | ±0.25°C |
| Pressure accuracy | ±0.45 PSIA±0.03 bar | ±0.3 PSIA±0.02 bar |
| Pressure resolution | 0.001 PSI | Not specified |
| Wireless range | Not applicable | Up to 30 m line of sight |
| Radio frequency | Not applicable | 2.4 GHz ISM band |
| Memory | 8,000 temperature and 8,000 pressure observations | 4,096 temperature/pressure observations8,192 in compressed mode |
| Sampling interval | 1 second to 1 hour | With radio: 5 seconds to 1 hourWithout radio: 1 second to 1 hour |
| Dimensions | 18 × 48 mm | 23.2 × 116 mm |
| Weight | 55 g | 103 g |
| Construction | 316 stainless steel with sapphire IR windows | 316 stainless steel with ULTEM or PCTFE |
| Calibration | NIST-traceable factory calibration | NIST-traceable factory calibration or field calibration |
| Battery | Field-replaceable lithium battery | Field-replaceable AA lithium battery |
| Battery life | Not specified | 6 months to 1 year, depending on use |
| Clock accuracy | 26 seconds per 24 hours | 26 seconds per 24 hours at +25°C |
| Certification | ATEX for intrinsic safety | ATEX for intrinsic safety; FCC Part 15 compliant |
| Compatible software | DT Pro | DT Pro |
Why Choose DataTrace Pressure Data Loggers?
DataTrace pressure data loggers combine simultaneous pressure and temperature measurement with a choice of standalone or real-time data collection.
This allows you to select the monitoring approach that best fits your equipment, process and validation requirements.
With NIST-traceable calibration, robust construction and FDA 21 CFR Part 11-compliant software, both models support dependable monitoring and auditable records in regulated and quality-critical environments.
As an authorised DataTrace supplier, Withnell Sensors can help you compare the MPIII and MPRF, configure the appropriate system and provide training and ongoing technical support.
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Download the DataTrace Data Logger Brochure
Download detailed specifications, model comparisons and application guidance for the DataTrace pressure logger range.

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