Description
Tramex – DL-RHTX Feedback Datalogger – Humidity & Temperature Logger
Brief Overview
The Tramex DL-RHTX Feedback Datalogger is a professional-grade, Bluetooth-enabled device for logging up to 100,000 entries of ambient relative humidity, temperature, dew point, and grains per pound. All readings are wirelessly transmitted to your mobile device using the Tramex Feedback Data Logger App, providing real-time data visualisation, psychrometric charts, and easy report export. With support for plug-in Hygro-i2 RH probes, the DL-RHTX also measures equilibrium RH and temperature in structural materials, complying with ASTM F2170 and BS 8201, 8203, and 5325 standards. This versatile tool is ideal for restoration professionals and building inspectors monitoring indoor conditions, concrete slabs, and air spaces.
Key Features
• Bluetooth BLE enabled for seamless wireless data transfer
• Logs up to 100,000 data points for humidity and temperature
• App-based interface for live readings, charts, and report export
• Supports industry standards ASTM F2170, BS 8201, 8203, 5325
• Adjustable logging interval between 5 minutes and 1 hour
• Compatible with optional Hygro-i2 RH and contact temperature probes
• 50-metre Bluetooth transmission range
• Over 1 year battery life on a single AA battery
Specifications
• Humidity Range: 0 to 100% RH, Accuracy: ±1.5% RH (0–80% RH), ±2.0% RH (80–99% RH), Resolution: 0.1%
• Temperature Range: –30°C to +80°C, Accuracy: ±0.5°C, Resolution: 0.1°C
• Memory: 100,000 data points
• Size: 100 x 90 x 35 mm
• Weight: 100 g
• Construction: ABS enclosure
• Power: 1 x AA 1.5 V battery
• Transmission Range: Up to 50 m line-of-sight
• BLE Bluetooth Low Energy 4.2 compliant
• Logging Rate: Adjustable from 5 minutes to 1 hour
• Optional contact temperature probe: Range –30°C to +80°C, Accuracy ±0.5°C
Available Pack Sizes / Contents
• Feedback Datalogger
• Wall mounting bracket
• Tripod stand
• (Optional: Hygro-i2 RH probes and contact temperature probe available separately)





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