Data Logger DHT-140
The instrument is equipped with professional PC application software, these software have good compatibility, after installing the USB driver and software in the PC side, the user can insert the instrument directly into the USB port of the PC, can according to different needs, through the software configuration of instrument parameters and read the recorded data
Specification :
| Model | DHT-140 |
| Measuring Range | -50℃~+140℃ |
| Accuracy | ±0.1℃(0~+50℃) ±0.2℃(-20~+100℃) ±0.3℃(others) |
| Resolution | 0.01℃ |
| Response Time (t90) | 10s |
| Software Name | Easy Data Pro Box |
| Storage Capacity | 25920 |
| Sample Interval | 1s to 24 hours |
| Start Mode | Start on a timer; Start on software |
| Stop Mode | When full; Software Stopped |
| Storage Temperature | -15~+45℃ |
| Protection Class | IP68 |
| Battery Type | Large battery: 1pcs 1/2AA lithium battery Small battery: 2pcs button lithium manganese batteries |
| Battery Usage Time | Large battery: 30 days (8 hours per day, measurement period of 10 seconds, at + 121℃) Small battery: 10 days (8 hours per day, measurement period of 10 seconds, at + 121℃) |
| Overall Dimensions | Φ20mm*84mm (including large battery) Φ20mm*65mm (including small battery) |
| Material | Stainless steel, polyether ether ketone plastic |
| Probe Pole Diameter | 3.4mm |
| Probe Sleeve Length | 25mm |
| Weight | About 56g (including large battery) About 45g (including small battery) |
| Standards | CE, RoHS |
| Warranty | 12 months |
Reliable, Compact Environmental Monitoring with the Data Logger DHT-140
Ensure continuous, accurate tracking of temperature and humidity with the Data Logger DHT-140—a compact, standalone recording device engineered for cold chain logistics, pharmaceutical storage, laboratories, museums, food safety, and HVAC validation. With a wide measurement range, high accuracy, and user-friendly operation, the DHT-140 captures critical environmental data over days, weeks, or months—without requiring Wi-Fi, cloud services, or external power.
Engineered for Compliance and Simplicity
The DHT-140 Data Logger simultaneously records temperature (–40°C to +70°C / –40°F to +158°F) and relative humidity (0–100% RH) with ±0.5°C temperature accuracy and ±3% RH accuracy. It stores up to 32,000 readings in non-volatile memory and features a clear LCD that displays real-time values, min/max history, and alarm status. Setup and data retrieval are effortless via USB—no proprietary software needed; data exports directly as a .CSV file for Excel or reporting tools.
- Dual-Parameter Logging – Simultaneous temperature and humidity recording with time-stamped data.
- High Capacity: 32,000 Readings – Logs for months at 10-minute intervals (configurable from 10 sec to 24 hrs).
- Visual & Programmable Alarms – Flashing LED and on-screen alerts when thresholds are exceeded.
- Compact & Lightweight (Credit-Card Size) – Fits easily in vaccine shippers, refrigerated trucks, or incubators.
- Long Battery Life (>2 Years) – CR2450 coin cell included; field-replaceable.
- Compliance-Ready – Supports **GxP, HACCP, ISO 17025, and FDA 21 CFR Part 11** with secure, tamper-evident logging.
Trusted Across Regulated Industries
From validating vaccine transport and monitoring stability chambers to ensuring museum artifact preservation or food safety during distribution, the DHT-140 delivers peace of mind through dependable, auditable data. Its rugged, IP51-rated casing protects against dust and minor splashes, while its simple interface makes it accessible to staff at all levels.
Whether you’re shipping biologics across continents or storing samples in a lab fridge, the Data Logger DHT-140 ensures your environmental conditions are always documented—accurately, securely, and effortlessly.
Log with confidence. Prove compliance with ease.
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