


The LogTagUTRED30‑WiFi (DC) is a 2-channel temperature data logger with an LCD screen and Wi-Fi connectivity, automatically uploading data instantly to LogTagOnline. Designed for cold chain monitoring of vaccines and pharmaceuticals, it features audible/LED alarms and the ability to quickly generate PDF/USB reports.
| Product Model | UTRED30-WiFi |
| External Sensor Measurement Range | -40°C to +99°C (-40°F to +210°F) |
| Operating Temperature Range | -30°C to +60°C (-22°F to +140°F) |
| Storage Temperature Range | -10 °C to +40 °C (32 °F to +104 °F) |
| Rated Temperature Resolution | Better than 0.1°C (0.2°F) for -30°C to +60°C (-22°F to +140°F) Better than 0.2°C (0.4°F) for -40°C to -30°C (-40°F to -22°F) Better than 0.5°C (0.9°F) for +60°C to +99°C (+140°F to +210°F) |
| Rated Temperature Reading Accuracy | Better than ±0.5°C (±0.9°F) for -20°C to +40°C (-4°F to +104°F), typically ±0.3°C (0.6°F) Better than ±0.8°C (±1.4°F) for -40°C to -20°C (-40°F to -4°F), typically ±0.5°C (0.9°F) Better than ±0.8°C (±1.4°F) for +40°C to +70°C (+104°F to +158°F), typically ±0.7°C (1.3°F) Better than ±1.2°C (±2.2°F) for +70°C to +99°C (+158°F to +210°F), typically ±1°C (1.8°F) |
| Probe Connectivity | Up to 2 |
| Probe Compatibility | All ST100 precision thermistor external probes can be interchangeably connected to the UTRED30-WiFi. Please refer to the page for External Probes on the LogTag North America website |
| Recording Capacity | 32,130 total log memory. Provides 16,065 temperature readings per channel Day summary statistics memory (for display on LCD): up to 30 days of Min/Max/duration and alarm trigger statistics |
| Sampling Interval | Configurable from 30 seconds to 18 hours |
| Logging Start Options | Push button start (with configurable start delay from 1 minute to 72 hours) or specific date & time |
| Download Time | Typically with full memory (32,130 readings) in less than 10 seconds |
| Environmental | IP51 (when vertically mounted or hung) |
| Calibration | Factory calibrated using NIST equivalent reference equipment. Calibration certificate available on request |
| Power Source | 5V via micro USB socket or, 2 x 1.5V AAA alkaline batteries, CR2032 3V LiMnO2 (backup logging function only) |
| Battery Life | Device should normally be powered via USB. AAA batteries provide backup power for up to 2 months |
| Connection Interface | USB 2.0 / Micro USB plug |
| WiFi | 802.11 b/g/n |
| WiFi Authentication Methods | Open, WPA2/PSK (with or without PMF), EAP-PEAP, EAP-TTLS |
| Bluetooth® | Bluetooth® V4.2 BR/EDR and Bluetooth LE® |
| Size | 141mm(H) x 72mm(W) x 18mm(T) |
| Weight | 158g with AAA batteries, (134g – excluding probe and AAA batteries) |
| Case Material | Polycarbonate |
User Manual for UTRED 30 WIFI (DC) | |
English Version | VietNamese Version |