• New large easy-to-read display
  • Reset Min/Max temperature reading at any time
  • Audible alarm & red LED signals a temperature alarm
  • View alarm status for up to 30 days at a glance

A WiFi version of this model is available here.


Product ModelUTRED30-16.
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 (14°F to +104°F).
Rated Temperature ResolutionBetter 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).
LogTag Analyzer® currently displays to one decimal place of °C or °F. The native resolution is what is stored in the LogTag®.
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).
Recording Capacity16,129 temperature readings. 67 days at 6 minute logging.
Day summary statistics memory (for display on LCD): up for 30 days of Max/Min/duration and alarm trigger statistics.
Sensor Reaction TimeTypically less than 2 minutes(T90) in moving air (1m/s) for ST100S type.
Sampling IntervalConfigurable from 30 seconds to 18 hours.
Logging Start OptionsPush button start (with configurable start delay from 1 minute to 72 hours) or specific date & time.
Download TimeTypically with full memory (16,129 readings) in less than 10 seconds.
EnvironmentalIP51 (when vertically mounted or hung).
Power Source5V via micro USB socket or 2 X 1.5V AAA alkaline batteries. CR2032 (LiMnO2) coin cell (backup logging function only).
Battery Life AAA battery up to 12 months – if unit is operated without power supply.
Connection Interface USB 2.0 / Micro USB Socket.
Standard Remote Probe Cable LengthsStandard: 1.5m (4’11”).
Extended: 3m (9’10”) (recommended maximum).
Remote Probe Cable TypePTFE (FDA food contact rated) coaxial.
Size141mm(H) x 72mm(W) x 18mm(T).
Weight156g with AAA batteries, (132g – excluding probe and AAA batteries).
Case MaterialPolycarbonate.

Compliance and Certifications
FDA CFR21 Part 11 FCC EMC Directive CE EMC Directives Conforms to RoHS