EL-SIE-2 Lascar Temperature Data Logger With Display

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  • -18 to +55°C (-0.4 to +131°F) temperature measurement range
  • 0 to 100%RH humidity measurement range
  • Stores over 1,000,000 readings (As per spec table)
  • No software to install – configure using your normal web browser
  • Use with a PC or Mac
  • Display shows current, maximum and minimum readings
  • Status and alarm indicators
  • Data can be uploaded to the EasyLog Cloud


  • Museums & Exhibitions
  • Facilities Management
  • Outside Environmental Data
  • Housing & Business Premises


Temperature Measurement range -18 to +55°C (-0.4 to +131°F)
Resolution 0.01°
Accuracy ±0.3°C (±0.54°F) typical
Long term stability <0.03°C (<0.054°F) / year
Measurement units °C, °F or K
Relative Humidity Measurement range 0 to 100%RH
Resolution 0.1%
Accuracy ±2.0% typical (0 to 100%RH)
Long term stability <0.25%RH / year typical
Dew Point Accuracy 1.7°C typical

(40 to 100%RH)

Logging rate 10 seconds to 24 hours, user selectable
Start modes Immediate, push to start, delayed start, parameter triggered
Memory capacity Over 1,000,000 total readings >500,000 readings per


Power source 2 x AAA 1.5V battery
Battery life >1 year (at 25°C with 10 minute logging rate)
Dimensions 93 x 42 x 17 mm (excluding bracket)
Operating temperature range -18 to +55°C (-0.4 to +131°F)
Environmental rating IP2X