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SKU: MT669

Temperature and Humidity Data Logger

$242.00 ex. GST
$266.20 inc. GST

  • 32 700 Data storage points
  • 16 350 Readings for both temperature and humidity
  • Temperature -40°C to 70°C
  • Relative Humidity range 0% to 100%
  • Selectable measuring cycle- 2s, 5s,10s, 30s, 1m, 5m, 10m, 30m, 1hr, 2hr, 3hr, 6hr, 12hr, 24hr
  • Multi -mode to begin logging
  • Analysis software
  • Lockable wall bracket
  • Alarm function activated when set values are exceeded

The MT669 is a temperature and humidity data logger designed with a high accuracy temperature and humidity sensor. This data logger provides fast response and stability. This logger gives clear readings on the large LCD display and the user can check at a quick glance the actual time of the minimum or maximum reading for temperature and humidity. The MT669 has a selectable measuring time intervals from 1 seconds to 24 hours and can store up to 16,350 readings for both temperature and humidity. The user can define the upper and lower measurement parameters for temperature and humidity and if these readings go above or below these parameters, the alarm LED will flash.


Function Range Resolution Accuracy
Temperature -40°C – 70°C 0.1°C ±(1°C)
Relative Humidity 0 – 100%RH 0.1RH ±(3.5% RH)
Sample Rate 1,2,5,10,30s,1,5,10,30m,1,2,3,6,12,24hr
Data Logging 32700 Data points in total
Pc Interface USB connector to PC
Digital Display LCD
Min Max Yes
Overrange Indication Yes
Enclosure Moulded
Low Battery Indication Yes
Power Source 3.6V Lithium
Weight 115g
Dimensions 94 x 48 x 33mm


Instruction Manual