Extech SD700 Barometric Pressure / Humidity / Temperature Datalogger

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Records data to SD card in Excel® format

The Extech SD700 measures, displays, and stores the measured data over time storing the information on a SD card which can then be downloaded to a PC.


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Extech SD700 Barometric Pressure/Humidity/Temperature Datalogger Features:

  • Displays Barometric Pressure in 3 units of measure: hPa, mmHg, and inHg
  • Triple LCD simultaneously displays Barometric Pressure, Temperature, and Relative Humidity
  • Datalogger date/time stamps and stores readings on an SD card in Excel® format for easy transfer to a PC
  • Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds
  • Complete with (6) AAA batteries, 2G SD card, Universal AC adaptor, and mounting bracket
Extech SD700 Specifications             
Display                                         60 x 50 mm (2.4 x 2.0”) LCD
Measurements                             Temperature, Relative Humidity, and Barometric Pressure
Memory Card                               SD memory card, 1 GB to 16 GB
Datalogger Sampling Time          5/10/30/60/120/300/600 secs or Auto
Display update rate                      Approx. 1 second
Data Output                                 RS 232 Serial Interface
Power Supply                               Six (6) ‘AAA’ Alkaline or heavy duty 1.5 V  batteries or 9V AC adaptor
Battery life                                    Typically one month (fast sample rates will significantly reduce battery life)
Weight                                         282 g
Dimension                                   132 x 80 x 32mm
Range Resolution Accuracy (of reading)
Temperature 0.0 to 50.0 °C 0.1°C ± 0.8°C
32.0 to 122.0°F 0.1°F ± 1.5°F
Relative Humidity 70 to 90% 0.1% ± (4% of rdg + 1% RH)
10 to 70% 0.1% ± 4% RH


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