The Thermal and Rainwater Runoff Performance of an Extensive ...
The Thermal and Rainwater Runoff Performance of an Extensive ...
The Thermal and Rainwater Runoff Performance of an Extensive ...
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It was used to acquire the relative humidity (moisture content) <strong>of</strong> the substrate.For further technical information on the NI USB-6008 see the NI website.7.15 Humidity SensorA Honeywell HIH-4000 series humidity sensor was used to measure the moisture content <strong>of</strong>the substrate on the green ro<strong>of</strong>.Figure 30: HIH-4000 Humidity Sensor<strong>The</strong> humidity sensor was connected to the NI USB-6008 using a three wire connection via aterminal block.<strong>The</strong> dimensions <strong><strong>an</strong>d</strong> terminals <strong>of</strong> the humidity sensor are shown in Figure 31.Figure 31: HIH-4000 Dimensions <strong><strong>an</strong>d</strong> TerminalsNiall Carroll Page 51<strong>The</strong> <strong>The</strong>rmal <strong><strong>an</strong>d</strong> <strong>Rainwater</strong> <strong>Run<strong>of</strong>f</strong> <strong>Perform<strong>an</strong>ce</strong> <strong>of</strong> <strong>an</strong> <strong>Extensive</strong> Green Ro<strong>of</strong> System
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