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Portions of the Judd Technical Manual are used within this application note, but the full manual is available at http://juddcom.com/storage/ds2manual.pdf and should be read and understood before attempting to use this device with the RX3000 station. The Judd Depth Sensor is available in both 0-2.5VDC or 0-5VDC analog output configurations. 19212-C...
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Care should be taken to minimize the distance between the sensor and the snow surface to reduce error caused by temperature stratification through the column of air. The optimal sensor height is the maximum snow depth plus 1.6 feet. For example, if the maximum snow depth expected is 3 feet, then the sensor should be mounted at 3 feet +1.6 feet, or 5 feet (rounding to the closest foot).
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Sensor cable routed Pipe Nipple Hose clamps back to the RX3000 Be sure that the sensor is mounted plumb and level. For more information on mounting, refer to the Judd Depth Sensor manual at http://juddcom.com/storage/ds2manual.pdf. Wiring to the RX000 Analog Sensor Module (RXMOD-A1) 1-800-LOGGERS www.onsetcomp.com...
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Configuring the RX3000 Station with HOBOlink® In HOBOlink, select Devices from the left menu and the click List and find your station in the list. From icon, select Module/Sensor Configuration as shown below. Select the Analog Sensor Module from the menu on the left (Module 1 in this example). Set the logging interval, sampling interval (if desired), and enable the “Use excitation power”...
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Select the channel with the Judd sensor from the menu on the left (Channel 1 in this example) to configure the sensor scaling. Select the “Enable this channel” checkbox. Type a label for the snow (such as Judd Snow Depth). Select the sensor/input type and select the “Enable Scaling”...
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