Nigos RVD-904 User Manual
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Contents
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10Basic purpose of this device is wood moisture content (MC) measurement. This value (MC) is represented inpercent (%) of moisture. Measurement is performed in following steps:- Probes (electrodes) are hammered in the timber using provided action hammer, perpendicular to wood fibreand at the measurement depth. Note that MC is not uniformly distributed and is highest in the middle of theboard and lowest on the surface. Average MC is measured at 1/3 of the board.- Connect the probes and instrument using measurement cable: connect BNC connector on one side of cableto RVD-904, and free endings on the other side of cable to probes hammered in the wooden sample.Measurement circle is formed this way and system is ready for measurement;- Turn on the portable meter;- Avoid pressing any button after powering, wait for displayed value to stabilize and make a reading;--Low MC measurement require longer stabilization period (one to several seconds in practice). Duringextremely low MC measurement, it is necessary to repeat measurement procedure several times beforeaccepting the measured value. Also, avoid moving around during measurement because it will influence themeasurement and slow down stabilization of reading. If possible, repeat measurement in several points ofwooden sample to achieve most reliable measurement data.Turn off the portable meter;If necessary, repeat procedures 3 and 4. If measured values are same, measurement is successful.Note:RVD-9045. WOOD MOISTURE CONTENT MEASUREMENT |
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