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Summary of Contents for Young 81000
- Page 1 MODEL 81000 ULTRASONIC ANEMOMETER OCTOBER 2001 MANUAL PN 81000-90 R. M. YOUNG COMPANY 2801 AERO-PARK DRIVE, TRAVERSE CITY, MICHIGAN 49686, U. S. A. TEL: (231) 946-3980 FAX: (231) 946-4772...
- Page 2 ±3% rms (30 to 40 m/s) Term) with baud rate at 38400 and flow control set to NONE. WIND DIRECTION 3. Apply power to the 81000 sensor. There will be a brief delay for Azimuth Range: 0.0 to 359.9 degrees...
- Page 3 After proper operation is confirmed, the sensor may be installed. 6.1 AVERAGING Complex data collection or serial communication schemes should be tested and verified before final installation. It is easier to confirm AVERAGING sets the number of output samples used to calculate wiring connections and communication protocol on a test bench block averages of all measurements including voltage inputs.
- Page 4 In fact, if the string is long enough and KEY drawing for illustration. the output rate high enough, the 81000 will not be able to respond to any commands. RS-485 is best used in POLLED MODE or at ELEVATION is the ±90.0º...
- Page 5 See the accompanying wiring diagram for voltage output connec- POLL CUSTOM format allows the 81000 to be polled for an output. tion details. Note that when ERROR HANDLING is set to INCLUDE See CUSTOM for details on constructing the output string. Poll by INVALID DATA, voltage outputs go to full scale (4000 mV) when sending MA! where A is the POLL CHARACTER ADDRESS.
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