Campbell CR10 PROM Instruction Manual

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETERINSTRUCTION MANUALREVISION: 3/98COPYRIGHT (c) 1996-1998 CAMPBELL SCIENTIFIC, INC.

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER54.3 LEVELINGOver flat level terrain, adjust the anemometerhead so that the bubble within the level is in the

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER6TABLE 5-6. CSAT3 Analog Output WiringDescription Colorux sig high Brownux sig low Blackuy sig high Reduy sig

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER7TABLE 6-2. Calibration for Analog OutputsSlopeLow Range(m s-1 V-1)SlopeHigh Range(m s-1 V-1)Offset(m s-1)ux6

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER8internal trigger then it will take measurements atthis rate until it is changed.Note that the power consumpti

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER9FIGURE 8-1. Typical Average CSAT3 Power Requirements at +12 VDCMiMi + 1Mi + 2Mi + 3Pi - 1Si - 2PiSi - 1Pi +

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER10hygrometer, the thermocouple and hygrometerdata must be shifted back in time two triggers.This can be done o

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER11TABLE 10-2. CR23X and 21X Execution Interval and CSAT3 Execution ParameterCR23X/21X ExecutionInterval (seco

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER12-99999, Anemometer does not Respond.This is the special case when the dataloggerattempts to address an anemo

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER13EXAMPLE 1. Measuring the CSAT3 Usingthe SDM Output and a CR23X Datalogger;{CR23X};;Flag 1 - Set low to conf

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER14There are no user serviceable components onthe CSAT3. The only time the electronics boxmust be opened is to

WARRANTY AND ASSISTANCEThe CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER is warranted by CAMPBELL SCIENTIFIC,INC. to be free from defects in materials and

A-1APPENDIX A. EXAMPLE FLUX PROGRAMA copy of the example CR23X program is available on the Campbell Scientific ftp site atftp://ftp.campbellsci.com/p

APPENDIX A. EXAMPLE FLUX PROGRAMA-2TABLE A-1. CR23X Sensor ConnectionsChannel Sensor Color1H HMP45C (temperature) Yellow1L HMP45C (temperature) Purp

B-1APPENDIX B. SERIAL COMMUNICATIONS WITH THE CSAT3B.1 CSAT3 RS-232 COMMANDSThe CSAT3 powers up its RS-232 drivers when it detects that the RTS (req

APPENDIX B. SERIAL COMMUNICATIONS WITH THE CSAT3B-21 The CSAT3 will ignore this command if a datalogger (SDM) is triggering the anemometer.2 After th

APPENDIX B. SERIAL COMMUNICATIONS WITH THE CSAT3B-3set RTS line lowrepeat until finished collecting dataprocess datasend W or S commandread wind data

APPENDIX B. SERIAL COMMUNICATIONS WITH THE CSAT3B-4TABLE B-5. Converting uz Wind from Word 2Range Word 4 Range Code Conversion Output Resolutionb07

APPENDIX B. SERIAL COMMUNICATIONS WITH THE CSAT3B-5B.5 CSAT3 RS-232 STATUS FORMATThe CSAT3 returns a 10 ASCII byte status in response to an S or P c

C-1APPENDIX C. CSAT3 MEASUREMENT THEORYC.1 THEORY OF OPERATIONC.1.1 WIND SPEEDEach axis of the CSAT3 pulses two ultrasonicsignals in opposite direc

APPENDIX C. CSAT3 MEASUREMENT THEORYC-2where Ts is sonic virtual temperature and γd isthe ratio of specific heat of dry air at constantpressure to th

D-1APPENDIX D. SDM COMMUNICATIONS ANDLONG SIGNAL CABLESD.1 BRIEF DESCRIPTION OF SDMCLOCK RATESThe fastest rate that a datalogger and SDMsensors can

ICSAT3 THREE DIMENSIONAL SONIC ANEMOMETERINSTRUCTION MANUALTABLE OF CONTENTSPAGE1. GENERAL...

APPENDIX D. SDM COMMUNICATIONS AND LONG SIGNAL CABLESD-2parameters that were tested and their failurerate as a percent of attempts.The following repo

TABLE OF CONTENTSIIAPPENDICESA. EXAMPLE FLUX PROGRAM...A-1B.

TABLE OF CONTENTSIIIB-5 Converting uz Wind from Word 2...B-4B

1CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER1. GENERALThe CSAT3 is a three dimensional sonicanemometer. It measures wind speed and thespeed of sound on

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER2DIGITAL RS-232:Baud rate: 9600Data type: 2-byte integerSDM AND RS-232 DIGITALRANGE AND RESOLUTION:Full scal

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER3TABLE 3-1. SDM Addressing SchemeDataloggerAddress(base 4)CSAT3 ThumbSwitch(HEX)Address(base 10)00 0 001 1 10

CSAT3 THREE DIMENSIONAL SONIC ANEMOMETER410.00 cmYZXLogan, Utah CSAT33-D SONIC ANEMOMETERS/N: 102MADE IN USA60oFIGURE 4-1. CSAT3 Coordinate System an