Campbell-scientific AVW200-series Vibrating Wire Interfaces Uživatelský manuál

INSTRUCTION MANUAL AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules Revision: 1/14 Copyright © 2008- 2014

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules The eliminated parameters are: • Number of steps • Number of cycles • Time of Swe

Appendix H. Additional Programming Examples Sample (16,Sig2Noise2(),FP2) Sample (16,FreqOfNoise2(),FP2) Sample (16,DecayRatio2(),FP2) Sample

Appendix H. Additional Programming Examples 'Gage Factors for sensors attached to AM16/32 #3 Coef3(1) = 2.73949e-10: Coef3(2) = 8.726e-5:

Appendix H. Additional Programming Examples PortSet(1,1) 'Enable Mux1 For i = 1 To 16 'Do the following for each of 16 sensors

Appendix H. Additional Programming Examples PortSet(7,1) 'Enable Mux4 For i = 1 To 32 'Do the following for each of 32 sensors:

Appendix H. Additional Programming Examples H-12

Appendix I. Using MD485 Multidrop Modems with AVW200 Interfaces For situations where wireless communication is impractical, MD485 Multidrop Modems m

Appendix I. Using MD485 Multidrop Modems with AVW200 Interfaces I.2 Connections The point-to-point configuration is the simplest MD485-to-AVW200 net

Appendix I. Using MD485 Multidrop Modems with AVW200 Interfaces FIGURE I-4. MD485 and its connectors. I.2.1 Datalogger to MD485 The 18663 Null

Appendix I. Using MD485 Multidrop Modems with AVW200 Interfaces FIGURE I-5. MD485-to-MD485 Connections and Grounding I.2.3 MD485 to AVW200 The 18

Appendix I. Using MD485 Multidrop Modems with AVW200 Interfaces 'CR1000 Series Datalogger 'This program measures 2 sensors on 2 AVW200s PB

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 1.2 Specifications 1.3 Communication 1.3.1 Datalogger The AVW200 module is design

Appendix I. Using MD485 Multidrop Modems with AVW200 Interfaces I-6

Campbell Scientific Companies Campbell Scientific, Inc. (CSI) 815 West 1800 North Logan, Utah 84321 UNITED STATES www.campbellsci.com • info@campbel

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 1.3.1.1 PakBus Protocol/Direct RS-232 Connection When using the PakBus protocol, the

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 1.3.2 Computer 1.3.2.1 Device Configuration Utility The Device Configuration (DevCo

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 1-1. Network of AVW200s and AM16/32Bs (using a direct RS-232 connection) FI

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 1-3. Network of AVW200 Interfaces (SDI-12) 2. Measurements 2.1 Vibrating W

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 2-1. Cutaway of Vibrating Wire Sensor There are three user-determined inpu

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules TABLE 2-2. AVW200 Measurement Outputs Output Units Description Resonant Frequency

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 2-2. DevConfig plots showing the AVW200 measurement approach. Please note t

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules Read more! You can find an example program that converts resistance to temperature i

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules Check the manufacturer’s specification for the sensors frequency and excitation range

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 3. Connect an antenna (or antenna cable with Yagi or omnidirectional antenna attache

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 3.2 Multiplexers Controlled by AVW200 3.2.1 Direct RS-232 Connection Cab

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules Check the manufacturer’s specification for the sensors frequency and excitation range

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules At the AVW206 site, do the following steps: 1. Use DevConfig to configure the AVW206

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules For example, the following AVW200() instructions can be used to control the multiplex

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules The following steps are used: 1. Access DevConfig to configure the AVW200 for SDI-12

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 4-1. Wiring for Sensor Connections 4.2 Power and Ground Each AVW200 has a

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 4-2. Ground Lug and Power Connectors on the AVW200 4.3 Datalogger W

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules TABLE 4-2. 17855 or SC110’s DTE Cable Wiring Wire Color of 17855 or SC110’s DTE Cabl

Warranty “PRODUCTS MANUFACTURED BY CAMPBELL SCIENTIFIC, INC. are warranted by Campbell Scientific, Inc. (“Campbell”) to be free from defects in materi

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules Wireless communication requires the appropriate spread spectrum radio to be connected

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 4-4. Example AM16/32-series to AVW200 Hookup (multiplexers controlled by AVW

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 4-5. AM16/32B to AVW200 Hookup (AM16/32Bs controlled by datalogger and usi

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 5. Device Configuration (DevConfig) Utility Our Device Configuration (DevConfig) uti

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 5-1. Opening Page in DevConfig 5. Select the Serial Port matching the COM p

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 5-2. Deployment Communications Editor in DevConfig Certain AVW206 settings

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules Net Address—enter the radio network address that matches all of the RF401 radios and

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 5.2.2 Measurement The Deployment/Measurement Tab is used to configure the SDI-12 Add

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules Multiplexer Type—choose the appropriate multiplexer. The default multiplexer type is

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules Read more! Appendix D lists the fields in the public table and provides a brief desc

Assistance Products may not be returned without prior authorization. The following contact information is for US and international customers residing

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 5.4 Send OS For most applications, Campbell Scientific does not anticipate that it w

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 5.5 Troubleshoot The Troubleshoot tool in DevConfig can be used to evaluate the freq

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 5-8. Options Tab of the Troubleshoot Tool 4. Select the AVW200 channel eith

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules FIGURE 5-9. Graphs for Evaluating Spectral Analysis of a Sensor Check the manufactu

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 5.6 Settings Editor The Settings Editor in DevConfig can also be used to enter the D

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules When using the “Mcmm” terminal command, no other method of measurement should be use

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules instructions are ran in a sequential mode, a different result variable should be spec

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules being measured using a multiplexer. The first dimension is set equal to the number of

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules BeginFreq The BeginFreq parameter is the starting frequency to use for the vibrating

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 6.1.1 Pipeline Mode When the CRBasic program first starts running, the information s

Table of Contents PDF viewers: These page numbers refer to the printed version of this document. Use the PDF reader bookmarks tab for links to spec

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules detected. Therefore, the result variable for the first instruction would be zero (in

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules SDIPort The SDIPort parameter is the port to which the SDI-12 sensor is connected. A

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules If a check summed command fails, a NAN will be returned and the command will be retri

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 7. Example Programs This section includes several program examples for our CR1000 da

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules CallTable avw200 CallTable avwcard NextScan EndProg 7.1.2 Wireless/On

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 'Calculate displacement (inches) from Digits and calibration polynomial PS

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 7.3 AVW200( ) Instruction Running in the Pipeline Mode The following program is an e

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules ' Example Program running in the PipeLine mode ' The clock and reset lines

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules TABLE 7-4 shows the wiring used for both Sequential Mode examples. TABLE 7-4. Wiring

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules Const Chan1 = 1 ' AVW200 channel 1 Const Chan2 = 2 ' AVW200 chann

Table of Contents 5.4 Send OS ... 32 5.5 Troubleshoot ...

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules very next measurement will use the bbbb,eeee and vvvv values specified in the extende

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules ' Example Program running SDI12 commands with the Datalogger controlling '

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules 8. Troubleshooting Communication Problems 8.1 Unable to Communicate with DevConfig

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules Power supply must be able to sustain at least 9.6 V (datalogger minimum) even durin

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules b. Change to a higher gain antenna c. Change polarization (element orientation) of

Appendix A. Conversion from Hertz The calibration report provided with each vibrating wire sensor contains the information required to convert Hertz

Appendix A. Conversion from Hertz FIGURE A-1. Geokon Calibration Report of a Sensor without a Thermistor A-2

Appendix B. Thermistor Information B.1 Converting Resistance to Temperature The AVW200 outputs a resistance value for sensors that contain a thermi

Appendix B. Thermistor Information 4. Precision of the bridge resistors 5. Accuracy of the datalogger's voltage measurement 6. Temperature coeff

Appendix B. Thermistor Information FIGURE B-2. Temperature Measurement Error on a 1000 foot Lead. Wire is 22 AWG with 16 ohms per 1000 feet. FIGU

Table of Contents D. The Public Table ... D-1 D.1 Forced Measurement Program ...

Appendix B. Thermistor Information FIGURE B-4. Temperature Measurement Error on a 5000 foot Lead. Wire is 22 AWG with 16 ohms per 1000 feet.

Appendix C. Antennas, Antenna Cables, and Surge Protectors for the AVW206, AVW211, and AVW216 C.1 Antennas Several antennas are offered to satisfy

Appendix C. Antennas, Antenna Cables, and Surge Protectors for the AVW206, AVW211, and AVW216 16005 0 dBd ANTENNA, 2.4 GHz, OMNI ½ WAVE WHIP, RPSMA

Appendix C. Antennas, Antenna Cables, and Surge Protectors for the AVW206, AVW211, and AVW216 ITEM # 14204 900 MHZ OMNI ½ WAVE WHIP 0 dBd ITEM # 1

Appendix C. Antennas, Antenna Cables, and Surge Protectors for the AVW206, AVW211, and AVW216 ITEM #15970 900 MHZ Indoor OMNI 1 dBd Window/Wall Mo

Appendix C. Antennas, Antenna Cables, and Surge Protectors for the AVW206, AVW211, and AVW216 FIGURE C-2. Example COAX RPSMA-L Cable for Yagi or Om

Appendix C. Antennas, Antenna Cables, and Surge Protectors for the AVW206, AVW211, and AVW216 • When the antenna cable length exceeds 10 feet • Whe

Appendix C. Antennas, Antenna Cables, and Surge Protectors for the AVW206, AVW211, and AVW216 This device complies with part 15 of the FCC Rules. Op

Appendix C. Antennas, Antenna Cables, and Surge Protectors for the AVW206, AVW211, and AVW216 C-8

Appendix D. The Public Table The public table of the AVW200 displays the current sensor measurement values as well as the current settings (see TABL

Table of Contents 5-7. Opening Page of the Troubleshoot Tool ... 33 5-8. Options Tab of the Troubleshoot To

Appendix D. The Public Table Values and Control Parameters for SDI-12 Communications SDI12val(1) Frequency value obtained by SDI Recorder Instructi

Appendix D. The Public Table Control Parameters When Troubleshooter is Running TimeSeries(1) Writing this variable will force a Vibrating Wire measu

Appendix D. The Public Table D.1 Forced Measurement Program SequentialMode Public UsrForcedMsmnt Public SVResult(2), GVResult(2), TimeSeries(1

Appendix E. Status Table The AVW200 status table contains system operating status information accessible via DevConfig, terminal emulator, or anothe

Appendix E. Status Table Status Fieldname Description User can change? Rf_ForceOn When Rf_ForceOn is set to 1 the radio is always on ignoring the

Appendix E. Status Table Status Fieldname Description User can change? MSPClkFreq(3) MSP430 CPU #3 RC oscillator frequecy in Hz No MSPClkFreq(4)

Appendix E. Status Table E-4

Appendix F. Time Series and Spectrum Graph Information The AVW200 uses an audio A/D for capturing the sensor’s signal. The number of samples acquir

Appendix F. Time Series and Spectrum Graph Information FIGURE F-1. Good Sensor with a Narrower Range (200 to 2200 Hz) FIGURE F-2. Good Sensor wit

Appendix E. Status Table F.2 Good Sensors with Noise The measurements graphed in FIGURE F-3 and FIGURE F-4 are made by the same sensor used for FIGU

AVW200-series 2-Channel Vibrating Wire Spectrum Analyzer Modules The AVW200 series consist of a base model (AVW200) and three wireless models (AVW206

Appendix F. Time Series and Spectrum Graph Information FIGURE F-4. Good Sensor with Noise (450 to 6500 Hz) Check the manufactures specification for

Appendix G. CR10X Programming Example Although this example is for the CR10X, the CR23X is programmed similarly. ;{CR10X} ; ; ; *Table 1 Program

Appendix G. CR10X Programming Example 10: Z=X (P31) ;Write Decay Ratio to inlocs 65-80 1: 95 X Loc [ DcayRatio ] 2: 65 -- Z

Appendix H. Additional Programming Examples H.1 AVW200-Controlled Multiplexer H.1.1 Direct RS-232 Connection 'This is an example of a program

Appendix H. Additional Programming Examples Sample (16,Displacement2(),FP2) Sample (16,VWfreq2(),FP2) Sample (16,Temp2(),FP2) Sample (16,Amp2

Appendix H. Additional Programming Examples 'Assign coeficients listed in CoefString2 to individual variables For i = 1 To 16 SplitStr (Po

Appendix H. Additional Programming Examples H.1.2 Wireless/Sensors with Different Frequencies ' 'This is an example of a program used by a

Appendix H. Additional Programming Examples Sample (16,Displacement2(),FP2) Sample (16,VWfreq2(),FP2) Sample (16,Temp2(),FP2) Sample (16,Amp2

Appendix H. Additional Programming Examples Scan (2,Min,0,0) PanelTemp (PTemp,250) Battery (Batt_volt) AVW200(VWResults(1),ComME,0,20

Appendix H. Additional Programming Examples H.2 Datalogger-Controlled Multiplexer ' 'This example demonstrates how to program a CR1000 to