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Table 8-1: SoilVUE 10 SDI-12 commands

SDI-12 command

(

is the SDI-12 address)

Values returned or function

Units

M6!

C6!

1. Volumetric Water Content, 50 cm

2. Relative Permittivity, ɛ, 50 cm

3. Temperature, 50 cm

4. Bulk Electrical Conductivity, 50 cm

°C

dS/m

M7!

C7!

1. Volumetric Water Content, 60 cm

2. Relative Permittivity, ɛ, 60 cm

3. Temperature, 60 cm

4. Bulk Electrical Conductivity, 60 cm

°C

dS/m

M8!

C8!

1. Volumetric Water Content, 75 cm

2. Relative Permittivity, ɛ, 75 cm

3. Temperature, 75 cm

4. Bulk Electrical Conductivity, 75 cm

°C

dS/m

M9!

C9!

1. Volumetric Water Content, 100 cm

2. Relative Permittivity, ɛ, 100 cm

3. Temperature, 100 cm

4. Bulk Electrical Conductivity, 100 cm

°C

dS/m

1. Volumetric Water Content, 5 cm

2. Relative Permittivity, ɛ, 5 cm

3. Temperature, 5 cm

4. Bulk Electrical Conductivity, 5 cm

5. Volumetric Water Content, 10 cm

6. Relative Permittivity, ɛ, 10 cm

7. Temperature, 10 cm

8. Bulk Electrical Conductivity, 10 cm

9. Volumetric Water Content, 20 cm

10. Relative Permittivity, ɛ, 20 cm

11. Temperature, 20 cm

12. Bulk Electrical Conductivity, 20 cm

13. Volumetric Water Content, 30 cm

14. Relative Permittivity, ɛ, 30 cm

°C

dS/m

°C

dS/m

°C

dS/m

SoilVUE™10 Complete Soil Profiler

Содержание SoilVUE 10

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Страница 3: ...s under guarantee or not Please state the faults as clearly as possible and if the product is out of the guarantee period it should be accompanied by a purchase order Quotations for repairs can be given on request It is the policy of Campbell Scientific to protect the health of its employees and provide a safe working environment in support of this policy a Declaration of Hazardous Material and De...

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Страница 5: ... cell phones and aerials may also not be applicable according to your locality Some brackets shields and enclosure options including wiring are not sold as standard items in the European market in some cases alternatives are offered Details of the alternatives will be covered in separate manuals Part numbers prefixed with a symbol are special order parts for use with non EU variants or for special...

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Страница 7: ...e beginning work Wear a hardhat and eye protection and take other appropriate safety precautions while working on or around tripods and towers Do not climb tripods or towers at any time and prohibit climbing by other persons Take reasonable precautions to secure tripod and tower sites from trespassers Use only manufacturer recommended parts materials and tools Utility and Electrical You can be kil...

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Страница 9: ...aintenance and troubleshooting 17 Appendix A Importing Short Cut code into CRBasic Editor 18 Appendix B SDI 12 sensor support 19 B 1 SDI 12 command basics 19 B 2 Acknowledge active command a 20 B 3 Send identification command al 20 B 4 Start verification command aV 21 B 5 Address query command 21 B 6 Change address command aAb 21 B 7 Start measurement commands aM 22 B 8 Stopping a measurement comm...

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Страница 11: ...of the soil NOTE This manual provides information only for CRBasic data loggers For retired Edlog data logger support contact Campbell Scientific 2 Precautions l READ AND UNDERSTAND the Safety section at the front of this manual l Although the SoilVUE 10 is rugged it should be handled as a precision instrument l Depth of the hole that the SoilVUE 10 is installed in needs to match the SoilVUE 10 le...

Страница 12: ...ents to ensure the expected product and cable length are received 4 QuickStart A video that describes data logger programming using Short Cut is available at www campbellsci eu videos cr1000x data logger getting started program part 3 Short Cut is an easy way to program your data logger to measure the sensor and assign data logger wiring terminals Short Cut is available as a download on www campbe...

Страница 13: ... Probe length box and selecting 1 m Select whether to Measure every hour default or every fifteen minutes For each measurement depth temperature defaults to degrees Celsius This can be changed by clicking the Deg C box and selecting Deg F for degrees Fahrenheit or K for Kelvin 4 Click the Wiring tab to see how the probe is to be wired to the data logger Click OK after wiring the probe 5 Repeat ste...

Страница 14: ...one hour depending on the Measure every selected in step 3 The 0 5 m probe can take one minute and the 1 m probe can take one and a half minutes to complete measurements If the scan rate is less than that length of time skipped scans will be registered by the data logger 7 Select the measurement and its associated output option SoilVUE 10 Complete Soil Profiler 4 ...

Страница 15: ...EC The waveguides measurement rods are embedded in threads and centred on the measurement depths of 5 10 20 30 40 and 50 cm for the 0 5 m option FIGURE 5 1 p 5 and 60 75 and 100 cm are added on for the 1 m option The threaded design maximizes soil contact and minimizes preferential flow two major drawbacks to smooth sided soil profiling probes Campbell Scientific s proprietary implementation of TD...

Страница 16: ... over 1 0 m using one probe l Campbell Scientific proprietary TrueWave TDR technology uses advanced waveform analysis to determine the true travel time of a high frequency pulse that provides defensible measurements that can be universally compared with other TDR systems l Threaded design with individual waveguides built into the threads for optimal contact with soil which minimizes air gap errors...

Страница 17: ...y may need a soil specific calibration due to the dispersive nature of these materials 1 permittivity unit between 4 and 42 permittivity 2 0 to 2 5 dS m 5 full range 0 15 C between 30 and 40 C Up to 1 minute for 0 5 m probe and up to 1 5 minutes for 1 m probe View at www campbellsci eu soilvue10 7 Installation If you are programming your data logger with Short Cut skip Wiring p 11 and SDI 12 progr...

Страница 18: ...process Minor abrasions and dents to the body or threads should not influence the measurements However rocky soils may require a different approach to the installation Either create a larger hole and use a slurry method to install the probe or excavate the soil then back fill the soil around the probe 7 2 Field installation Campbell Scientific offers a SoilVUE 10 Installation Kit FIGURE 7 1 p 8 FI...

Страница 19: ...ilVUE 10 length The auger is narrow at the tip so making the hole 5 cm 2 inch deeper will ensure the sensor can be fully installed CAUTION Large gaps between the SoilVUE 10 and the hole bottom can adversely affect the measurements The following auger depths allow proper installation while avoiding large gaps a Care should be taken to ensure the sides of the hole are even and do not become tapered ...

Страница 20: ...4 Place the hex socket on top of the probe and use the handle to screw the probe into the augered hole CAUTION Applying too much force to the sensor during installation can break or crack it The maximum torque applied during installation should not exceed 54 N m 40 ft lb If it is taking significant effort to install make the hole slightly deeper add more water create another hole or try a combinat...

Страница 21: ...he connector 6 Route the cable to the data logger 7 3 Wiring Table 7 1 p 11 provides the connections for the SoilVUE 10 Table 7 1 Wire colour function and data logger connection Wire colour Wire function Data logger connection White SDI 12 signal C SDI 12 or U configured for SDI 121 Clear Shield analogue ground Brown Power 12V Black Power ground G 1 U and C terminals are automatically configured b...

Страница 22: ... WaitonTimeout are optional parameters refer to CRBasic Help for more information A downloadable example program is available at www campbellsci eu downloads soilvue10 example program 8 Operation 8 1 SDI 12 measurements The SoilVUE 10 responds to the SDI 12 commands shown in Table 8 1 p 13 Because of the delays the M command requires Campbell Scientific recommends measurement scans of at least 10 ...

Страница 23: ...lative Permittivity ɛ 5 cm 3 Temperature 5 cm 4 Bulk Electrical Conductivity 5 cm m3 m3 C dS m aM2 or aC2 1 Volumetric Water Content 10 cm 2 Relative Permittivity ɛ 10 cm 3 Temperature 10 cm 4 Bulk Electrical Conductivity 10 cm m3 m3 C dS m aM3 or aC3 1 Volumetric Water Content 20 cm 2 Relative Permittivity ɛ 20 cm 3 Temperature 20 cm 4 Bulk Electrical Conductivity 20 cm m3 m3 C dS m aM4 or aC4 1 ...

Страница 24: ...Electrical Conductivity 75 cm m3 m3 C dS m aM9 or aC9 1 1 Volumetric Water Content 100 cm 2 Relative Permittivity ɛ 100 cm 3 Temperature 100 cm 4 Bulk Electrical Conductivity 100 cm m3 m3 C dS m aC 1 Volumetric Water Content 5 cm 2 Relative Permittivity ɛ 5 cm 3 Temperature 5 cm 4 Bulk Electrical Conductivity 5 cm 5 Volumetric Water Content 10 cm 6 Relative Permittivity ɛ 10 cm 7 Temperature 10 cm...

Страница 25: ... Relative Permittivity ɛ 60 cm1 27 Temperature 60 cm1 28 Bulk Electrical Conductivity 60 cm1 29 Volumetric Water Content 75 cm1 30 Relative Permittivity ɛ 75 cm1 31 Temperature 75 cm1 32 Bulk Electrical Conductivity 75 cm1 33 Volumetric Water Content 100 cm1 34 Relative Permittivity ɛ 100 cm1 35 Temperature 100 cm1 36 Bulk Electrical Conductivity 100 cm1 C dS m m3 m3 C dS m m3 m3 C dS m m3 m3 C dS...

Страница 26: ...l time for a pulsed electromagnetic signal along a waveguide is dependent on the velocity of the signal and the waveguide length The velocity is dependent on the dielectric constant of the material surrounding the waveguide This relationship can be expressed by Eq 1 Where Ka is the apparent permittivity c is the velocity of electromagnetic signals in free space Δt is the travel time L is the waveg...

Страница 27: ...ram Check logic of conditional statement that triggers readings First value reads NAN and all other values read 0 or never change from one measurement to another SoilVUE 10 SDI 12 address does not match address specified in data logger program SoilVUE 10 is not connected to the SDI 12 terminal specified in data logger program SoilVUE 10 not being powered Change SoilVUE 10 SDI 12 address or modify ...

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Страница 29: ...for additional refinement NOTE Once the file is edited with CRBasic Editor Short Cut can no longer be used to edit the program it created 2 To add the Short Cut wiring information into the new CRBasic program open the DEF file located in the C campbellsci SCWin folder and copy the wiring information which is at the beginning of the DEF file 3 Go into the CRBasic program and paste the wiring inform...

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Страница 31: ...deos B 1 SDI 12 command basics SDI 12 commands have three components l Sensor address a a single character and the first character of the command Use the default address of zero 0 unless multiple sensors are connected to the same port l Command body an upper case letter the command optionally followed by one or more alphanumeric qualifiers l Command termination an exclamation mark An active sensor...

Страница 32: ...ded Commands aXNNN a values CR LF 1 Information on each of these commands is given in the following sections B 2 Acknowledge active command a The Acknowledge Active command a is used to test a sensor on the SDI 12 bus An active sensor responds with its address B 3 Send identification command al Sensor identifiers are requested by issuing command aI The reply is defined by the sensor manufacturer b...

Страница 33: ...til verification information is available n the number of values to be returned when one or more subsequent D commands are issued B 5 Address query command Command requests the address of the connected sensor The sensor replies to the query with the address a This command should only be used with one sensor on the SDI 12 bus at a time B 6 Change address command aAb Multiple SDI 12 sensors can conn...

Страница 34: ...The data logger makes a request to sensor 0 to start a measurement 00352 CR LF Sensor 0 immediately indicates that it will return two values within the next 35 seconds 0 CR LF Within 35 seconds sensor 0 indicates that it has completed the measurement by sending a service request to the data logger 0D0 The data logger immediately issues the first D command to collect data from the sensor 0 859 3 54...

Страница 35: ...lues values returned with a polarity sign or CR LF terminates the response CRC 16 bit CRC code appended if data was requested with aMC or aCC B 10 SDI 12 transparent mode System operators can manually interrogate and enter settings in probes using transparent mode Transparent mode is useful in troubleshooting SDI 12 systems because it allows direct communication with probes Data logger security ma...

Страница 36: ...or to the CR1000X 2 In LoggerNet Connect under Datalogger click Terminal Emulator The terminal emulator window opens 3 Under Select Device located in the lower left side of the window select the CR1000X 4 Click Open Terminal 5 Select All Caps Mode 6 Press Enter until the data logger responds with the CR1000X prompt 7 Type SDI12 and press Enter 8 At the Select SDI12 Port prompt type the number corr...

Страница 37: ... To change the SDI 12 address type aAb where a is the current address from the previous step and b is the new address Press Enter The sensor changes its address and responds with the new address In the following example the sensor address is changed from 0 to B 11 To exit SDI 12 transparent mode click Close Terminal NOTE The transparent mode for the CR6 CR3000 CR800 series CR300 series and CR1000 ...

Страница 38: ...info campbellsci fr www campbellsci fr Germany Location Phone Email Website Bremen Germany 49 0 421 460974 0 info campbellsci de www campbellsci de India Location Phone Email Website New Delhi DL India 91 11 46500481 482 info campbellsci in www campbellsci in South Africa Location Phone Email Website Stellenbosch South Africa 27 21 8809960 sales campbellsci co za www campbellsci co za Spain Locati...

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