background image

CS230/CS231 Temperature Profiler 

7.2  Mounting 

Orient and secure the CS230/CS231 in the measurement medium. Keep 

materials removed during installation and use that material as backfill.  

While installing the CS230/CS231, the depth must be referenced between the 

surface of the medium and the first measurement point in the assembly (shown 

in FIGURE 

7-1

Internal Sensor Position #4). If the rigid assembly is not 

placed at the correct depth, all measurement depths will be out of place. 

Install the external probes horizontally in the measurement medium. This helps 

ensure that the most representative measurement is taken at the given depth, 

and will not interfere with other nearby measurements. 

Orient the signal and power cable of the CS230/CS231 towards the data logger 

to avoid loops or strain on the cable. Also use a suitable trench or conduit to 

protect the signal and power cable from damage. 

7.3  Wiring 

TABLE 

7-1

 provides the connections for the CS230/CS231 and Campbell 

Scientific data loggers. Refer to Appendix 

D

SGB3 Electrical Surge Protector

 

(p. D-1)

, if the CS230 serial number is less than 1162. 

TABLE 7-1.  Wire Colo

u

r, Function, and Data Logger Connections  

Wire Colo

u

Function 

Data Logger Connection Terminal 

Red 

Power 

12V 

Green 

SDI-12 Signal 

or 

U

1

 

terminal configured for SDI-12 

Black 

Power Ground 

Clear 

Shield 

terminals are automatically configured by the measurement instruction.

If multiple SDI-12 sensors are connected to a data logger, Campbell Scientific 

recommends using separate terminals when possible. For the CR6 and 

CR1000X, triggering conflicts may occur when a companion terminal is used 

for a triggering instruction such as 

TimerInput()

PulseCount()

, or 

WaitDigTrig()

. For example, if the CS230/CS231 is connected to C3 on a 

CR1000X, C4 cannot be used in the 

TimerInput()

PulseCount()

, or 

WaitDigTrig()

 instructions. 

7.4  Programming 

Short Cut

 is the best source for up-to-date data logger programming code. If 

your data acquisition requirements are simple, you can probably create and 

maintain a data logger program exclusively with 

Short Cut

. If your data 

acquisition needs are more complex, the files that 

Short Cut

 creates are a great 

source for programming code to start a new program or add to an existing 

custom program. 

Short Cut

 cannot edit programs after they are imported and edited in 

CRBasic 

Editor

Summary of Contents for CS230

Page 1: ...CS230 CS231 Temperature Profilers Revision 1 19 Copyright 2016 2019 Campbell Scientific...

Page 2: ......

Page 3: ...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 give...

Page 4: ......

Page 5: ...digital 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 marke...

Page 6: ......

Page 7: ...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 cl...

Page 8: ......

Page 9: ...uction 8 7 4 2 Slow Sequence Program Instructions 8 8 Operation 8 8 1 Sensor Measurements 8 8 1 1 SDI 12 Addressing 9 8 1 2 Metadata 11 8 2 Long Cables 11 8 3 Power Conservation 11 9 Maintenance Calib...

Page 10: ...3 Line Surge Protector Mounting and Wiring D 1 Figures 7 1 CS231 installation example with three external sensors and five internal sensors 6 7 2 Internal sensor label 6 D 1 SGB3 3 line surge protecto...

Page 11: ...r its resistance to temperature extremes moisture and UV degradation However this jacket will support combustion in air It is rated as slow burning when tested according to U L 94 H B and will pass FM...

Page 12: ...sor in the Sensors Temperature folder Double click CS230 CS231 SDI 12 Temperature Profiler Type the correct Starting SDI 12 Address for the first external probe or the top temperature point in the rig...

Page 13: ...ta logger check the output of the sensor in data display in LoggerNet PC400 RTDAQ or PC200W to make sure it is making reasonable measurements 5 Overview The CS231 offers the same precise temperature p...

Page 14: ...Specifications Features Accurate and stable measurements Each sensor is individually addressed and referenced to its depth Low power consumption Digital SDI 12 output Compatible with the following da...

Page 15: ...ent it is important that consistent contact be made between the temperature profiler and the medium The location of the temperature profiler should be representative of the intended application Typica...

Page 16: ...and five internal sensors FIGURE 7 1 is an example configuration with three external sensors and five internal sensors Each profiler is custom built to the user s specific requirements FIGURE 7 2 sho...

Page 17: ...the CS230 serial number is less than 1162 TABLE 7 1 Wire Colour Function and Data Logger Connections Wire Colour Function Data Logger Connection Terminal Red Power 12V Green SDI 12 Signal C or U1 term...

Page 18: ...tonTimeout are optional parameters refer to CRBasic Help for more information 7 4 2 Slow Sequence Program Instructions Use the slow sequence program instructions when the CS230 CS231 measurements will...

Page 19: ...floating point C aR6 Read and reset user resettable min temperature Min temperature floating point C This value constitutes the minimum of all 1 second measurements taken since the previous aR6 comma...

Page 20: ...tiple sensors the same SDI 12 address will prevent the sensors from communicating Use the aA command where a is the affected address to reset the affected sensors to their factory configured address v...

Page 21: ...een the temperature profiler and data logger digitally there are no offset errors incurred with increasing cable length as seen with analogue sensors However with long enough cable lengths the digital...

Page 22: ...non switched for test purposes Symptom Sensor won t respond to command 1 Expected address not used or has been changed a Confirm all addresses in use with the aI command to determine the individual ad...

Page 23: ...Cut program following the procedure in Section 4 QuickStart p 1 Finish the program On the Advanced tab click the CRBasic Editor button The program opens in CRBasic with the name noname CR_ Provide a n...

Page 24: ......

Page 25: ...in the probe will need to be adjusted to fit specific application Const NumTempSensors 15 Uses the control terminal C1 on the CR1000X Const SDI12_Port C1 Public TempC NumTempSensors As Float Dim i As...

Page 26: ...terval Other common station data is measured every 5 seconds and stored to a daily and hourly data tables CRBasic Example B 2 CR1000X Program Using Slow Sequence to Read CS230 CS231 with 20 Sensors CR...

Page 27: ...tion ConvertSDI12addr EndSub Main Program BeginProg Scan 5 Sec 0 0 PanelTemp PTemp 250 Battery batt_volt CallTable Daily CallTable Hourly NextScan Poll CS230 CS231 in Slow Sequence every minute SlowSe...

Page 28: ...ables DataTable MetaData 1 1 DataInterval 0 1 Day 10 Sample MetaData_pts Meta FP2 EndTable Define Subroutines ConvertSDI12addr Convert SDI 12 character address 0 9 A Z and a z to number value 0 61 Fun...

Page 29: ...minimum and maximum are recorded every 5 minutes and Metadata is collected daily Declare Public Variables Public PTemp batt_volt Enter the number of temperature sensors that are in the probe will need...

Page 30: ...order Meta i 1 SDI12_Port ConvertSDI12addr i R1 1 0 0 Next EndIf Read the current Temperature Min and Max Values Every 5 minutes and Reset the Value If TimeIntoInterval 0 5 Min Then For i 1 To NumTemp...

Page 31: ...s C 2 SDI 12 Command Basics SDI 12 commands have three components Sensor address a a single character and the first character of the command Use the default address of zero 0 unless multiple sensors a...

Page 32: ...ber or other sensor specific information may also be included aI allccccccccmmmmmmvvvxxx xx CR LF a Sensor SDI 12 address ll SDI 12 version number indicates compatibility cccccccc 8 character vendor i...

Page 33: ...ated with the M command The response to each command has the form atttn CR LF where a sensor address ttt time in seconds until measurement data is available When the data is ready the sensor notifies...

Page 34: ...rs of data in response to a D command that follows an M command Command aD0 aD1 aD9 Response a values CR LF or a values CRC CR LF where a the sensor address values values returned with a polarity sign...

Page 35: ...ect All Caps Mode 6 Press Enter until the data logger responds with the CR1000 prompt 7 Type SDI12 and press Enter 8 At the Select SDI12 Port prompt type the number corresponding to the control termin...

Page 36: ......

Page 37: ...Vac L1 L2 L3 with respect to G terminals Maximum Current 2 A per terminal 4 A total requires both ground terminals for return current Maximum Rated Surge 1200 A 8 20 us D 2 SGB3 3 Line Surge Protector...

Page 38: ...logger using the 2 ft cable shipped with the CS230 2 U terminals are automatically configured by the measurement instruction If multiple SDI 12 sensors are connected to a data logger Campbell Scienti...

Page 39: ......

Page 40: ...Asia Location Bangkok Thailand Email info campbellsci asia Website www campbellsci asia China Location Beijing P R China Email info campbellsci com cn Website www campbellsci com cn Spain Location Ba...

Reviews: