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Table of Contents 

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1.

 

Introduction ................................................................ 1

 

2.

 

Precautions ................................................................ 1

 

3.

 

Initial Inspection ......................................................... 1

 

4.

 

QuickStart ................................................................... 1

 

5.

 

Overview ..................................................................... 3

 

6.

 

Specifications ............................................................. 4

 

7.

 

Installation .................................................................. 4

 

7.1

 

Wiring to Datalogger ........................................................................... 5

 

7.2

 

Datalogger Programming ..................................................................... 5

 

7.2.1

 

Therm109() Instruction ................................................................. 5

 

7.3

 

Air Temperature Installation ................................................................ 6

 

7.4

 

Water Temperature Installation ............................................................ 8

 

7.5

 

Soil Temperature Installation ............................................................... 8

 

8.

 

Operation .................................................................... 8

 

8.1

 

Sensor Schematic ................................................................................. 8

 

8.2

 

Measurement and Output Linearization ............................................... 8

 

8.3

 

Electrically Noisy Environments ......................................................... 9

 

8.4

 

Long Cable Lengths ............................................................................. 9

 

9.

 

Troubleshooting and Maintenance ......................... 10

 

9.1

 

Troubleshooting ................................................................................. 10

 

9.2

 

Maintenance ....................................................................................... 10

 

9.3

 

Calibration.......................................................................................... 11

 

10.

 

Attributions and References ................................... 11

 

Appendices 

A.

 

Importing 

Short Cut

 Code Into 

CRBasic Editor

 ... A-1

 

B.

 

Example Programs ................................................. B-1

 

C.

 

Thermistor Resistance and Temperature ............. C-1

 

Summary of Contents for 109

Page 1: ...INSTRUCTION MANUAL Model 109 Temperature Probe Revision 4 18 C o p y r i g h t 1 9 8 3 2 0 1 8 C a m p b e l l S c i e n t i f i c I n c ...

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Page 3: ...ducts to CSI CSI will return such Products by surface carrier prepaid within the continental United States of America To all other locations CSI will return such Products best way CIP port of entry per Incoterms 2010 This warranty shall not apply to any Products which have been subjected to modification misuse neglect improper service accidents of nature or shipping damage This warranty is in lieu...

Page 4: ...ping address is CAMPBELL SCIENTIFIC INC RMA _____ 815 West 1800 North Logan Utah 84321 1784 For all returns the customer must fill out a Statement of Product Cleanliness and Decontamination form and comply with the requirements specified in it The form is available from our website at www campbellsci com repair A completed form must be either emailed to repair campbellsci com or faxed to 435 227 9...

Page 5: ...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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Page 7: ... 2 1 Therm109 Instruction 5 7 3 Air Temperature Installation 6 7 4 Water Temperature Installation 8 7 5 Soil Temperature Installation 8 8 Operation 8 8 1 Sensor Schematic 8 8 2 Measurement and Output Linearization 8 8 3 Electrically Noisy Environments 9 8 4 Long Cable Lengths 9 9 Troubleshooting and Maintenance 10 9 1 Troubleshooting 10 9 2 Maintenance 10 9 3 Calibration 11 10 Attributions and Ref...

Page 8: ...M200 Series Crossarm right 7 8 1 109 Thermistor Probe Schematic 8 Tables 7 1 Wire Color Function and Datalogger Connection 5 C 1 109 Thermistor Resistance and Temperature C 1 CRBasic Examples B 1 109 Program Example for CR300 Series CR800 Series CR1000 CR1000X Series CR3000 and CR5000 Dataloggers B 1 B 2 109 Program Example for CR6 Dataloggers B 1 B 3 109 Program Example for CR200 X Series Datalog...

Page 9: ...tion Check the packaging and contents of the shipment If damage occurred during transport immediately file a claim with the carrier Contact Campbell Scientific to facilitate repair or replacement Check model information against the shipping documents to ensure the expected products and the correct lengths of cable are received Model numbers are found on each product On cables and cabled items the ...

Page 10: ...he 109 Temperature Probe Data defaults to degree Celsius This can be changed by clicking the Deg C box and selecting Deg F for degrees Fahrenheit or K for Kelvin After entering the Properties click on the Wiring tab to see how the sensor is to be wired to the datalogger 4 Select any other sensors you have and then finish the remaining Short Cut steps to complete the program ...

Page 11: ...nsor is connected to the datalogger as shown in the wiring diagram check the output of the sensor in the datalogger support software data display to make sure it is making reasonable measurements 5 Overview The 109 is a rugged probe that accurately measures air soil or water temperature in a variety of applications The sensor consists of a thermistor encapsulated in an epoxy filled aluminum housin...

Page 12: ...geability Error 0 10 C 0 to 70 C 0 13 C at 10 C 0 15 C at 20 C 0 18 C at 30 C 0 20 C at 40 C 0 50 C at 50 C Steinhart Hart Linearization Error 0 03 C 50 to 70 C Probe Weight and Dimensions Weight with 10 ft cable 136 g 5 oz Length 10 4 cm 4 1 in Diameter 0 762 cm 0 3 in 1 Overall probe accuracy is a combination of thermistor interchangeability bridge resistor accuracy and error of the Steinhart Ha...

Page 13: ...program Short Cut cannot edit programs after they are imported and edited in CRBasic Editor A Short Cut tutorial is available in Section 4 QuickStart p 1 If you wish to import Short Cut code into CRBasic Editor to create or add to a customized program follow the procedure in Appendix A Importing Short Cut Code Into CRBasic Editor p A 1 Programming basics are provided in the following section A com...

Page 14: ...ght of any nearby obstruction and at least 30 m EPA from large paved areas Sensors should be protected from thermal radiation and adequately ventilated Standard air temperature measurement heights 1 25 to 2 0 m WMO Section 10 Attributions and References p 11 2 0 m EPA Section 10 Attributions and References p 11 2 0 m and 10 0 m for temperature difference EPA When exposed to sunlight the 109 should...

Page 15: ...adiation Shield on a CM200 Series Crossarm FIGURE 7 2 109 and 41303 5A Radiation Shield on a tripod mast left 109 and RAD06 Radiation Shield on a CM200 Series Crossarm right The 109 is held in the 41303 5A radiation shield by a mounting clamp at the bottom FIGURE 7 1 and FIGURE 7 2 left Loosen the mounting clamp screws and insert the probe through the clamp Tighten the screws to secure the sensor ...

Page 16: ...probe such that the measurement tip is horizontal to the soil surface at the desired depth is usually preferred The maximum burial depth for soil that could become saturated with water is dictated by the maximum water pressure allowed for the sensor which is 21 psi One or two coils of cable should also be buried in a shallow installation Burial of some cable mitigates the effect of solar heating o...

Page 17: ...775468E 8 1 Coefficients provided by Measurement Specialties 8 3 Electrically Noisy Environments EMF noise emanating from the ac mains power grid can be a significant source of measurement error 60 Hz noise is common in the United States 50 Hz noise is common in Europe and other regions This noise can usually be filtered out The following code snip examples filter 60 Hz noise CR6 series datalogger...

Page 18: ... connected to the terminals specified in the Therm109 instruction red to single ended analog input SE or U black to switched excitation VX EX or U and purple to ground Symptom Incorrect temperature is reported Verify the Mult and Offset arguments in Therm109 are correct for the desired units Section 7 2 Datalogger Programming p 5 Check the cable for signs of damage and possible moisture intrusion ...

Page 19: ...tion of the thermistor interchangeability offset described in Section 6 Specifications p 4 10 Attributions and References Santoprene is a registered trademark of Exxon Mobile Corporation Measurement Specialties is a trademarked global designer and manufacturer of sensors and sensor based systems EPA installation standard Quality Assurance Handbook for Air Pollution Measurement Systems Volume IV Me...

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Page 21: ... 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_ Now save the program with your desired name in any folder Once the file is edited with CRBasic Editor Short Cut can no longer be used to edit the datalogger program Change the name of the program file or move it or Short Cut may overwrite it next ti...

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Page 23: ...re measurement Public T109_C Define a data table for 60 minute averages DataTable Hourly True 1 DataInterval 0 60 Min 0 Average 1 T109_C IEEE4 0 EndTable BeginProg Scan 1 Sec 1 0 Measure the temperature Therm109 T109_C 1 1 Vx1 0 _60Hz 1 0 0 0 Call Data Table CallTable Hourly NextScan EndProg The following example can be used directly with CR6 series dataloggers CRBasic Example B 2 109 Program Exam...

Page 24: ...aloggers Program measures one 109 temperature probe once a second and stores the average temperature every 60 minutes Wiring Diagram 109 Probe Lead CR200 X Color Function Terminal Black Voltage excitation input VX1 EX1 Red Analog voltage output SE1 Purple Bridge resistor ground Ground Symbol Clear Shield Ground Symbol Declare the variable for the temperature measurement Public T109_C Define a data...

Page 25: ...39 32 00 31 188163 31 00 30 176803 30 00 29 166198 29 00 28 156294 28 00 27 147042 27 00 26 138393 26 00 25 130306 25 00 24 122741 24 00 23 115661 23 00 22 109032 22 00 21 102824 21 00 20 97006 20 00 19 91553 19 00 18 86439 18 00 17 81641 17 00 16 77138 16 00 15 72911 15 00 14 68940 14 00 13 65209 13 00 12 61703 12 00 11 58405 11 00 10 55304 10 00 9 52385 9 00 8 49638 8 00 7 47050 7 00 6 44613 6 0...

Page 26: ...3 23 00 24 10450 24 00 25 10000 25 00 26 9572 26 00 27 9165 27 00 28 8777 28 00 29 8408 29 00 30 8056 30 00 31 7721 31 00 32 7402 32 00 33 7097 33 00 34 6807 34 00 35 6530 35 00 36 6266 36 00 37 6014 37 00 38 5774 38 00 39 5544 39 00 40 5325 40 00 41 5116 41 00 42 4916 42 00 43 4724 43 00 44 4542 44 00 45 4367 45 00 46 4200 46 00 47 4040 47 00 48 3887 48 00 49 3741 49 00 50 3601 50 00 51 3467 51 0...

Page 27: ...perature C 3 60 2487 60 00 61 2399 61 00 62 2315 62 00 63 2234 63 01 64 2157 64 00 65 2082 65 00 66 2011 66 00 67 1942 67 00 68 1876 68 00 69 1813 68 99 70 1752 69 99 71 1693 71 00 72 1637 71 99 73 1582 73 01 74 1530 74 00 75 1480 75 00 1Data from Measurement Specialties ...

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Page 30: ...t 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 Barcelona Spain Email info campbellsci es Website www campbellsci es Costa Rica Location San José Costa Rica Email info campbellsci cc Website www campbellsci cc UK Location Shepshed Loughborough UK Em...

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