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Model 107 Temperature Probe 

11 

necessary unless the accuracy needed in the sensor data requires correction 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. 

EPA installation standard: 

Quality Assurance Handbook for Air Pollution 

Measurement Systems – Volume IV: Meteorological Measurements Version 2.0

 

WMO standard: 

WMO No. 8, Seventh edition, 6 Aug 2008 Guide to 

Meteorological Instruments and Methods of Observation

 

 

 

 

 

Summary of Contents for 107

Page 1: ...INSTRUCTION MANUAL Model 107 Temperature Probe Revision 2 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 4: ...ner Campbell Scientific s shipping address is CAMPBELL SCIENTIFIC CANADA CORP RMA _____ 14532 131 Avenue NW Edmonton Alberta T5L 4X4 Canada For all returns the client 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 web site at www campbellsci ca repair A completed form must be either emailed t...

Page 5: ...e 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 killed or sustain serious bodily injury i...

Page 6: ...z ounce 28 35 g 1 lb pound weight 0 454 kg Pressure 1 psi lb in2 68 95 mb Volume 1 US gallon 3 785 litres In addition part ordering numbers may vary For example the CABLE5CBL is a CSI part number and known as a FIN5COND at Campbell Scientific Canada CSC CSC Technical Support will be pleased to assist with any questions About sensor wiring Please note that certain sensor configurations may require ...

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Page 8: ... 2 1 Therm107 Instruction 6 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 10 10 Attributions and Ref...

Page 9: ...06 Radiation Shield on a CM200 Series Crossarm right 7 8 1 107 thermistor probe schematic 8 Tables 7 1 Wire Color Function and Datalogger Connection 5 C 1 107 Thermistor Resistance and Temperature C 1 CRBasic Examples B 1 107 Program Example for CR300 Series CR800 Series CR1000 CR1000X Series CR3000 and CR5000 Dataloggers B 1 B 2 107 Program Example for CR6 Series Dataloggers B 2 ...

Page 10: ...Inspection 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 item...

Page 11: ... the 107 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 then finish the remaining Short Cut steps to complete the program ...

Page 12: ...sor 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 107 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 housing...

Page 13: ...y1 Worst case 0 4 C 24 to 48 C 0 9 C 35 to 50 C Interchangeability Error 0 10 C 0 to 50 C 0 20 C at 10 C 0 30 C at 20 C 0 40 C at 30 C 0 50 C at 40 C Steinhart Hart Equation Error 0 01 C 35 to 50 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 Compliance View the EU Declaration of Conformity at www campbellsci com 107 1 Overall probe ...

Page 14: ...mming code If your data acquisition requirements are simple you can probably create and maintain a datalogger 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 CRBas...

Page 15: ...be covered by short grass or the natural earth surface where grass does not grow Probes should be located at a distance of at least four times the height 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 Referen...

Page 16: ...adiation Shield on a CM200 Series Crossarm FIGURE 7 2 107 and 41303 5A Radiation Shield on a tripod mast left 107 and RAD06 Radiation Shield on a CM200 Series Crossarm right The 107 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 17: ...rizontal 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 of the above ground cable on the temperatu...

Page 18: ...y 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 example Therm107 T107_C 1 U1 U10 0 60 1 0 0 0 CR800 series and CR3000 dataloggers...

Page 19: ...d possible moisture intrusion Symptom Unstable temperature is reported Probably a result of electromagnetic interference Try using the 50 Hz or 60 Hz options for the Fnotch parameter and or increasing the settling time as described in Section 8 3 Electrically Noisy Environments p 9 and Section 8 4 Long Cable Lengths p 9 Ensure the clear wire is connected to datalogger ground and the datalogger is ...

Page 20: ...n 6 Specifications p 4 10 Attributions and References Santoprene is a registered trademark of Exxon Mobile Corporation EPA installation standard Quality Assurance Handbook for Air Pollution Measurement Systems Volume IV Meteorological Measurements Version 2 0 WMO standard WMO No 8 Seventh edition 6 Aug 2008 Guide to Meteorological Instruments and Methods of Observation ...

Page 21: ...Model 107 Temperature Probe 12 ...

Page 22: ...tart 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 time it is used 2 T...

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Page 24: ...emperature every 60 minutes Wiring Diagram 107 Probe Lead Datalogger 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 variables for the temperature measurement Public T107_C Define a data table for 60 minute averages DataTable Hourly True 1 DataInterval 0 60 Min 0 Average ...

Page 25: ...obe Lead CR6 Color Function Terminal Black Voltage excitation input U10 Red Analog voltage output U1 Purple Bridge resistor ground Ground Symbol Clear Shield Ground Symbol Declare the variables for the temperature measurement Public T107_C Define a data table for 60 minute averages DataTable Hourly True 1 DataInterval 0 60 Min 0 Average 1 T107_C IEEE4 0 EndTable BeginProg Scan 1 Sec 1 0 Measure th...

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Page 27: ...22 00 23 109850 23 00 24 104795 24 00 25 100000 25 00 26 95449 26 00 27 91129 27 00 28 87027 28 00 29 83131 29 00 30 79430 30 00 31 75913 31 00 32 72569 32 00 33 69390 33 00 34 66367 34 00 35 63491 35 00 36 60755 36 00 37 58150 37 00 38 55670 38 00 39 53309 39 00 40 51060 40 00 41 48917 41 00 42 46875 42 00 43 44929 43 00 44 43073 44 00 45 41303 45 00 46 39615 46 00 47 38005 47 00 48 36467 48 00 4...

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Page 29: ...Rua Apinagés nbr 2018 Perdizes CEP 01258 00 São Paulo SP BRASIL www campbellsci com br vendas campbellsci com br Campbell Scientific Canada Corp 14532 131 Avenue NW Edmonton AB T5L 4X4 CANADA www campbellsci ca dataloggers campbellsci ca Campbell Scientific Centro Caribe S A 300 N Cementerio Edificio Breller Santo Domingo Heredia 40305 COSTA RICA www campbellsci cc info campbellsci cc Campbell Sci...

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