Campbell LI200RX, Instruction Manual

Page 1: ...INSTRUCTION MANUAL LI200RX Pyranometer 6 16 C o p y r i g h t 1 9 9 4 2 0 1 6 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: ...ng container Campbell Scientific s shipping 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 repai...

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: ...unt 7 7 2 1 Required Tools 7 7 2 2 Mounting Procedure 7 7 2 2 1 LI2003S Mounting 7 7 2 2 2 CM225 Solar Sensor Mounting Stand 8 7 2 2 3 015ARM 9 7 3 Wiring 10 7 4 Programming 11 7 4 1 Total Solar Radiation 12 8 Troubleshooting Maintenance and Calibration 12 8 1 Troubleshooting 12 8 2 Maintenance 13 8 3 Calibration 13 9 Acknowledgements 13 Appendices A Importing Short Cut Code Into CRBasic Editor A ...

Page 8: ...les 7 1 Datalogger Connections for Differential Measurements 11 7 2 Multipliers Required for Average Flux and Total Flux Density in Sl and English Units 12 B 1 Wiring for Example Programs B 1 CRBasic Examples B 1 CR1000 Program B 1 B 2 CR6 Program B 2 ...

Page 9: ...If damage to the cable is suspected consult with a Campbell Scientific application engineer Although the LI200RX is rugged it should be handled as a precision scientific instrument Keep the sensor clean The vertical edge of the diffuser must be kept clean to maintain appropriate cosine correction Clean the sensor only with water mild detergent or vinegar Alcohol organic solvents abrasives or stron...

Page 10: ...tion against the shipping documents to ensure the correct product and cable length are received 4 QuickStart Short Cut is an easy way to program your datalogger to measure the LI200RX and assign datalogger wiring terminals Short Cut is available as a download on www campbellsci com and the ResourceDVD It is included in installations of LoggerNet PC200W PC400 or RTDAQ The following procedure shows ...

Page 11: ...vailable Sensors and Devices list select the Sensors Solar Radiation folder Select LI200RX Pyranometer Click to move the selection to the Selected device window The flux density defaults to kW m 2 and the total flux defaults to MJ m 2 This can be changed by clicking the Flux Density or Total Flux box and selecting one of the other options ...

Page 12: ... the output of the sensor in the datalogger support software data display to make sure it is making reasonable measurements 5 Overview The LI200RX measures incoming solar radiation with a silicon photovoltaic detector mounted in cosine corrected head The detector outputs current a shunt resistor in the sensor cable converts the signal from current to voltage allowing the LI200RX to be measured dir...

Page 13: ...r J P G W Thurtell and C B Tanner 1967 An integrating pyranometer for climatological observer stations and mesoscale networks J Appl Meteor 6 688 694 6 Specifications Features Calibrated for the daylight spectrum 400 to 1100 nm Completion circuit in its cable standardizes calibration allowing complete sensors and cabling to be interchanged without altering multiplier and offset values Compatible w...

Page 14: ...on of 1 up to 3000 W m 2 Shunt Resistor Adjustable 40 2 to 90 2 Ω factory set to give the above sensitivity Light Spectrum Waveband 400 to 1100 nm 7 Installation If you are programming your datalogger with Short Cut skip Section 7 3 Wiring p 10 and Section 7 4 Programming p 11 Short Cut does this work for you See Section 4 QuickStart p 2 for a Short Cut tutorial 7 1 Siting The LI200RX should be mo...

Page 15: ...pliers Compass Step ladder 7 2 2 Mounting Procedure 7 2 2 1 LI2003S Mounting The LI200RX must be mounted to the LI2003S to attach the sensor to the CM225 Solar Sensor Mounting Stand or the 015ARM Mounting Arm To do this place the LI200RX in the center of the LI2003S base leveling fixture and secure the LI200RX to the LI2003S by tightening the small Phillips screws Bubble Level Holes for Mounting S...

Page 16: ...e the CM225 to the crossarm by tightening the U bolt nuts 3 Loosely mount the LI2003S and LI200RX on the CM225 Do not fully tighten the three mounting screws 4 Turn the leveling screws as required to bring the bubble of the bubble level within the ring 5 Tighten the mounting screws to secure the assembly in its final position Check that the pyranometer is still correctly leveled and adjust as nece...

Page 17: ... and to the instrument enclosure 7 Secure the cable to the crossarm and mast using cable ties 8 Remove the red cap after installing the sensor Save this cap for shipping or storing the sensor 7 2 2 3 015ARM 1 Secure the 015ARM to the mast by tightening the U bolt nuts U bolt Nuts 015ARM Cable Tie Cable ...

Page 18: ...ripod tower and to the instrument enclosure 6 Secure the cable to the mounting arm and mast using cable ties 7 Remove the red cap after installing the sensor Save this cap for shipping or storing the sensor 7 3 Wiring A schematic diagram of the LI200RX is shown in FIGURE 7 1 40 2 to 90 2 Ω RED BLACK WHITE CLEAR H L AG OR GND GND FIGURE 7 1 LI200RX schematic Connections to Campbell Scientific datal...

Page 19: ... Cut cannot edit programs after they are imported and edited in CRBasic Editor A Short Cut tutorial is available in Section 4 QuickStart p 2 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 for CRBasic dataloggers are provided in the following se...

Page 20: ...CRBasic dataloggers you can avoid this by using the IEEE4 or long data format 8 Troubleshooting Maintenance and Calibration All factory repairs and recalibrations require a returned material authorization RMA and completion of the Declaration of Hazardous Material and Decontamination form Refer to the Assistance page at the beginning of this document for more information 8 1 Troubleshooting Sympto...

Page 21: ...er element Exposure to alcohol or organic solvents harm the acrylic materials of the sensor which will adversely affect the cosine response of the sensor 8 3 Calibration Recalibrate the LI200RX every two years Send in the entire sensor not just the head for recalibration LI200RX pyranometers output a current that is proportional to the incoming solar radiation Each LI200RX has a unique calibration...

Page 22: ...LI200RX Pyranometer 14 ...

Page 23: ...ort Cut Make note of the file name used when saving the Short Cut program 2 Open CRBasic Editor 3 Click File Open Assuming the default paths were used when Short Cut was installed navigate to C CampbellSci SCWin folder The file of interest has the CR300 CR6 CR8 CR1 CR3 CR5 or CR9 extension Select the file and click Open 4 Immediately save the file in a folder different from C Campbellsci SCWin or ...

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Page 25: ...ound Clear Shield B 1 Example CR1000 Program CRBasic Example B 1 CR1000 Program CR1000 Declare Variables and Units Public SlrW Public SlrMJ Units SlrW W m Units SlrMJ MJ m Define Data Tables DataTable Table1 True 1 DataInterval 0 60 Min 10 Average 1 SlrW FP2 False EndTable DataTable Table2 True 1 DataInterval 0 1440 Min 10 Totalize 1 SlrMJ IEEE4 False EndTable Main Program BeginProg Scan 10 Sec 1 ...

Page 26: ...ble2 True 1 DataInterval 0 1440 Min 10 Minimum 1 BattV FP2 False False Totalize 1 SlrMJ IEEE4 False EndTable Main Program BeginProg Main Scan Scan 10 Sec 1 0 Default Datalogger Battery Voltage measurement BattV Battery BattV Default Wiring Panel Temperature measurement PTemp_C PanelTemp PTemp_C 60 LI200RX Pyranometer measurements SlrMJ and SlrW Measurement returns SlrW in millivolts VoltDiff SlrW ...

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