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52202 Electrically Heated Rain and 
Snow Gage 

1.  Introduction 

The 52202, manufactured by R. M. Young, is an electrically heated tipping 
bucket rain gage that measures rain, snow, and other frozen precipitation.  Its 
catchment area of 200 cm

2

 and measurement resolution of 0.1 mm meet the 

recommendations of the WMO.  This heated rain gage is compatible with all 
Campbell Scientific dataloggers, and it is used in environmental monitoring 
applications. 

This manual provides information only for CRBasic dataloggers. 
It is also compatible with most of our retired Edlog dataloggers. 
For Edlog datalogger support, see an older manual at 

www.campbellsci.com/old-manuals

  or contact a Campbell 

Scientific application engineer for assistance. 

2.  Cautionary Statements 

 

READ AND UNDERSTAND the 

Precautions

 section at the front of this 

manual.  

 

WARNING: Disconnect heater power before attempting to service or 
repair this equipment.  Failure to do so may result in personal injury or 
death due to electrocution. 

 

Debris filters, funnel, and bucket reservoirs should be kept clean.  

 

The 52202 is a precision instrument that must be handled with care.  

 

The black outer jacket of the cable is Santoprene

®

 rubber.  This compound 

was chosen for 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 
FMVSS302.  Local fire codes may preclude its use inside buildings. 

3.  Initial Inspection 

 

Upon receipt of the 52202, inspect the packaging and contents for damage.  
File damage claims with the shipping company. 

 

The model number and cable length are printed on a label at the 
connection end of the cable.  Check this information against the shipping 
documents to ensure the correct product and cable length are received.  

NOTE 

Summary of Contents for 52202

Page 1: ...INSTRUCTION MANUAL 52202 Electrically Heated Rain and Snow Gage Revision 4 15 C o p y r i g h t 2 0 1 0 2 0 1 5 C a m p b e l l S c i e n t i f i c I n c...

Page 2: ......

Page 3: ...ucts 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...

Page 4: ...g 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 Clea...

Page 5: ...ore 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...

Page 6: ......

Page 7: ...tions 5 7 Installation 5 7 1 Siting 6 7 2 Mounting 6 7 3 Wiring 8 7 3 1 Heater Wiring 8 7 3 2 Wiring to the Datalogger 8 7 4 Datalogger Programming 9 8 Troubleshooting and Maintenance 9 8 1 Maintenanc...

Page 8: ...le of Contents Figures 7 1 52202 Precipitation Gage 6 7 2 The CM220 mounted to a crossarm 7 7 3 The CM216 atop a stainless steel tripod 7 Tables 7 1 Wiring for Pulse Channel Input 8 7 2 Multipliers 9...

Page 9: ...his manual WARNING Disconnect heater power before attempting to service or repair this equipment Failure to do so may result in personal injury or death due to electrocution Debris filters funnel and...

Page 10: ...ng Short Cut to program the 52202 1 Install Short Cut by clicking on the install file icon Get the install file from either www campbellsci com the ResourceDVD or find it in installations of LoggerNet...

Page 11: ...OK for most applications Click Next 5 Under the Available Sensors and Devices list select the Sensors Meteorological Precipitation folder Select 52202 Rain Gauge Click to move the selection to the Sel...

Page 12: ...iagram in step 6 check the output of the sensor in the datalogger support software data display to make sure it is making reasonable measurements 5 Overview The 52202 funnels precipitation into a buck...

Page 13: ...r 16 cm 6 3 in Catchment Area 31 in2 200 cm2 Temperature Range 20 to 50 C heated Humidity Range 0 to 100 Power 18 W 24 Vac Contact Rating 24 Vac dc 400 mA maximum Heater Thermostat Set Point 10 C 3 C...

Page 14: ...laced away from objects that obstruct the wind The distance should be two to four times the height of the obstruction 7 2 Mounting The 52202 precipitation gage uses a clamp to fasten onto the 3659 12...

Page 15: ...vely the 3659 pipe can be attached to the top of our stainless steel tripods via the CM216 Sensor Mounting Kit The CM216 extends 4 inches above the mast of a stainless steel CM110 CM115 or CM120 tripo...

Page 16: ...with the 52202 by following the instructions supplied with the plug This gage requires an adequately grounded reliable source of 24 Vac power 7 3 2 Wiring to the Datalogger When Short Cut software is...

Page 17: ...gram follow the procedure in Appendix A Importing Short Cut Code Into a Program Editor p A 1 Programming basics for CRBasic dataloggers are provided in the following sections Complete program examples...

Page 18: ...ter connected to the rain gage terminals 2 If the count shows an error of more than 2 adjust the calibrating screws to correct the error Raise the screws if the count is low lower the screws if the co...

Page 19: ...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 CampbellS...

Page 20: ...Appendix A Importing Short Cut Code Into a Program Editor mark begins each line This character instructs the datalogger compiler to ignore the line when compiling the datalogger code A 2...

Page 21: ...mming is similar to the CR1000 except it has an additional parameter in the PulseCount instruction to specify the pulse module s slot B 1 1 CR1000 Program CR1000 RM_Young Tipping Blk P1 Wht ground Cab...

Page 22: ...C power supply Declare Variables and Units Public Rain_mm Units Rain_mm mm Define Data Tables DataTable Rain True 1 DataInterval 0 60 Min Totalize 1 Rain_mm 0 EndTable Main Program BeginProg Scan 1 Se...

Page 23: ...in_mm FP2 False EndTable DataTable Table2 True 1 DataInterval 0 1440 Min 10 Minimum 1 BattV FP2 False False EndTable Main Program BeginProg Main Scan Scan 5 Sec 1 0 Default Datalogger Battery Voltage...

Page 24: ...ts Units RM_Young inch DataTable OneMin True 1 DataInterval 0 1 Min 10 Totalize 1 RM_Young FP2 False EndTable Define Data Tables DataTable OneDay True 1 DataInterval 0 1440 Min 10 Minimum 1 BattV FP2...

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Page 26: ...m br Campbell Scientific Canada Corp CSC 14532 131 Avenue NW Edmonton AB T5L 4X4 CANADA www campbellsci ca dataloggers campbellsci ca Campbell Scientific Centro Caribe S A CSCC 300 N Cementerio Edific...

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