Campbell-scientific NR-LITE-L Kipp and Zonen Net Radiometer Uživatelský manuál stáhnout pdf (Strana 15)

NR-LITE Net Radiometer

5.3.2 CR1000 Example Program with Wind Speed Correction

Shown below is an example program written for the CR1000 datalogger.

Besides measuring the NR-LITE, the program also measures wind speed and

applies the correction factor as described in Section 1.4. Average net radiation

and wind speed are output every hour.

NR-LITE wiring for Example 2

Color

Function

Example CR1000 Program

Channels Used

White Radiation Signal 2H

Green Signal Reference 2L

Jumpered to

Clear Shield

'CR1000

'Declare Variables and Units

Dim WindCor_7

Public BattV

Public WS_ms

Public WindDir

Public NR_Wm2

Public CNR_Wm2

Units BattV=Volts

Units WS_ms=meters/second

Units WindDir=Degrees

Units NR_Wm2=W/m^2

Units CNR_Wm2=Watts/meter^2

'Define Data Tables

DataTable(Table1,True,-1)

DataInterval(0,60,Min,10)

Average(1,WS_ms,FP2,False)

Sample(1,WindDir,FP2)

Average(1,NR_Wm2,FP2,False)

Average(1,CNR_Wm2,FP2,False)

EndTable

DataTable(Table2,True,-1)

DataInterval(0,1440,Min,10)

Minimum(1,BattV,FP2,False,False)

EndTable

'Main Program

BeginProg

Scan(5,Sec,1,0)

'Default Datalogger Battery Voltage measurement BattV

Battery(BattV)

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 21 22

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