Campbell Scientific CNR2 Radiometer - Manual (Page 13)

CNR2 Net Radiometer
Minimum(1,Net_Longwave, IEEE4,False,True)
Maximum(1,Net_Longwave, IEEE4,False,True)
Average(1,Net_Longwave, IEEE4,False)
Average(1,Net_Rad, IEEE4,False)
EndTable
'Main Program
BeginProg
Scan(1,Sec,1,0)
'CNR2 Net Radiation Measurements
VoltDiff(Net_Shortwave,1,mV25,1,True,200,250, CNR2_SW_CAL,0.0)
VoltDiff(Net_Longwave,1,mV25,2,True,0,250, CNR2_LW_CAL,0.0)
Net_Rad = Net_Shortwave+Net_Longwave
'Call Data Tables and Store Data
CallTable(Table1)
NextScan
EndProg
6.2.2 Example Program for CR10X Datalogger
;CNR2 Net Radiometer program for CR10X datalogger
;*** Wiring ***
; 1H Shortwave signal (white)
; 1L Shortwave signal reference (blue)
; 2H Longwave signal (brown)
; 2L Longwave signalreference- (black)
;gnd Shiled
(clear)
;
;*** Wiring ***
; 1H Shortwave signal (white)
; 1L Shortwave signal reference (blue)
;gnd
; 2H Longwave signal (brown)
; 2L Longwave signal reference (black)
;gnd Shield
(clear)
;
*Table 1 Program
01: 1.0000 Execution
Interval (seconds)
; Measure Net Shortwave Radiation
1: Volt (Diff) (P2)
1: 1
Reps
2: 23 25 mV 60 Hz Rejection Range
3: 1 DIFF Channel
4: 1 Loc [ Net_SW ]
5: 45.46 Multiplier
6: 0.0 Offset
9