Campbell AVW1 Especificaciones Pagina 43

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AM16/32B Relay Analog Multiplexer
9:TC #8 27:SOIL M#10
10:TC #9 28:SOIL M#11
11:TC #10 29:SOIL M#12
12:TC #11 30:SOIL M#13
13:TC #12 31:SOIL M#14
14:TC #13 32:SOIL M#15
15:TC #14 33:SOIL M#16
16:TC #15 34:_________
17:TC #16 35:_________
18:SOIL M #1 36:_________
CR1000 Example Program – Thermocouple and Soil Block
Measurement
'CR1000 Series Datalogger
'Declare Public Variables
Public PTemp, batt_volt, TCTemp(16), Soil(16)
Dim I 'Counter for setting Array element
'Define Data Tables
DataTable (Avg15Min,1,-1)
DataInterval (0,5,Min,10)
Minimum (1,batt_volt,FP2,0,False)
Average (1,PTemp,IEEE4,False)
Average (16,TCTemp(),IEEE4,False)
Average (16,Soil(),IEEE4,False)
EndTable
'Main Program
BeginProg
Scan (1,Sec,0,0)
PanelTemp (PTemp,250)
Battery (Batt_volt)
'Activate Multiplexer Index
PortSet (1 ,1 )
I=0
'Begin Measurement Loop
SubScan (0,Sec,16)
'Clock Pulse and Delay
PortSet (2 ,1 ) 'Set port 2 high
Delay (0,20,mSec)
PortSet (2 ,0)
'Increment Index and Measure
I=I+1
TCDiff (TCTemp(I),1,mV2_5C,1,TypeT,PTemp,True ,0,250,1.0,0)
BrHalf (Soil(I),1,mV2500,3,Vx2,1,2500,True ,0,250,1.0,0)
'End Measurement Loop
NextSubScan
37
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