Campbell-scientific 109-L Temperature Probe Manual de usuario descargar pdf (Pagina 23)

Appendix B. Example Programs

The following example can be used directly with CR200(X) series dataloggers.

'Program measures one 109 temperature probe once a second and

'stores the average temperature every 60 minutes.

'Wiring Diagram

'==============

' 109

' Probe

' Lead CR200(X)

' Color Function Terminal

' ----- -------- ------

' Black Voltage-excitation input VX1/EX1

' Red Analog-voltage output SE1

' Purple Bridge-resistor ground Ground Symbol

' Clear Shield Ground Symbol

‘Declare the variable for the temperature measurement

Public T109_C

‘Define a data table for 60 minute averages

DataTable(Table1,True,-1)

DataInterval(0,60,min)

Average(1,T109_C,False)

EndTable

BeginProg

Scan(1,sec)

'Measure the temperature

Therm109(T109_C,1,1,Ex1,1.0,0)

'Call Data Table

CallTable Table1

NextScan

EndProg

This following example can be used directly with CR800 series, CR1000,

CR3000, and CR5000 dataloggers.

'Program measures one 109 temperature probe once a second and

'stores the average temperature every 60 minutes.

'Wiring Diagram

'==============

' 109

' Probe

' Lead CR1000

' Color Function Terminal

' ----- -------- ------

' Black Voltage-excitation input VX1 or EX1

' Red Analog-voltage output SE1

' Purple Bridge-resistor ground Ground Symbol

' Clear Shield Ground Symbol

'Declare the variables for the temperature measurement

Public T109_C

'Define a data table for 60 minute averages:

DataTable(Table1,True,-1)

DataInterval(0,60,Min,0)

Average(1,T109_C,IEEE4,0)

EndTable

B-1

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