1 example cr1000 program using voltdiff, Example cr1000 program using voltdiff, 2. wiring for example 1 – Campbell Scientific CS511 Dissolved Oxygen Probe User Manual
Page 18
CS511-L Dissolved Oxygen Probe
7.2.1.1 Example CR1000 Program Using VoltDiff
This example is a CR1000 program but programming for the CR800, CR850,
CR3000, and CR5000 is similar. TABLE 7-2 shows the wiring for the
example.
TABLE 7-2. Wiring for CR1000 Example
CR1000 Connection
Sensor Wire
1H White
1L Black
Ground Clear
'CR1000
'Declare Variables and Units
Public Batt_Volt
Public DOmV
Public DOppm
Units Batt_Volt=Volts
Units DOmV=mV
Units DOppm=ppm
'Define Data Tables
DataTable(Table1,True,-1)
DataInterval(0,60,Min,10)
Sample(1,DOmV,FP2)
Sample(1,DOppm,FP2)
Sample(1,Batt_Volt,FP2)
EndTable
DataTable(Table2,True,-1)
DataInterval(0,1440,Min,10)
Minimum(1,Batt_Volt,FP2,False,False)
EndTable
'Main Program
BeginProg
Scan(5,Sec,1,0)
'Default Datalogger Battery Voltage measurement Batt_Volt:
Battery(Batt_Volt)
'CS511 Dissolved Oxygen Probe measurements DOmV and DOppm:
VoltDiff(DOmV,1,mV250,1,True,0,_60Hz,1,0)
DOppm=DOmV*0.34
'Call Data Tables and Store Data
CallTable(Table1)
CallTable(Table2)
NextScan
EndProg
12
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