Campbell Scientific 380, 385, 380M, 385M Met One Rain Gages - Manual (Page 16)

Met One Rain Gage Models 380 and 385
‘Main Program
BeginProg
Scan(10,Sec,1,0)
‘Default Datalogger Battery Voltage measurement Batt_Volt:
Battery(Batt_Volt)
‘MetOne 380/385 Rain Gauge measurement Rain_in:
PulseCount(Rain_in,1,1,2,0,0.01,0)
‘Call Data Tables and Store Data
CallTable(Table1)
CallTable(Table2)
NextScan
EndProg
5.2 Control Port Programming
The following examples measure a 380 and 385 rain gage using a control port
on a datalogger. Wire the sensor as shown in Table 4-2.
5.2.1 CR1000 Programming
'CR1000
'Declare Public Variables and Units
Public Rain_in
Units Rain_in=inch
DataTable (Rain,True,-1)
DataInterval
(0,60,Min,0)
Totalize (1,Rain_in,FP2,0)
EndTable
'Main Program
BeginProg
Scan
(1,Sec,1,0)
PulseCount (Rain_in,1,18,2,0,.01,0) ; Black wire connect to C8
CallTable (Rain)
NextScan
EndProg
5.2.2 CR200 Series Programming
'CR200
'A 20 kOhm pull up resistor is required to read a switch closure on C1 or C2
'as a Pulse Counter. The 20 kOhm resistor uses the battery voltage.
'Declare Public Variables and Units
Public Rain_in
Units Rain_in=inch
12