KEPCO KLP Series Developer's Guide, Rev 1 - Manual (Page 36)

3-14
KLP-DEV 031113
FIGURE 3-3. SETTING THE OUTPUT AND TAKING A MEASUREMENT EXAMPLE, WRITTEN IN VISUAL
BASIC (SHEET 1 OF 2)
'/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
' This program demonstrates how to set the output voltage and current
' measure the voltage
' using the IVI-COM driver.
'/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Option Explicit
Public driver As KepcoDCPwr
Public outputPtr As IKLPOutput
Public protectionPtr As IKLPProtection
Public measurementPtr As IKLPMeasurement
Private Sub cmdExit_Click()
Unload Me
End Sub
Private Sub cmdStart_Click()
Set driver = New KepcoDCPwr
On Error GoTo ErrorHandler
' initialize the driver - note ID device is true
driver.Initialize "GPIB0::6::INSTR", _
True, _
True, _
"Cache=true,InterchangeCheck=false,QueryInstrStatus=true,Simu-
late=false"
Dim result As Boolean
result = driver.Initialized
Set outputPtr = driver.Outputs.Item(driver.Outputs)
Set protectionPtr = driver.Protections.Item(driver.Protections)
Set measurementPtr = driver.Measurements.Item(driver.Measurements)
' set voltage level
outputPtr.VoltageLevel 75
' enable OV protection and set OV level
protectionPtr.ConfigureOVP 15
' set current level
outputPtr.CurrentLimit 10
' enable the output
outputPtr.Enabled = True
Delay 10
' Measure the voltage
Dim measVoltage As Double
measVoltage = measurementPtr.Measure(KepcoDCPwrMeasurementVoltage)