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17-59
IM MX190-01E
17
Functions for the MX100 (Extended API) - Visual C/Visual Basic/Visual Basic.NET/C# -
setDoubleAlarmValueMX100
Syntax
int setDoubleAlarmValueMX100(DAQMX100 daqmx100, int chNo, int
levelNo, int iAlarmType, double valueON, double valueOFF)
Declaration
Visual Basic
Public Declare Function setDoubleAlarmValueMX100 Lib
"DAQMX100"(ByVal daqmx100 As Long, ByVal chNo As Long, ByVal
levelNo As Long, ByVal iAlarmType As Long, ByVal valueON As
Double, ByVal valueOFF As Double) As Long
Visual Basic.NET
Public Declare Ansi Function setDoubleAlarmValueMX100 Lib
"DAQMX100"(ByVal daqmx100 As Integer, ByVal chNo As Integer,
ByVal levelNo As Integer, ByVal iAlarmType As Integer, ByVal
valueON As Double, ByVal valueOFF As Double) As Integer
C#
[DllImport("DAQMX100.dll" CharSet=CharSet.Auto,
EntryPoint="setDoubleAlarmValueMX100")]
public static extern int setDoubleAlarmValueMX100(int
daqmx100, int chNo, int levelNo, int iAlarmType, double
valueON, double valueOFF);
Parameters
daqmx100 Specify the device descriptor.
chNo Specify the channel number.
levelNo Specify the alarm level.
iAlarmType Specify the alarm type.
valueON Specify the threshold level (ON value) for alarm activation.
valueOFF Specify the threshold level (OFF value) for alarm termination.
Description
Sets the alarm to the alarm level of the specified channel.
• If the differences from the specified threshold value are excluded, it is the same
as the setAlarmValueMX100 function.
• The threshold value is specified with a floating point number including the decimal
point position.
Return value
Returns an error number.
Error:
Not descriptor No device descriptor.
Reference
CDAQMX100::setAlarm
17.1 Details of Function - MX00 (Visual C/Visual Basic/Visual Basic.NET/C#) - Status Transition Functions