Yokogawa PC-Based MX100 User Manual

Page 827

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17-93

IM MX190-01E

Functions for the MX100 (Extended API) - Visual C/Visual Basic/Visual Basic.NET/C# -

17

alarmDoubleHisterisysMX100

Syntax

double alarmDoubleHisterisysMX100(DAQMX100 daqmx100, int chNo,
int levelNo);

Declaration

Visual Basic
Public Declare Function alarmDoubleHisterisysMX100 Lib
"DAQMX100"(ByVal daqmx100 As Long, ByVal chNo As Long, ByVal
levelNo As Long) As Double
Visual Basic.NET
Public Declare Ansi Function alarmDoubleHisterisysMX100 Lib
"DAQMX100"(ByVal daqmx100 As Integer, ByVal chNo As Integer,
ByVal levelNo As Integer) As Double
C#
[DllImport("DAQMX100.dll" CharSet=CharSet.Auto,
EntryPoint="alarmDoubleHisterisysMX100")]
public static extern double alarmDoubleHisterisysMX100(int
daqmx100, int chNo, int levelNo);

Parameters

daqmx100

Specify the device descriptor.

chNo

Specify the channel number.

levelNo

Specify the alarm level.

Description

Gets the specified channel number and alarm level hysteresis from the stored

current channel setting data.
• The return value is a floating point number including the decimal point position.

• Returns 0.0 if it does not exist.

Return value

Returns the hysteresis.

Reference

CDAQMX100::getClassMXItemConfig
CDAQMXItemConfig::getDoubleHisterisys

17.2 Details of Function - MX00 (Visual C/Visual Basic/Visual Basic.NET/C#) - Retrieval Functions

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