Yokogawa PC-Based MX100 - Manual (Page 1113)

24-22
IM MX190-01E
setChUnitDA100
Syntax
int setChUnitDA100(DAQDA100 daqda100, int chType, int chNo,
const char * strUnit);
Declaration
Visual Basic
Public Declare Function setChUnitDA100 Lib "DAQDA100"(ByVal
daqda100 As Long, ByVal chType As Long, ByVal chNo As Long,
ByVal strUnit As String) As Long
Visual Basic.NET
Public Declare Ansi Function setChUnitDA100 Lib
"DAQDA100"(ByVal daqda100 As Integer, ByVal chType As Integer,
ByVal chNo As Integer, ByVal strUnit As String) As Integer
C#
[DllImport("DAQDA100.dll" CharSet=CharSet.Auto,
EntryPoint="setChUnitDA100")]
public static extern int setChUnitDA100(int daqda100, int
chType, int chNo, byte[] strUnit);
Parameters
daqda100 Specify the device descriptor.
chType Specify the channel type.
chNo Specify the channel number.
strUnit Specify the unit name.
Description
Sets the specified unit name on the specified channel (specified under channel type
and channel number).
• If the channel type is set to the constant for “Specify all measurement channel
types,”all subunits are processed.
• If the channel number is set to the constant for “Specify all channel numbers,”all
channels within the channel type are processed.
• Updates the stored channel information data after the setting.
• This function executes the SN command of the DARWIN communication function.
• The specified string is, in general, an ASCII string.
Return value
Returns an error number.
Error:
Not descriptor
No device descriptor.
Reference
CDAQDA100::setChUnit
24.1 Details of Functions - DARWIN (VC/VB/VB.NET/C#) - Status Transition Functions