RTD2K_SetEngUnit

 

This function code is used to set the engineering unit for a specific RTD channel.

 

C/C++

int RTD2K_SetEngUnit ( int hConnection,

BYTE bytChannel,

WORD wEngUnit);

 

Visual Basic

Declare Function RTD2K_SetEngUnit Lib "MXIO.dll" (ByVal hConnection As Long, ByVal bytChannel As Byte, ByVal iEngUnit As integer) As Long

 

Arguments:

hConnection

The handle for an I/O device connection.

bytChannel

The specific channel to be set.

wEngUnit

A pointer that stores the specific RTD channel's engineering unit. The values for normal channels are:

0=Celsius

1=Fahrenheit

2=Ohm

Others_return Illegal Data Value

 

The values for virtual channels are:

0=Celsius

1=Fahrenheit

Others_return Illegal Data Value

 

Return Value:

Succeed

MXIO_OK

Fail

Refer to Return Codes.