107
Signametrics
Value Meaning
OKAY
Operation successfully completed.
e Value
Error code
DMMSetFunction(0, RTD);
// RTD measurement function
DMM_
Negativ
Example
DMMSetRange(0, 1 _pt385); // Select RTD
SetRTD(0
00.0); // Set Ro = 1k Ohms
DMMSet
oreParam
SMX2040
;
SMX2042
;
SMX2044
emperature sensor equation parameters.
#include "sm204032.h"
int
DMMSetSensorParams(int
nDmm, double lda, double ldm, double ldb)
Remarks
d junction temperature sensor’s equation parameters. Where the temperature of
u
(Vcjs -
lda
) /
ldm
+
ldb
, where Vcjs is the cold junction
DMMReadCJTemp().
DMM
, RTD_4_W, 10
Sens
s
;
Description
Set the cold junction t
Set the col
the cold j nction equals to
sensor output. This function is used to calculate the cold junction temperature by
converting the sensor voltage to temperature. For more information read about
Parameter Type/Description
entifies the DMM. DMMs are numbered starting with zero.
lda
ldm
’ parameter.
Value
nDmm
int
Id
double
the ‘a’ parameter.
double
the ‘m
ldb
double
the ‘b’ parameter.
Return Value
Integer error code.
Meaning
OKAY
Operation successfully completed.
DMM_
lue
Error
Example
DMMSetSensorParams(0, 0.558, -0.002, 22.0);// set parameters
DMMSetSourceMode
SMX2040
SMX2042
SMX2044
Description
Set the DCV and ACV sources to ClosedLoop, or OpenLoop mode.
#include "sm204032.h"
#include "User
int
DMMSetSourceMode(int
nDmm, int iMode)
Negative Va
code
;
DMM.h"
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
