55
Signametrics
while( ! DMMReadMeasurement(0 , Reading[i]) );
DMMCalibrate
SMX2040
;
SM
2
n
"sm204032.h"
int
DMMCalibrate
(
int nDmm
)
Remarks
his function re-calibrates the DMM, and returns it to the current operating mode.
Parameter
X2042
;
SMX 044
;
Descriptio
Internally calibrates the DMM.
#include
T
Type/Description
nDmm
int
Identifies the DMM. DMMs are numbered starting with zero.
Return Value
owing constants.
The return value is one of the foll
Value Meaning
DMM_OKAY
Negativ
r
Example
status = DMMCalibrate(0); /* a quick internal cal.*/
Comments
d is the same as the
S-Cal
command in the
VB Control Panel. It is not related to the external calibration represented in the
L
CleanRe
;
SMX2042
;
SMX2044
;
Des
an specified relay.
#include "sm204032.h"
int
DMMCleanRelay(int
nDmm, int iRelay, int iCycles)
Remarks
This function cleans
iRelay
by vibrating the contact
iCycles
. This function is useful for
its from the relay contacts. DC Current measurements
are particularly sensitive to K2 contact resistance and therefore should be cleaned
Parameter
DMM is OK.
e Value
Erro
This performs an internal DMM calibration an
SM40CA .DAT
file.
DMM
lay
SMX2040
cription
Cle
removing oxides and other depos
periodically. It is also useful for making sound in computer without a speaker.
Type/Description
iRelay
int
The relay to clean. 1 for K2, 2 for K2 and 3 for K3.
iCycles
int
The numer of times the relay contac is shken. 1 to 1000.
nDmm
int
Identifies the DMM. DMMs are numbered starting with zero.
Return Value
Integer error code..
Value Meaning
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
