9
RS232 command
Function
Remarks
K(ASC 4BH)
Ask for model No.
Send 4 bytes
D(ASC 44H)
Ask for main display
Range, Data, Unit
Send 22 bytes
B(ASC 42H)
Ask for secondary display
Range, Data, Unit
Send 22 bytes
S(ASH 53H)
Ask Status
Send 13 bytes
H(ASC 48H)
Hold button
T(ASC 54H)
TIMER button
M(ASC 4DH) AVG/MAX/MIN button
N(ASC 4EH)
Exit AVG/MAX/MIN mode
R(ASC 52H)
REL button
C(ASC 43H)
•/•
button
A(ASC 41H)
Inquire all encoded data
Send encoded 8
byte
•
Command K:
Return 4 bytes. For example, when sends command
"K" to meter, it will return "3","0","2", ASCII(13) .
•
Command D:
Return data of main window.
Range:
•••••••
( unused )
Data:
±
9999.9,-OL,OL ( 7bytes include polarity and
decimal point), Unit: C,F(5bytes)
When the meter receive the D command, it will send :
Range
•
Data
•
Unit.
( where
•
represent space (ASC(20H) )
For example:
T1
••••••
-199.9
••
C
••••
