SUPMEA SUP-2100H Series, Руководство пользователя

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Chapter 6 Communication Protocol
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6.3 The Protocol
The protocol is comprised of a set of basic commands that is a string in ASCII
format, ending with a carriage (CR) and line feed (LF). Commonly used commands
are listed in the following table.
Command Function Data Format
DQD(CR) Return flow rate per day
±
d.ddddddE
±
dd(CR) (LF)*
DQH(CR) Return flow rate per hour
±
d.ddddddE
±
dd(CR) (LF)
DQM(CR) Return flow rate per minute
±
d.ddddddE
±
dd(CR) (LF)
DQS(CR) Return flow rate per second
±
d.ddddddE
±
dd(CR) (LF)
DV(CR) Return flow velocity
±
d.ddddddE
±
dd(CR) (LF)
DI+(CR) Return POS totalizer
±
dddddddE
±
d(CR) (LF) **
DI-(CR) Return NEG totalizer
±
dddddddE
±
d(CR) (LF)
DIN(CR) Return NET totalizer
±
dddddddE
±
d(CR) (LF)
DID(CR) Return Identification Number ddddd (CR) (LF)
DL(CR) Return signal strength and
quality s=ddd,ddd O=dd (CR) (LF)
DT(CR) Return date and time yy-mm-dd hh:mm:ss(CR) (LF)
M@(CR)*** send a key value as if a key
is pressed
LCD(CR) Return the current window
display
Fodddd(CR
) Force the FO output with a
frequency in dddd Hz
ESN(CR) Return the ESN for the
instrument Dddddddd(CR)(LF)
RING(CR) Handshaking Request by a
M0DEM
OK(CR) Response from a MODEM No action
GA Command for GSM Please contact factory for detail