In-Situ TROLL 9500 Operators Manual User Manual
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TROLL 9500 Operator’s Manual
0095110 rev. 007 01/09
SDI-12 V 1.3 COMMAND SET
NAME
COMMAND
RESPONSE & COMMENTS
!DDRESS
A#2,&
4HE
!CKNOWLEDGE
A
A#2,&
#HANGE
A!B
B#2,&
Software changeable addresses and the Change Address command are
supported
3END
A)
). 3)45
3TART
A6
#2,&
One result is available immediately for reading by the Send Data command
3END
A$
3TART
A-
N#2,&
Start Measurement with CRC
aMC!
n parameters will be available for reading by the Send Data command within
3END
A$
AVALUES#2,&
!DDITIONAL
A-
ATTTN#2,&
!DDITIONAL
A-#
ATTTN#2,&
3END
A$
AVALUES#2,&
3TART
A#
ATTTNN#2,&
3TART
A##
ATTTNN#2,&
3END
A$
AVALUES#2,&
!DDITIONAL
A#
ATTTNN#2,&
!DDITIONAL
ATTTNN#2,&
Extended Commands
)3#/
A802
A)X)X)X)X#2,&
where each Ix is a character pair identifying the parameter and units for each
measurement. The number of Ix pairs equals the number of data values
returned for the Start Measurement and Start Concurrent commands, limited
to 19 per command. If the expected number of “Ix” pairs is not returned in
response to the “aXPR0!” command, additional “aXPRx!” commands will be
issued until all pairs are received
#OMMAND
#2,&
ttt Time (seconds) until measurement is ready
n, nn
Number of measurement values
SECTION 19: SDI-12 OPERATION