Campbell CS475, Инструкция по эксплуатации

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Appendix C. SDI-12 Commands/ Changing Settings
C-2
Start Concurrent Measurement
and Request CRC
aCC!
Additional Concurrent
Measurements
aC1!...aC9!
Additional Concurrent
Measurements and Request CRC
aCC1!...aCC9!
Start False Echo Learn n.nnn!
n = distance necessary to clear the
obstruction
Set Power n Operation Mode
n!
n = 2 (auto), 1 (on), or 0 (off)
Get Power Operation Mode 1 aXGPOM!
2 = auto; 1=on; 0=off
Set Water Conditions 1 aXSWC+n!
n = 0 (custom), 1 (smooth) 2 (medium),
or 3 (rough)
Where n is the new water condition.
Get Water Conditions 1 aXGWC!
n = 0 (custom), 1 (smooth) 2 (medium), or
3 (rough)
Set Water Stage 1 aXSS+n.nnn!
n = floating point number that is the initial
stage or level of the water surface above
the reference.
Where n is the new water stage.
Get Unit 1 aXGU!
0 = meters; 1=feet
Set Unit aXSU+n!
n = 0 (meters) or 1 (feet)
Where n is the new unit of measurement.
1 Must follow each Get or Set command with the aD0! command to retrieve the results .
C.1 SDI-12 Command Descriptions
C.1.1 Query/Set the Address
Valid addresses are 0 to 9; A through Z; and a through z. The factory default
address is set to 0. The address can be verified by sending the sensor the
Address Query command (see TABLE C-2 ).
TABLE C-2. SDI-12 Command for Querying the Address
Initial Command Response
?! a<cr><If>
Where a is the current address of the sensor.