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In-Situ Aqua TROLL 400 Modbus and SDI-12 Reference Guide User Manual

Page 20

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Name

Command

Response

Set Conductivity
Cell Constant

aXCKpd.d!

aOK or
aERROR

pd.d = cell constant
p = polarity sign (+ or -)
d = digits (1 to 7)
. = decimal point (optional)

Read Conductivity
Cell Constant

aXCK!

apd.d
pd.d = cell constant

Set Pressure Units

aXPUnnn!

aOK or
aERROR

nnn = the pressure units ID
Three digits are required.

Read Pressure Units

aXPU!

annn
nnn = pressure units ID

Set Level Units

aXLUnnn!

aOK or
aERROR

nnn = the level units ID
Three digits are required.

Read Level Units

aXLU!

annn
nnn = level units ID

Set Level Mode

aXLMnnn!

aOK or
aERROR

nnn = the level mode
Three digits are required.

Read Level Mode

aXLM!

annn
nnn = level mode

Set Specific Gravity

aXLGpd.d!

aOK or
aERROR

pd.d = specific gravity
p = polarity sign (+ or -)
d = digits (1 to 7)
. = decimal point (optional)

Read Specific Gravity

aXLG!

apd.d
pd.d = specific gravity

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