3 calibration registers—level, Calibration registers—level – In-Situ Aqua TROLL 400 Modbus and SDI-12 Reference Guide User Manual
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Register
Size
(registers)
Mode & Access Level
(R/W)
Data
Type
Description
Level
1054
2
R1
float
Measured value, L
m
1056
1
R1/W2
ushort Parameter ID
3 = level, depth (default)
4 = level, top of casing
5 = level, elevation
1057
1
R1/W2
ushort Units ID
33 = millimeters
34 = centimeters
35 = meters
37 = inches
38 = feet (default)
1058
1
R1
ushort Data Quality ID
1059
2
R1/W3
float
Off line sentinel value (default = 0.0)
1061
1
R1
16 bits Available Units = 0x0037 (55)
6.3 Calibration Registers—Level
Values in the calibration registers determine how sensor parameters are calculated.
Register
Size
(registers)
Mode & Access Level
(R/W)
Data
Type
Description
1100
2
R1/W3
float
Specific Gravity (default = 1.0)
1102
2
R1/W3
float
Pressure Offset, P
O
(default = 0.0)
1104
2
R1/W3
float
Level Reference, L
R
(default = 0.0)
1106
2
R1/W3
float
Pressure Reference, P
R
(default = 0.0)
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