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Operation
The time series data that follows each header block is in the following order and the description of the fields are in the
table below.
#LAYOUT(timestamp,value,primary_status)
Column alias
Description
timestamp
Primary time stamp column format yyyymmdd[hhmmss].
value
Primary numeric value column floating-point numerical with decimal part, number of decimal places
is arbitrary. Decimal separator is a dot [.], scientific notation is allowed. If the value is equal to the
value for RINVAL key word, then this data record must be treated as missing.
primary_st
atus
Primary status column decimal Integer values from is always zero 0.
Table 20 – SSI terminal definition
Note
:
§
Each line is terminated with CRLF (0x0D 0x0A).
§
The time series fields are separated by the space character (0x20).
4.7
Logging Auxiliary sensor information
In addition of the main parameter being measured and recorded auxiliary information can be recorded without using an
extra virtual sensor. These apply to period average sampling methods and the names of the different type of information
are as follows:
§
Minimum
§
Maximum
§
Standard Deviation
§
Calculated flow rate or total
§
Check count
Any combination of the above can be enabled on a per sensor basis (see section
).
§
§
§
§
§
4.7.1
Minimum
The minimum is measured for each logging period for the given sensor. For example, if water level is being logged every
15 minutes then minimum will be recorded once between each of the following inter 00:00:01 to 00:15:00, 00:15:01 to
00:30:00, 00:30:01 to 00:30:00 … 23:30:01 to 23:45:00, 23:45:01 to 00:00:00.
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