Appendix e: logged data format – ADS Environmental Services Spider QR 775010 A0 User Manual

Page 98

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ADS Environmental Services ADS Spider User Manual


Page 96

Appendix E: Logged Data Format



The Spider logs data internally in an efficient binary format.

The internal binary format is converted into a standard

CSV

(Comma Separated Values) file before each download. A CSV file is
readable by most spreadsheet and database programs. This
appendix provides information about the structure of the

CSV

file.


Each record in the file consists of four fields:

1. record date (e.g., 11/29/07)
2. record time (e.g., 12:34:15)
3. record numeric identifier
4. record text description or, in the case of analog and counter

inputs, the value of the input


The following table lists all possible values for the numeric identifier
and the text fields:

Numeric

Identifier

Range

Text

Comment

32768

32768

New File

New log file created

32769

32769

NORML ST

Normal program
start

32770

32770

PHONE ST

Phone program
start

32771

32771

MODM ON

Modem came on-
line

32772

32772

MODM OFF

Modem went off-line

32773

32773

RING DTC

Incoming ring
detected

0 + IN#

0

10

Numeric value

of analog /

system input

Analog / system
input log record

20 + IN#

20 - 27

Numeric value

of counter

input

Counter input log
record

50 + 2*IN# +

50

65

STx=y

Digital input change

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