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Power Analyzer User Manual
© Voltech 2010
Page 17
2.9.
D
ATA
L
OGGING
An Enhanced Comms version of the can be enabled to log data to a USB
flash drive. The unit will log all selected measurements into a comma separated
value (CSV) formatted file that is stored on the connected USB flash drive. Results
will be logged once per second.
Prior to enabling data logging, insert a USB flash drive into the USB host port on the
rear of the .
Data logging is not available on Basic Comms versions of the .
Warning: If the USB flash drive is removed while data logging is enabled, data
corruption will occur.
Logging Data:
To start data logging press the 8/STU key on the keypad. Data logging will
be indicating by the text indicating the current mode flashing every second. To stop
data logging press the 8/STU key on the keypad.
Data Storage and Format:
The data will be logged in a directory created by the on the USB flash
drive. The directory structure created will contain the last five digits of the serial
number of the used and the date at the start of data logging. The file name
will reflect the time at the start of data logging in 24hr format and will have a .CSV
extension.
For example, if a with the serial number 100008200001 begins data
logging on 29 February 2008 at 2:18:56PM, the directory tree will be as shown below.
Root Dir\\00001\20080229\14-18-56.csv
The first portion of the file will contain a header identifying the instrument used by
serial number and the time data logging began. The second portion of the file will
contain column headers for every measurement currently selected. Subsequent lines
will contain an indexed set of the measurements currently selected, in the order
displayed on the screen. The basic format of the data is shown below.
Time and date will be in 24hr and year, month, day (YYYYMMDD) format
respectively.
