User manual

Compliance Test System 3.0 User Manual
16.2.1 Calibration and Configuration Data
The following calibration and configuration data is available to the user. If the correct password
has been entered, this information can be updated. If not, it can only be viewed. Any changes will
be logged and time stamped so an audit trail is available.
Field Description
Main Displays information on the A/D card and base sampling frequency.
Calibration
information
Individual voltage and current channels have calibration coefficients, which
are calculated automatically when running the Calibration module. (See
section 0) Normally, there is no need to edit these values.
Maximum
Current Limits
The CTS system uses three current ranges for maximum resolution and
accuracy of current harmonics measurements. The range coefficients are
used to set the cross over points of these current ranges. These values
should not be change by the user.
150 Revision N California Instruments