APC Battery Management System - Manual (Page 36)

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USER’S GUIDE
Battery Management System
29
Calibration menu
Select to calibrate either a String or a Unit.
String.
Select the string you wish to calibrate.
Unit.
Select the unit you wish to calibrate.
String X
Each string will be listed. Select the
string you wish to configure
Ohmic Correction
Set the overall Ohmic Correction
value.
Unit X (Web interface)
Each unit will be listed.
DC Voltage Zero
Set to zero with no string current.
DC Voltage Span
Set to 100, 200, 500, or 1000 A full
scale.
AC Ripple Zero
Set to zero with no string current.
Ohmic Correction
Set to match calibrated instrument.
Current Sensor Range
Set to 100, 200, 500, or 1000 A full
scale, based on current sensor
specifications.
DC Current Sensor Zero
Set to zero with no string current.
AC Current Sensor Zero
Set to zero with no string current.
Tier Ohmic Value
Enter milliohms of cables and
connectors within the string to match
calibrated instrument.