This object specifies a configurable availability threshold to be
used in evaluating the availability/unavailability status of an
availability indicator per MEF 10.2.1. The availability threshold range
of 0.00 (0) through 1.00 (100000) is supported. This parameter is
equivalent to the Availability parameter of 'C' as specified by
MEF 10.2.1.
Units are in milli-percent, where 1 indicates 0.001 percent.
This object can only be written at row creation time and cannot be
modified once it has been created.