AccumulationKind
Type: enum (of string)
Kind of accumulation behaviour for read / measured values from individual end points.
Must be one of:
"instantaneous"
"boundedQuantity"
"bulkQuantity"
"indicating"
"latchingQuantity"
"none"
"cumulative"
"timeDelay"
"continuousCumulative"
"summation"
"deltaData"