54Mathematical equation for dead zone processing:Mathematical equation for integrated processing (offset and dead zone)Table 7-10 Analog signal variablesVariable Meaning Rangeint ernalUInternal data correspondingto the external voltage-10 V – 10 V corresponds to-2048 – 2047 when no offset ordead zone voltage existstex ernalUExternal input voltage -10V – 10VshiftUOffset voltage 0 – 10 V corresponds tolog_Ana Offset0~8191deadUDead zone voltage 0 – 10 V corresponds tolog_Ana Dead0~8191The obtained analog signalint ernalU obtainsfilterU after passing through a first-order low-pass filter, and isapplied by the internal programs again.In the analog – speed mode, if the analog signalfilterU that passes through the filter is multiplied by a factor,this signal will be regarded as the internal target speeddemandV .Mathematical formula:Formula forrpmV conversion:Note: The resolution unit of an encoder is inc/r.7.2.4 Calculation Procedure for Analog – speed ModeTable 7-11 Calculation procedure for analog – speed modeProcedure Method FormulaStep 1 CalculatefilterU accordingto the offset voltage and dead204710 10filtershift deadUv v U U externaldeadexternaldeaddeadexternalernaldeadexternaldeadernalUUUUUUUUUUUintint 0shiftexternaldeadshiftexternaldeaddeadshiftexternalernaldeadshiftexternaldeadernalUUUUUUUUUUUUUUUintint 020472048* filterfilterdemand UUFactorV demandV
