—————— Instruction manual ——————
191
Refresh enc 2 Enablethemonitoringoftheencoder2(connectorXE2)connectionstatus,inorderto
detectaspeedfeedbacklossalarm.
Whenanalarmisdetect,thekeypadwillshown„Speedfbkloss“.Encoder 2 state
providestheindicationofencoder2connectionstatus.Theparametercanbeprogrammed
onadigitaloutput.ThisfunctionisactivatesettingEnable fbk contr=Enabled.
Encoder 1 state Providestheindicationoftheencoder1(connectorXE1)connectionstatus.Thepa-
rametercanbeprogrammedonadigitaloutput.
Encoder 2 state Providestheindicationoftheencoder2(connectorXE2)connectionstatus.Thepa-
rametercanbeprogrammedonadigitaloutput.
note! TheTacho scaleandSpeed offsetparametersareusedforanescalingofthespeedfeedback
circuit.Whenthefactorysetparametersareloaded(Load default)thesetwoparametersdo
notundergoanychange,sothatanewscalingisnotnecessary!
Following parameters allows to determine the machine absolute zero and perform a positioning control by us-
ing the APC300 option card:
Enable ind store Thisparameterenablesthereadingoftheencoderindexandqualifyingsignalthatcould
beusedinasystemforimplementationofpositioncontrol.
Enabled Thissettingenablesthereadingoftheencoderindex.
Disabled Thissettingdisablesthereadingoftheencoderindex
Ind store ctrl Controlregisterfortheencoderindexandqualifyingsignal(*).
Index storing Statusregisterandfunctiondata.
(*)IndexqualiersignalisnotsupportedbyregulationcardR-TPD3Grevisionf(productconguration“D1”)
andlower
Ind store ctrl parameter [92]
No. bit Name Description Access
(Read/Write)
Default
0-1 -
Notused - -
2 POLNLT
Itindicatestheencoderindexedgepolarity:
0=risingedge
1=fallingedgec
R/W 0
3 -
Notused - -
4-5 ENNQUAL
Itindicatesthequalierlevelthatactivatestheencoderindexreading:
0=Switchedoff
1=Switchedoff
2=Throughsignal=0
3=Throughsignal=1
W 0
6 Target Enc
Num
Itpointsoutforwhichencoderthevaluesofthisparameterarereported:
0=operationsrequestedontheEncoder1
1=operationsrequestedontheEncoder2
R/W 0
7 -
Notused - -
8-9 ENNLT
Controlfunctionoftheencoderindexreading:
0=Switchedoff,functiondisabled
1=Once,enablesthereadingoftherstindexsignaledgeonly
2=Continuous,enablesthereadingoftheindexsignal
R/W
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