ABB ACQ810 - Starting up ACS800 Drives with RMBA-01 Modbus RTU Adapter

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Quickstart Guide
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ABB PLC and drives integration using Modbus RTU
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ModbusRT
U‐17‐ PLCanddrivesintegration
StartingupACS800driveswithRMBA01ModbusRTUadapter
Minimumrequiredparametersettings(basedonfactorydefaultsettings)
Parameter Description Setting Comment
98.02 COMM.MODULE
LINK
STD
MODBUS
Activatesfieldbusmodule
98.07 COMMPROFILE ABBDRIVES Communicationprofile“ABBDrives”
52.01 STATION
NUMBER
[Address] ModbusRTUnodeaddressofthedrive
52.02 BAUDRATE 19.2kbit/s
(example)
Transferrateofthelink.Samebaudratemustbe
definedintheModbusRTUmaster.
52.03 PARITY NONE1STO
PBIT
(example)
Parityandstopbits.Sameparityandstopbitsmustbe
definedintheModbusRTUmaster.
Drivepowerdownandpowerupforthenewfieldbussettingstotakeeffect!
10.01 EXT1
STRT/STP/DIR
COMM.CW Fieldbusinterfaceassourceforstartandstop
11.02 EXT1/EXT2
SELECT
COMM.CW FieldbusinterfaceassourcetoswitchtoEXT2control
location
11.03 EXTREF1SELECT COMM.REF Fieldbusinterfaceassourceforspeedreference
16.04 FAULTRESETSEL COMM.CW Fieldbusinterfaceassourceforfaultreset
92.02 MAINDSACT1 102 Actualspeedvaluetake nfr om01.02
92.02 MAINDSACT2 e.g.105 Actualvalue2.E.gtorquetakenfrom01.05
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Optionalparameterse
ttings
30.18 COMMFLTFUNC [optional] Howthedrivereactstoafieldbuscommuni cation
break.
30.19 MAINREFDST‐
OUT
[optional] Timebetweencommunicationbreakdetectionandthe
selectedaction.
(11.05) EXTREF1
MAXIMUM
[Scalemax] Maxspeed/frequencyscalingvalue(usedinfunction
block/visualizationinput“SPEED_REF_MAX”).Mustbe
lessorequaltodriveparametermaxspeed/frequency.