Quickstart Guide 
ABB PLC and drives integration using Modbus RTU  
 
ModbusRTU‐14‐ PLCanddrivesintegration
StartingupACS310driveswithembeddedModbusRT
U
Minimumrequiredparametersettings(basedonfactorydefaultsettings)
Parameter Description Setting Comment
98.02 COMMPROTSEL STD
MODBUS
Activatesfieldbuscommunication
53.02 EFBSTATIONID [Address] ModbusRTUnodeaddressofthedrive
53.03 EFBBAUDRATE 19.2kbit/s
(example)
Transferrateofthelink.Samebaudratemustbe
definedintheModbusRTUmaster.
53.04 EFBPARITY 8NONE1
(example)
Parityandstopbits.Sameparityandstopbitsmust
bedefinedintheModbusRTUmaster.
53.05 PROFILE ABBDRV
FULL
Communicationprofile“ABBDrives”
Drivepowerdownandpowerupforthenewfieldbussettingstotakeeffect!
10.01 EXT1COMMANDS COMM Fieldbusinterfaceassourceforstartandstop
11.02 EXT1/EXT2SEL COMM FieldbusinterfaceassourcetoswitchtoEXT2
11.03 REF1SELECT COMM Fieldbusinterfaceassourceforspeedreference
16.04 FAULTRESETSEL COMM Fieldbusinterfaceassourceforfaultreset
Optionalparameterse
ttings
30.18 COMMFAULT
FUNC
[optional] Howthedrivereactstoafieldbuscommunication
break.
30.19 COMMFAULTTIME [optional] Timebetweencommunicationbreakdetectionand
theselectedaction.
(11.05) REF1MAX [Scalemax] Maxspeed/frequencyscalingvalue(usedinfunction
block/visualizationinput“SPEED_REF_MAX”).Must
belessorequaltodriveparametermax
speed/frequency.