ACH550-UH User’s Manual 161
Serial Communication – EFB
For the Modbus protocol, drive parameters in group 53 report the parameter
mapping to 4xxxx Registers.
Except where restricted by the drive, all parameters are available for both reading
and writing. The parameter writes are verified for the correct value, and for a valid
register addresses.
Note! Parameter writes through standard Modbus are always volatile i.e. modified
values are not automatically stored to permanent memory. Use parameter 1607
PARAM. SAVE to save all altered values.
40031 ACH550 CONTROL
WORD LSW
R/W Maps directly to the Least Significant Word of the
ACH550 Drive Profile CONTROL WORD.
See parameter 0301.
40032 ACH550
CONTROL
WORD MSW
R Maps directly to the Most Significant Word of the
ACH550 Drive Profile CONTROL WORD.
See parameter 0302.
40033 ACH550
STATUS
WORD LSW
R Maps directly to the Least Significant Word of the
ACH550 Drive Profile STATUS WORD.
See parameter 0303.
40034 ACH550
STATUS
WORD MSW
R Maps directly to the Most Significant Word of the
ACH550 Drive Profile STATUS WORD.
See parameter 0304.
Code Description
5310 EFB PAR 10
Specifies the parameter mapped to Modbus register 40005.
5311 EFB PAR 11
Specifies the parameter mapped to Modbus register 40006.
5312 EFB PAR 12
Specifies the parameter mapped to Modbus register 40007.
5313 EFB PAR 13
Specifies the parameter mapped to Modbus register 40008.
5314 EFB PAR 14
Specifies the parameter mapped to Modbus register 40009.
5315 EFB PAR 15
Specifies the parameter mapped to Modbus register 40010.
5316 EFB PAR 16
Specifies the parameter mapped to Modbus register 40011.
5317 EFB PAR 17
Specifies the parameter mapped to Modbus register 40012.
5318
…
5320
EFB PAR 18…20
Reserved
Modbus
Register
ACH550
Standard Profile
(
ABB DRIVES)
Access Remarks
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