ABB ACS550-01 User Manual page 166

166
For the Modbus protocol, drive parameters in group 53 report the parameter
mapping to 4xxxx Registers.
Code
5310
5311
5312
5313
5314
5315
5316
5317
5319
5320
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
The ACS550 supports the following Modbus function codes for 4xxxx registers:
Function Code
03
06
16 (0x10 Hex)
23 (0x17 Hex)
Embedded Fieldbus
EFB PAR 10
Specifies the parameter mapped to Modbus register 40005.
EFB PAR 11
Specifies the parameter mapped to Modbus register 40006.
EFB PAR 12
Specifies the parameter mapped to Modbus register 40007.
EFB PAR 13
Specifies the parameter mapped to Modbus register 40008.
EFB PAR 14
Specifies the parameter mapped to Modbus register 40009.
EFB PAR 15
Specifies the parameter mapped to Modbus register 40010.
EFB PAR 16
Specifies the parameter mapped to Modbus register 40011.
EFB PAR 17
Specifies the parameter mapped to Modbus register 40012.
EFB PAR 19
Holds a copy (in hex) of the
EFB PAR 20
Holds a copy (in hex) of the
. to save all altered values.
SAVE
Description
Read holding 4xxxx registers
Preset single 4xxxx register
Preset multiple 4xxxx registers
Read/write 4xxxx registers
Description
, Modbus register 40001.
CONTROL WORD
, Modbus register 40004.
STATUS WORD
ACS550 User's Manual