ABB ACS280 Firmware Manual page 367

Fieldbus control through the embedded fieldbus interface (EFB)
A control word sequence example is given below:
Start:
•
476h --> NOT READY TO SWITCH ON
If MSW bit 0 = 1 then
•
477h --> READY TO SWITCH ON (Stopped)
•
47Fh --> OPERATION (Running)
Stop:
•
477h = Stop according to
•
47Eh = OFF1 ramp stop (Note: uninterpretable ramp stop)
Fault reset:
•
Rising edge of MCW bit 7
Start after STO:
If
31.22 STO indication run/stop
, bit 7 STO = 0 before giving a start command.
status word
References

References for the ABB Drives profile and DCU Profile
The ABB Drives profile supports the use of two references, EFB reference 1 and
EFB reference 2. The references are 16-bit words each containing a sign bit and
a 15-bit integer. A negative reference is formed by calculating the two's
complement from the corresponding positive reference.
21.03 Stop mode
is not make sure that
Fault/Fault
367
06.18 Start inhibit