20 • vacon
Fieldbus Profile for Vacon brake chopper unit
Tel.+358 (0)201 2121 • Fax +358 (0)201 212 205
Main Control Word
Bit 0
Reserved for future use.
Bit 1
Run Enable
0=Run is disabled, drive will not go to Run state.
1=Run is enabled
Bit 2
Reserved for future use.
Bit 3
Reserved for future use.
Bit 4
Reserved for future use.
Bit 5
Reserved for future use.
Bit 6
Reserved for future use.
Bit 7
Fault reset
0>1 Reset fault.
Bit 8
Reserved for future use.
Bit 9
Reserved for future use.
Bit 10
Fieldbus Control
0= No control from fieldbus
1=Control from fieldbus
Bit 11
Reserved for future use.
Bit 12
Reserved for future use.
Bit 13
Reserved for future use.
Bit 14
Reserved for future use.
Bit 15
Reserved for future use.
Table 5-3. Main Control Word
Main Status Word
Bit 0
Rdy On
0=Drive is not Ready
1=Drive is Ready
Bit 1
Running
0=Drive not running
1=Drive running
Bit 2
Braking Active
1=BCU is braking
Bit 3
Fault
0=No active fault
1=Fault is active
Bit 4
Run Enable
0=RunEnable from I/O or fieldbus is
disabled.
1=RunEnable is on.
Bit 5
Reserved for future use.
Bit 6
Reserved for future use.
Bit 7
Alarm
0=No alarm
1=Alarm active
Bit 8
Reserved for future use.
Bit 9
Fieldbus Control Active
0=Fieldbus control not active
1=Fieldbus control active
Bit 10
Reserved for future use.
Bit 11
Reserved for future use.
Bit 12
Reserved for future use.
Bit 13
Reserved for future use.
Bit 14
Reserved for future use.
Bit 15
Reserved for future use.
Table 5-4. Main Status Word