452 Fieldbus control through the embedded fieldbus interface (EFB)
Status Word for the DCU Profile
The embedded fieldbus interface writes the drive Status Word bits 0 to 15 to the
fieldbus Status Word as is. Bits 16 to 32 of the drive Status Word are not in use.
Bit Name Value State/Description
0 READY 1 Drive is ready to receive the start command.
0 Drive is not ready.
1 D 1 External run enable signal is active.
0 External run enable signal is not active.
2 Reserved for
D_TO_ROTATE
Not yet implemented.
3 RUNNING 1 Drive is modulating.
0 Drive is not modulating.
4 ZERO_SPEED 1 Drive is at zero speed.
0 Drive is not at zero speed.
5 ACCELERATING 1 Drive speed is increasing.
0 Drive speed is not increasing.
6 DECELERATING 1 Drive speed is decreasing.
0 Drive speed is not decreasing.
7 AT_SETPOINT 1 Drive is at setpoint.
0 Drive is not at setpoint.
8 LIMIT 1 Drive operation is limited.
0 Drive operation is not limited.
9 SUPERVISION 1 Actual value (speed, frequency or torque) is above a
limit. Limit is set with parameters 46.31…46.33
0 Actual value (speed, frequency or torque) is within
limits.
10 REVERSE_REF 1 Drive reference is in the reverse direction.
0 Drive reference is in the forward direction
11 REVERSE_ACT 1 Drive is running in the reverse direction
0 Drive is running in the forward direction
12 PANEL_LOCAL 1 Panel/keypad (or PC tool) is in local control mode.
0 Panel/keypad (or PC tool) is not in local control mode.
13 FIELDBUS_LOC
AL
1 Fieldbus is in local control mode.
0 Fieldbus is not in local control mode.
14 EXT2_ACT 1 External control location EXT2 is active.
0 External control location EXT1 is active.
15 FAULT 1 Drive is faulted.
0 Drive is not faulted.
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