ABB RETA-02, User Manual

Page: 63 / 112

Communication profiles
63
Table 7. The Control Word for the ABB Drives communication
profile. The upper case boldface text refers to the states shown in
Figure 11.
Bit Name Value STATE/Description
0 OFF1_
CONTROL 1 Proceed to READY TO OPERATE .
0 Stop along currently active deceleration ramp.
Proceed to
OFF1 ACTIVE ; proceed to READY TO
SWITCH ON unless other interlocks (OFF2, OFF3)
are active.
1 OFF2_
CONTROL 1 Continue operation (OFF2 inactive).
0 Emergency OFF, coast to stop.
Proceed to
OFF2 ACTIVE , proceed to SWITCH-ON
INHIBITED .
2 OFF3_
CONTROL 1 Continue operation (OFF3 inactive).
0 Emergency stop, stop within time defined by drive
parameter. Proceed to
OFF3 ACTIVE ; proceed to
SWITCH-ON INHIBITED .
Warning: Ensure motor and driven machine can be
stopped using this stop mode.
3 INHIBIT_
OPERATION 1 Proceed to OPERATION ENABLED .
Note: Run enable signal must be active; see drive
documentation. If the drive is set to receive the Run
enable signal from the fieldbus, this bit activates the
signal.
0 Inhibit operation. Proceed to OPERATION
INHIBITED .
4 RAMP_OUT_
ZERO 1 Normal operation. Proceed to RAMP FUNCTION
GENERATOR: OUTPUT ENABLED .
0 Force Ramp Function Generator output to zero.
Drive ramps to stop (current and DC voltage limits in
force).