ABB DCS550 - Page 168

168
Signal and parameter list
3ADW000379R0501 DCS550 Manual e e
Signal / Parameter name
min.
max.
def.
unit
B10 RemoteCmd 1 overriding control enabled (overriding control has to set this bit to 1)
0 The last UsedMCW (7.04) and the last references [SpeedRef (23.01), AuxSpeedRef (23.13),
TorqRefA (25.01)] are retained. On control place change - see CommandSel (10.01) - the
drive is stopped. The aux. control bits (B11 to B15) are not affected.
B11
aux. ctrl x used by AP or overriding control to control various functions selected by parameters
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B12
-15 aux. ctrl x used by AP or overriding control to control various functions selected by parameters
Int. Scaling: 1 == 1 Type: I Volatile: Y
7.02 AuxCtrlWord (auxiliary control word 1, ACW1)
The auxiliary control word 1 can be written to by AP or overriding control:
Bit
Name Value Comment
B0
-1 reserved
B2
RampBypass 1 bypass speed ramp (speed ramp output is forced to value of speed ramp input)
0 no action
B3
BalRampOut 1 speed ramp output is forced to BalRampRef (22.08)
0 no action
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B4
reserved
B5
DynBrakingOn 1 force dynamic braking independent from Off1Mode (21.02), StopMode (21.03) or E
StopMode (21.04)
0 no action
B6
HoldSpeedCtrl 1 freeze (hold) the I-part of the speed controller
0 no action
B7
WindowCtrl 1 release window control
0 block window control
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B8
BalSpeedCtrl 1 speed controller output is forced to BalRef (24.11)
0 no action
B9
-11 reserved
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B12
-15 reserved
Int. Scaling: 1 == 1 Type: I Volatile: Y
7.03 AuxCtrlWord2 (auxiliary control word 2, ACW2)
The auxiliary control word 2 can be written to by AP or overriding control:
Bit
Name Value Comment
B0
-2 reserved
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B
3 EnableMailbox 1 Mailbox funktion enabled
0 Mailbox function disabled
B4
DisableBridge1 1 bridge 1 blocked
0 bridge 1 released
B5
DisableBridge2 1 bridge 2 blocked
0 bridge 2 released
B6
reserved
B7
ForceAlphaMax 1 force single firing pulses and set firing angle (±) to ArmAlphaMax (20.14)
0 normal firing pulses released
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B8
DriveDirection 1 drive direction reverse (see note), changes the signs of MotSpeed (1.04) and CurRef
(3.11)
0 drive direction forward (see note)
B9
ResetSPC 1 reset integral part of speed controller
0 no action
B10
DirectSpeedRef 1 speed ramp output is overwritten and forced to DirectSpeedRef (23.15)
0 speed ramp is active
B11
reserved
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B12
-14 reserved
B15 ResetPIDCtrl 1 reset and hold PID-controller