Program features 61
The brake control logic, in various states, will request the drive control logic to hold
the motor or ramp down the speed. These requests are visible in parameter
.
Settings
(page
).
Brake state diagram
State descriptions
State name
Description
Brake control is disabled (parameter
= 0, and
b4 = 0). The open signal is active (
b0 = 1).
:
Brake has been requested to open. (
b2 = 1). Open
signal has been activated (
b0 is set). The load is
held in place by the speed control of the drive until
elapses.
The brake is open (
b0 = 1). Hold request is removed
b2 = 0), and the drive is allowed to follow the
reference.
:
Brake has been requested to close. The drive logic is requested to ramp down
the speed to a stop (
b3 = 1). The open signal is kept
active (
b0 = 1). The brake logic will remain in this
state until the motor speed is below
.
BRAKE CLOSING
DELAY
BRAKE CLOSING WAIT
BRAKE DISABLED
BRAKE OPENING
BRAKE CLOSED
BRAKE OPEN
BRAKE CLOSING
(from any state)
1
(from any state)
2
3
4
6
5
5
6
7
8
3
9
Summary of Contents for ACS560
Page 1: ...ABB GENERAL PURPOSE DRIVES ACS560 standard control program Firmware manual...
Page 4: ...4...
Page 30: ...30 Start up control with I O and ID run...
Page 32: ...32 Using the control panel...
Page 100: ...100 Program features...
Page 153: ...Control macros 153...
Page 160: ...160...
Page 374: ...374 Parameters...
Page 408: ...408 Additional parameter data...
Page 466: ...466 Fieldbus control through the embedded fieldbus interface EFB...
Page 504: ...504 Control chain diagrams...
Page 508: ...508 Parameterization with drive composer...
Page 512: ...512 Parameterization with automation builder drive manager...