Control word:
The device control commands are triggered by the following bit pattern in the
word
:
Command
Shutdown
Switch on
Switch on
Disable voltage
Quick stop
Disable operation
Enable operation
Fault reset
Bits marked X are irrelevant
State transition 3 (command "Switch on" [0x07]) is only processed if bit no. 4 "Volt-
age enabled" of the Status word is set.
State transition 4 (command "Enable operation" [0x0F]) is only processed if the re-
lease is set via hardware contacts STO.
If the hardware release via STO is not set, the frequency inverter remains in state
"Switched On" [0x33] until the hardware release is set via STO.
If in state "Operation enable" [0x37] the STO hardware release is reset, the state is
switched internally into state "Switched On" [0x33].
In configurations with motion control (Parameter
the following points:
•
•
•
In configurations without motion control (Parameter
sider the following points:
•
•
07/13
Bit 7
Fault
reset
X
X
X
X
X
X
X
0 1
State transition 4' is not available.
In status "5 – Operation enabled 0x37" an additional start signal has to be set
via the "High-Byte" of the control word to start a motion of the motor. The
start signal of this Motion Control Interface (MCI) is described in chapter 14.4.
To change into another MCI operation mode Object
tion
can be used.
The controller release (STOA and STOB) must be set. Start clockwise and
start anticlockwise have no function in motion control configurations.
State transition 4' is available and is only processed if bit no. 4 "Voltage ena-
bled" of the Status word is set. This function is for downward compatibility to
older software versions.
The inverter can only be controlled via the state machine if the logic linking is
true. The logic inputs for Start clockwise / Start anticlockwise can be connect-
ed directly to ON/OFF (p.68, p.69).
The controller release (STOA and STOB) must be set.
Therefore this results in:
Release: ( = STOA AND STOB) AND (Start clockwise OR Start anticlockwise)
CM-EtherCAT
Control word
Bit 3
Bit 2
Bit 1
Enable
Quick
Enable
operation
stop
voltage
1
1
X
0
1
1
1
1
1
X
X
0
0
1
X
0
1
1
1
1
1
x
x
x
Configuration
Configuration
Control
Bit 0
Switch on
Transitions
0
2, 6, 8
1
3
1
3
X
7, 9, 10, 12
X
7, 10, 11
1
5
1
4
x
15
30 = x40) consider
0x6060 Modes of Opera-
30 ≠ x40) con-
125
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