ABB ACH550-01 User Manual page 221

ACH550 User's Manual
Code Description
1608 START ENABLE 1
Selects the source of the Start enable 1 signal. See the figure on page
210.
Note: Start enable functionality differs from the Run enable functionality.
0 = – Allows the drive to start without an external Start enable
NOT SEL
signal.
1 = 1 – Defines digital input
DI
• This digital input must be activated for Start enable 1 signal.
• If the voltage drops and de-activates this digital input, the drive will
coast to stop and show alarm 2021 on the control panel display. The
drive will not start until Start enable 1 signal resumes.
2...6 = 2...
DI DI
signal.
• See 1 above.
DI
7 = – Assigns the fieldbus Command Word as the source for the
COMM
Start enable 1 signal.
• Bit 2 of Command Word 2 (parameter 0302) activates the Start
disable 1 signal.
• See the fieldbus user's manual for detailed instructions.
-1 = 1( ) – Defines an inverted digital input
DI INV
signal.
-2...-6 = 2 (
DI
as the Start enable 1 signal.
• See 1 (
DI INV
Parameter listing and descriptions
1 as the Start enable 1 signal.
DI
6 – Defines digital input
)... 6( ) – Defines an inverted digital input
INV DI INV
) above.
Range
-6...7
2... 6 as the Start enable 1
DI DI
1 as the Start enable 1
DI
2... 6
DI DI
209