ABB ACH550-01, User Manual

Page: 217 / 454

Parameter listing and descriptions 205
ACH550 User's Manual
Group 16: SYSTEM CONTROLS
This group defines a variety of system level locks, resets and
enables.
Code Description Range
1601 RUN ENABLE -6…7
Selects the source of the Run enable signal. See the figure on page
210 .
0 =
NOT SEL
– Allows the drive to start without an external Run enable
signal.
1 =
DI
1 – Defines digital input
DI
1 as the Run enable signal.
• This digital input must be activated for Run enable.
• If the voltage drops and de-activates this digital input, the drive will
coast to stop and not start until the Run enable signal resumes.
2…6 =
DI
2…
DI
6 – Defines digital input
DI
2…
DI
6 as the Run enable
signal.
• See
DI
1 above.
7 =
COMM
– Assigns the fieldbus Command Word as the source for the
Run enable signal.
• Bit 6 of Command Word 1 (parameter 0301) activates the Run
disable signal.
• See the fieldbus user’s manual for detailed instructions.
-1 =
DI
1(
INV
) – Defines an inverted digital input
DI
1 as the Run enable
signal.
• This digital input must be de-activated for Run enable.
• If this digital input activates, the drive will coast to stop and not start
until the Run enable signal resumes.
-2…-6 =
DI
2(
INV
)…
DI
6(
INV
) – Defines an inverted digital input
DI
2…
DI
6
as the Run enable signal.
• See
DI
1(
INV
) above.
1602 PARAMETER LOCK 0…2
Determines if the control panel (operator keypad) can change
parameter values.
• This lock does not limit parameter changes made by macros.
• This lock does not limit parameter changes written by fieldbus inputs.
0 =
LOCKED
– You cannot use the control panel to change parameter
values.
• The lock can be opened by entering the valid pass code to
parameter 1603.
1 =
OPEN
– You can use the control panel to change parameter values.
2 =
NOT SAVED
– You can use the control panel to change parameter
values, but they are not stored in permanent memory.
• Set parameter 1607
PARAM SAVE
to 1 (
SAVE
) to store changed
parameter values to memory.