Danfoss VLT AutomationDrive FC 301 Programming Manual page 271

Parameter Descriptions
17-94 Rotary Absolute Direction
Option: Function:
shortest route to the target
position.
[1] Forward Move to the target position in the
forward direction.
[2] Reverse Move to the target position in the
reverse direction.
[3] Direction The forward/reverse signal on a
digital input or fieldbus determines
the rotation direction.
3.18 Parameters: 18-** Data Readouts 2
3.18.1 18-0* Maintenance Log
This group contains the last 10 preventive maintenance
events. Maintenance log 0 is the latest and maintenance
log 9 the oldest.
By selecting 1 of the logs and pressing [OK], the
maintenance item, action, and time of the occurrence are
shown in parameter 18-00 Maintenance Log: Item –
parameter 18-03 Maintenance Log: Date and Time.
The alarm log key allows access to both alarm log and
maintenance log.
18-00 Maintenance Log: Item
Array [10]
Shows the fault code. For information about the fault code, see
the design guide.
Range: Function:
0 [0 - 255 ] Find the meaning of the
*
maintenance item in
parameter 23-10 Maintenance Item.
18-01 Maintenance Log: Action
Array [10]
Shows the fault code. For information about the fault code, see
the design guide.
Range: Function:
0 [0 - 255 ] Find the meaning of the
*
maintenance action in
parameter 23-11 Maintenance Action.
18-02 Maintenance Log: Time
Array [10]
Range: Function:
0 s [0 - Shows when the logged event
*
2147483647 s] occurred. Time is measured in s
since last power-up.
M0013101
Programming Guide
18-03 Maintenance Log: Date and Time
Array [10]
Range:
Size
related
*
NOTICE
When mounting a VLT
a battery back-up of date and time is included.
18-04 Mech Brake Count
Range:
0
*
18-20 Commanded Position
Range:
0 Custom-
ReadoutUni
t2
*
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Function:
[ 0 - 0 ] Shows when the logged event
occurred.
NOTICE
This requires that the date and
time is programmed in
parameter 0-70 Date and Time.
Date format depends on the setting
in parameter 0-71 Date Format,
while the time format depends on
the setting in parameter 0-72 Time
Format.
NOTICE
The frequency converter has
no back-up of the clock
function. The set date/time
resets to default (2000-01-01
00:00) after a power-down
unless a real-time clock
module with back-up is
installed. In
parameter 0-79 Clock Fault, it is
possible to program a warning
in case the clock has not been
set properly, for example after
a power-down. Incorrect
setting of the clock affects the
time stamps for the
maintenance events.
®
Analog I/O MCB 109 option card,
Function:
[0 - Number of occurrences the
4294967295 ] mechanical brake is engaged.
Function:
[-2147483648 Shows the position reference for
- 2147483647 the position PI controller which is
CustomRea- calculated every millisecond by the
doutUnit2] profile generator. Commanded
position in position units as defined
in parameter group 17-0* Position
Scaling.
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