23-11 Maintenance Action
Array [20]
Option: Function:
Select the action to be associated with
the preventive maintenance event.
[1] * Lubricate
[2] Clean
[3] Replace
[4] Inspect/Check
[5] Overhaul
[6] Renew
[7] Check
[20] Maintenance Text 0
[21] Maintenance Text 1
[22] Maintenance Text 2
[23] Maintenance Text 3
[24] Maintenance Text 4
[25] Maintenance Text 5
[28] Clear logs
23-12 Maintenance Time Base
Array [20]
Option: Function:
Select the time base to be associated with the
preventive maintenance event.
[0]
*
Disabled Disables the preventive maintenance event.
[1] Running
Hours
The number of hours the motor has run.
Running hours are not reset at power-on.
Specify the maintenance time interval in
parameter 23-13 Maintenance Time Interval.
[2] Operating
Hours
The number of hours the frequency converter
has run. Operating hours are not reset at
power-on. Specify the maintenance time
interval in parameter 23-13 Maintenance Time
Interval.
[3] Date &
Time
Uses the internal clock. Specify the date and
time of the next maintenance occurrence in
parameter 23-14 Maintenance Date and Time.
23-13 Maintenance Time Interval
Array [20]
Range: Function:
1
h*
[1 -
2147483647
h]
Set the interval associated with the current
preventive maintenance event. This
parameter is only used if [1] Running Hours or
[2] Operating Hours is selected in
parameter 23-12 Maintenance Time Base. The
timer is reset from parameter 23-15 Reset
Maintenance Word.
23-13 Maintenance Time Interval
Array [20]
Range: Function:
Example
A preventive maintenance event is set up
Monday at 8:00. Parameter 23-12 Maintenance
Time Base is [2] Operating hours and
parameter 23-13 Maintenance Time Interval is 7
x 24 hours=168 hours. Next maintenance
event is indicated the following Monday at
8:00. If this maintenance event is not reset
until Tuesday at 9:00, the next occurrence is
the following Tuesday at 9:00.
23-14 Maintenance Date and Time
Array [20]
Range: Function:
Size
related*
[ 0 -
0 ]
Set the date and time for next maintenance
occurrence if the preventive maintenance
event is based on date/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 is reset to default (2000-01-01
00:00) after a power-down. In
parameter 0-79 Clock Fault, it is possible
to program a warning if the clock has
not been set properly, for example after
a power-down.
Set the time at least 1 hour later than
actual time.
NOTICE
When mounting a VLT
®
Analog I/O
option MCB 109 option card, a battery
back-up of the date and time is
included.
Parameter Description Programming Guide
MG20OB02 Danfoss A/S © 05/2018 All rights reserved. 195
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