Operating instructions

3.17 Main Menu - Data Readouts 2 -
Group 18
3.17.1 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 one of the logs and pressing [OK], the Mainte-
nance Item, Action and time of the occurrence can be found in
par. 18-00 Maintenance Log: Item – par. 18-03 Maintenance Log:
Date and Time.
The Alarm log button on the LCP allows access to both Alarm
log and Maintenance log.
18-00 Maintenance Log: Item
Array [10]. Array parameter; Error code 0 - 9: The meaning of the
error code can be found in the Troubleshooting section of the
Design Guide.
Range: Function:
0 * [0 - 255 ] Locate the meaning of the
Maintenance Item in the descrip-
tion of par. 23-10 Maintenance
Item .
18-01 Maintenance Log: Action
Array [10]. Array parameter; Error code 0 - 9: The meaning of the
error code can be found in the Troubleshooting section of the
Design Guide.
Range: Function:
0 * [0 - 255 ] Locate the meaning of the
Maintenance Item in the descrip-
tion of par. 23-11 Maintenance
Action
18-02 Maintenance Log: Time
Array [10]. Array parameter; Time 0 - 9: This parameter shows at
which time the logged event occurred. Time is measured in
seconds since start of the frequency converter.
Range: Function:
0 s * [0 - 2147483647 s] Shows when the logged
event occurred. Time is
measured in seconds
since last power-up.
18-03 Maintenance Log: Date and Time
Array [10]
Range: Function:
Application
dependent
*
[Applica-
tion
dependant]
Shows when the logged event
occurred.
NOTE
This requires that the date and
time is programmed in
par. 0-70 Date and Time.
Date format depends on the setting in
par. 0-71 Date Format, while the time
format depends on the setting in
par. 0-72 Time Format.
NOTE
The frequency converter has no
back up of the clock function
and the set date/time will reset
to default (2000-01-01 00:00)
after a power down unless a
Real Time Clock module with
back up is installed. In
par. 0-79 Clock Fault it is
possible to program for a
Warning in case clock has not
been set properly, e.g. after a
power down. Incorrect setting
of the clock will affect the time
stamps for the Maintenance
Events.
NOTE
When mounting an Analog I/O MCB 109 option card, a
battery back-up of date and time is included.
3.17.2 18-1* Fire Mode Log
The log covers the latest 10 faults which have been
suppressed by the Fire Mode function. See par. 24-0*, Fire
Mode. The log can be viewed either via the below parameters
or by pressing the Alarm Log button on the LCP and select Fire
Mode Log. It is not possible to reset the Fire Mode Log.
18-10 Fire Mode Log: Event
Range: Function:
0 * [0 - 255 ] This parameter contains an array with 10 elements.
The number read represent an error code, which
corresponds to a specific alarm. This can be found
in the Troubleshooting section in the Design
Guide.
Parameter Description
VLT
®
HVAC Drive Programming Guide
MG.11.CA.02 - VLT
®
is a registered Danfoss trademark 119
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