15-14 Samples Before Trigger
Range:
Function:
50
*
[0 - 100] Before a trigger event, enter the percentage of
all samples which are to be retained in the log.
See also
15-12 Trigger Event
and
parameter 15-13 Logging Mode
.
6.8.3 15-2* Historic Log
View up to 50 logged data items via the array parameters
in this parameter group. For all parameters in the group,
[0] is the most recent data and [49] the oldest data. Data is
logged every time an
event
occurs.
Events
in this context
are defined as a change in one of the following areas
•
Digital input.
•
Digital outputs.
•
Warning word.
•
Alarm word.
•
Status word.
•
Control word.
•
Extended status word.
Events
are logged with value, and time stamp in ms. The
time interval between 2 events depends on how often
events
occur (maximum once every scan time). Data
logging is continuous, but if an alarm occurs, the log is
saved and the values can be viewed on the display. This
feature is useful, for example when carrying out service
following a trip. View the historic log contained in this
parameter via the serial communication port or via the
display.
15-20 Historic Log: Event
Array [50]
Range:
Function:
0
*
[0 - 255 ]
View the event type of the logged events.
15-21 Historic Log: Value
Array [50]
Range:
Function:
0
*
[0 -
2147483647 ]
View the value of the logged event.
Interpret the event values according to this
table:
Digtal input
Decimal value. See
parameter 16-60 Digital
Input
for description after
converting to binary
value.
15-21 Historic Log: Value
Array [50]
Range:
Function:
Digital output
(not
monitored in
this SW
release)
Decimal value. See
parameter 16-66 Digital
Output [bin]
for
description after
converting to binary
value.
Warning word Decimal value. See
16-92 Warning Word
for
description.
Alarm word
Decimal value. See
16-90 Alarm Word
for
description.
Status word
Decimal value. See
parameter 16-03 Status
Word
for description after
converting to binary
value.
Control word
Decimal value. See
parameter 16-00 Control
Word
for description.
Extended
status word
Decimal value. See
parameter 16-94 Ext. Status
Word
for description.
15-22 Historic Log: Time
Array [50]
Range:
Function:
0 ms
*
[0 - 2147483647
ms]
View the time at which the logged
event occurred. Time is measured in
ms since unit start. The maximum
value corresponds to approximately 24
days, which means that the count
restarts at 0 after this time period.
6.8.4 15-3* Alarm Log
Parameters in this group are array parameters, where up to
10 fault logs can be viewed. [0] is the most recent logged
data, and [9] is the oldest. Error codes, values, and time
stamp can be viewed for all logged data.
15-30 Fault Log: Error Code
Array [10]
Range:
Function:
0
*
[0 - 255] View the fault code and look up its meaning in
chapter 8.3 Active Filter Warning and Alarm
Definitions
.
Applications and Basic Prog...
Operating Instructions
MG90V302
Danfoss A/S © 09/2014 All rights reserved.
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