Example 2: Log Speci C Data Bytes Under Certain Conditions; Table 21: Interface Variable Object - Danfoss TFX Installation And Operation Manual

6. Click on the SAVE button as a nal check to make
sure all settings were saved.
7. Load the con guration to the device. See chapter
Loading the con guration to the device.
You have completed the con guration for logging all
data bytes of the J1939 PGN 61444 every 60 seconds.
5.2.3.3 Example 2: Log speci c data bytes under
certain conditions
In this example, speci c data bytes are logged according to
de ned conditions.
Data bytes 2 ... 5 and 8 of the CAN messages received are
logged when the engine speed (data bytes 4 and 5) changes
by ± 500 rpm, or every 10 minutes.
A received CAN message is processed with the
following functions:
> Mapping
> Jobs
> Logging
VARIABLES
If you want to log data according to de ned conditions, you
need certain variables for checking values.
These variables belong to the
dictionary group.
1. Create the object dictionary group
2. In the INTERFACE VARIABLES object dictionary
group, create four new
The L O I V
IST F NTERFA CE
3. Select the rst I
NTERFA CE
the following table.
I V object
NTERFA CE ARIA B LES
I V
NTERFA CE ARIA B LES
I V objects.
NTERFA CE ARIA B LE
window opens.
ARIA B LES
V object according to
ARIA B LE
EATON TFX INSTALLATION AND OPERATION MANUAL

Table 21: Interface Variable object

Designation
volatile U8 trigger
volatile S32 engine speed newvolatile
volatile S32 engine speed old volatile
non-volatile U16 threshold value
4. Click on the OK button.
The I V
NTERFA CE ARIA B LE
is created.
5. Repeat this procedure for the other three
V objects.
ARIA B LE
6. Rename the four
to the table.
The four I
NTERFA CE
.
Logging - Conditions
Make the following settings for the PGN 61444 object.
7. Select the L
OGGING
8. Select the C
ON DITIONS
9. Set and save the following:
6046279-001
Type Sign
volatile unsigned
signed
signed
non-volatile unsigned
object with the selected settings
I V objects according
NTERFA CE ARIA B LE
V objects are displayed.
ARIA B LE
tab.
tab.
March 2020
Operation
Size
8 bits
32 bits
32 bits
unsigned
I
NTERFA CE
25