Danfoss VLT Series Programming Manual page 125

Parameter Description
3.16.6 16-9* Diagnosis Read-Outs
16-90 Alarm Word
Range:
0 [0 - 4294967295 ] View the alarm word sent via the serial
*
3 3
16-91 Alarm Word 2
Range:
0 [0 - 4294967295 ] View the alarm word 2 sent via the
*
16-92 Warning Word
Range:
0 [0 - 4294967295 ] View the warning word sent via the
*
16-93 Warning Word 2
Range:
0 [0 - 4294967295 ] View the warning word 2 sent via the
*
16-94 Ext. Status Word
Range:
0 [0 - 4294967295 ] Returns the extended status word sent
*
16-95 Ext. Status Word 2
Range:
0 [0 - 4294967295 ] Returns the extended warning word 2
*
16-96 Maintenance Word
Range:
0 [0 -
4294967295 ]
*
124
®
VLT
Function:
communication port in hex code.
Function:
serial communication port in hex code.
Function:
serial communication port in hex code.
Function:
serial communication port in hex code.
Function:
via the serial communication port in hex
code.
Function:
sent via the serial communication port
in hex code.
Function:
Readout of the Preventive Maintenance
Word. The bits reflect the status for the
programmed Preventive Maintenance Events
in parameter group 23-1*. 13 bits represent
combinations of all the possible items:
•
Bit 0: Motor bearings
•
Bit 1: Pump bearings
•
Bit 2: Fan bearings
•
Bit 3: Valve
•
Bit 4: Pressure transmitter
•
Bit 5: Flow transmitter
•
Bit 6: Temperature transmitter
•
Bit 7: Pump seals
•
Bit 8: Fan belt
•
Bit 9: Filter
MG.11.CC.02 - VLT
HVAC Drive Programming Guide
16-96 Maintenance Word
Range:
®
is a registered Danfoss trademark
Function:
•
Bit 10: Drive cooling fan
•
Bit 11: Drive system health check
•
Bit 12: Warranty
•
Bit 13: Maintenance Text 0
•
Bit 14: Maintenance Text 1
•
Bit 15: Maintenance Text 2
•
Bit 16: Maintenance Text 3
•
Bit 17: Maintenance Text 4
Positio Valve Fan Pump
bearing bearing
n 4⇒
s s
Positio Pump Temper Flow
n 3 ⇒
seals ature transmi
transmi tter
tter
Positio Drive Drive Filter
n 2 ⇒
system cooling
health fan
check
Positio
n 1⇒
0 - - -
hex
1 - - -
hex
2 - - +
hex
3 - - +
hex
4 - + -
hex
5 - + -
hex
6 - + +
hex
7 - + +
hex
8 + - -
hex
9 + - -
hex
A + - +
hex
B + - +
hex
C + + -
hex
D + + -
hex
E + + +
hex
F + + +
hex
Example:
The Preventive Maintenance Word shows
040Ahex.
Position 1 2 3
hex-value 0 4 0
The first digit 0 indicates that no items from
the fourth row requires maintenance
The second digit 4 refers to the third row
indicating that the Drive Cooling Fan requires
maintenance
Motor
bearing
s
Pressur
e
transmi
tter
Fan
belt
Warrant
y
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
4
A