Bit
Hex
Dec
Alarm word
(
parameter 1
6-90 Alarm
Word
)
Alarm word
2
(
parameter
16-91 Alarm
Word 2
)
Alarm word
3
(
parameter 1
6-97 Alarm
Word 3
)
Warning word
(
parameter 16-
92 Warning
Word
)
Warning word
2
(
parameter 16
-93 Warning
Word 2
)
Extended
status word
(
parameter 16-
94 Ext. Status
Word
)
Extended
status word 2
(
parameter 16-95 Ext
. Status Word 2
)
18
000400
00
262144
Brake
overload
Reserved
Reserved
Brake resistor
power limit
Reserved
Reserved
Start
19
000800
00
524288
U phase loss
Reserved
Reserved
Reserved
Reserved
Reference high
Reserved
20
001000
00
1048576 V phase loss
Option
detection
Reserved
Reserved
Overload T27
Reference low
Start delay
21
002000
00
2097152 W phase loss Option fault
Reserved
Reserved
Reserved
Reserved
Sleep
22
004000
00
4194304
Fieldbus
fault
Locked rotor
Reserved
Fieldbus fault
Memory
module
Reserved
Sleep boost
23
008000
00
8388608
24 V supply
low
Position ctrl.
fault
Reserved
24 V supply
low
Reserved
Reserved
Running
24
010000
00
16777216 Mains failure
Reserved
Reserved
Mains failure
Reserved
Reserved
Bypass
25
020000
00
33554432
Reserved
Current limit
Reserved
Current limit
Reserved
Reserved
Reserved
26
040000
00
67108864
Brake
resistor
Reserved
Reserved
Reserved
Reserved
Reserved
External interlock
27
080000
00
13421772
8
Brake IGBT
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
28
100000
00
26843545
6
Option
change
Reserved
Reserved
Encoder loss
Reserved
Reserved
FlyStart active
29
200000
00
53687091
2
Frequency
converter
initialized
Encoder loss
Reserved
Reserved
Back EMF too
high
Reserved
Heat sink clean
warning
30
400000
00
10737418
24
Safe Torque
Off
Reserved
Reserved
Safe Torque
Off
Reserved
Reserved
Reserved
31
800000
00
21474836
48
Mech. brake
low
Reserved
Reserved
Reserved
Reserved
Database busy
Reserved
Table 8.2 Description of Alarm Word, Warning Word, and Extended Status Word
Maintenance, Diagnostics, a...
VLT
®
Midi Drive FC 280
50
Danfoss A/S © 10/2017 All rights reserved.
MG07A402
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8