No Communication With The Frequency Converter - Danfoss MCA 123 POWERLINK Operating Instructions Manual

Troubleshooting
9.1.2 No Communication with the
Frequency Converter
If there is no communication with the frequency converter,
proceed with the following checks:
Check 1: Is the cabling correct?
Check that the cable is mounted correctly. Check if the
corresponding XDD files L/C LED shows link activity.
Check 2: Does the hardware configuration match?
Check that the 12-60 Node ID in the master matches the
value in 12-50 Configured Station Alias
Check 3: Is the correct XDD file installed?
Download the correct XDD file from
http://www.danfoss.com/BusinessAreas/DrivesSolutions/.
Check that the process data matches the active profile in
the drive.
Check 4: What is the value of 12-69 Ethernet PowerLink
Status?
The 12-69 Ethernet PowerLink Status contains 32 bits, which
each is linked to internal information. The different bits
give an overview over possible errors.
9 9
Bit Description Value=[
no.
0 Initialisation
State
1 Not Active
State
2 Basic
Ethernet
State
3 Pre-
Operational 1
State
4 Pre-
Operational 2
State
5 Ready to
Operate State
6 Operational
State
7 Stopped
State
8 Reserved
46
MCA 123 POWERLINK Operating Instructions
Value=[1] Comment
0]
NMT_GS_INITIL Mapped to
ASATION Object 1F8Ch
(WHAT79188)
NMT_CS_NOT_ Mapped to
ACTIVE Object 1F8Ch
(WHAT79188)
NMT_CS_BASIC Mapped to
_ETHERNET Object 1F8Ch
(WHAT79188)
NMT_CS_PRE_ Mapped to
OPERATIONAL_ Object 1F8Ch
1 (WHAT79188)
NMT_CS_PRE_ Mapped to
OPERATIONAL_ Object 1F8Ch
2 (WHAT79188)
NMT_CS_OPER Mapped to
ATIONAL Object 1F8Ch
(WHAT79188)
NMT_CS_STOP Mapped to
PED Object 1F8Ch
(WHAT79188)
Value shall be
read as 0
Value shall be
read as 0
MG92C102 - VLT
Bit Description Value=[
no.
9 Reserved
10 Reserved
11 Reserved
12 Reserved
13 Reserved
14 Reserved
15 Reserved
16 Reserved
17 Reserved
18 Reserved
19 Reserved
20 Physical link
on Port 1
21 Physical link
on Port 2
22 Reserved
23 Reserved
24 W34 source
No Op State
25 W34 source
Alarm
26 W34 source
IP Address
Conflict
27 W34 source
Invalid Node
ID
28 W34 source
Incorrect
PDO
mapping
29 Reserved
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Value=[1] Comment
0]
Value shall be
read as 0
Value shall be
read as 0
Value shall be
read as 0
Value shall be
read as 0
Value shall be
read as 0
Value shall be
read as 0
Value shall be
read as 0
Value shall be
read as 0
Value shall be
read as 0
Value shall be
read as 0
Value shall be
read as 0
No link Link present on Mapped to
present Port 1 object 1030h
on Port 1 subindex 7
No link Link present on Mapped to
present Port 2 object 1030h
on Port 2 subindex 7
Value shall be
read as 0
Value shall be
read as 0
Mapped to
object 178Ch
(WHAT79188)
Mapped to
Alarm Word
and Alarm
Word 1
IP address
conflict
detection in
Basic Ethernet
mode
Value read from
DIP switch
Set on incorrect
Tx or Rx PDO
mapping
Value shall be
read as 0