5
vacon • 23 Programming
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5.4.3 Modbus TCP monitoring values
These values will not appear before the connection is established.
5.4.3.1
Connection 1
P5.8.2.2.1.1 FIELDBUS PROTOCOL STATUS
Fieldbus Protocol Status tells the status of the protocol.
Table 10. FB protocol statuses
P5.8.2.2.1.2 COMMUNICATION STATUS
The Communication status shows how many error and how many good messages the frequen-
cy converter has received. The Communication status includes a common error counter that
counts errors and a counter for good messages.
Table 11. Communication status
P5.8.2.2.1.3 ILLEGAL FUNCTIONS
The function code received in the query refers to an unallowed action for the server (or slave).
P5.8.2.2.1.4 I
LLEGAL DATA ADDRESSES
The data address received in the query refers to an unallowed address for the server (or slave).
P5.8.2.2.1.5 I
LLEGAL DATA VALUES
A value contained in the query data field refers to an unallowed value for server (or slave).
P5.8.2.2.1.6 S
LAVE DEVICE BUSY
The server (or slave) is engaged in processing a long–duration program command. The client
(or master) should retransmit the message later when the server (or slave) is free.
P5.8.2.2.1.7 M
EMORY PARITY ERROR
The server (or slave) attempted to read record file but detected a parity error in the memory.
INITIALIZING Protocol is starting up
STOPPED Protocol is timeouted or not used
OPERATIONAL Protocol is running
FAULTED
Major fault in protocol, requires restarting.
If fault remains contact fieldbus@vacon.com
Good messages
0…999
Number of messages received with-
out errors
Bad Frames
0…99
Number of messages received with
errors
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