ProSoft Technology MVI94-DNP User Manual
Page 58

Diagnostics and Troubleshooting
MVI94-DNP ♦ Flex I/O
User Manual
DNP 3.0 Server over Ethernet Communication Module
Page 58 of 131
ProSoft Technology, Inc.
December 17, 2010
Word
Block
Number
Block
Offset
Variable Name
Description
7
201
3
DNP Slave length error
count (Physical Layer
Error)
This value counts the number of times
an invalid length byte is received. If the
length of the message does not match
the length value in the message, this
error occurs.
8
201
4
DNP Slave bad CRC
error (Data Link Layer
Error)
This value counts the number of times
a bad CRC value is received in a
message.
9
201
5
DNP Slave user data
overflow error (Transport
Layer Error)
This value counts the number of times
the application layer receives a
message fragment buffer which is too
small.
10
201
6
DNP Slave sequence
error (Transport Layer
Error)
This value counts the number of times
the sequence numbers of multi-frame
request fragments do not increment
correctly.
11
201
7
DNP Slave address error
(Transport Layer Error)
This value counts the number of times
the source addresses contained in a
multi-frame request fragments do not
match.
12
202
2
DNP Slave Binary Input
Event count
This value contains the total number of
binary input events which have
occurred.
13
202
3
DNP Slave Binary Input
Event count in buffer
This value represents the number of
binary input events which are waiting to
be sent to the master.
14
202
4
DNP Slave Analog Input
Event count
This value contains the total number of
analog input events which have
occurred.
15
202
5
DNP Slave Analog Input
Event count in buffer
This value represents the number of
analog input events which are waiting
to be sent to the master.
16
202
6
DNP Slave bad function
code error (Application
Layer Error)
This value counts the number of times
a bad function code for a selected
object/variation is received by the slave
device.
17
202
7
DNP Slave object
unknown error
(Application Layer Error)
This value counts the number of times
a request for an unsupported object is
received by the slave device.
18
203
2
DNP Slave out of range
error (Application Layer
Error)
This value counts the number of times
a parameter in the qualifier, range or
data field is not valid or out of range.
19
203
3
DNP Slave message
overflow error
(Application Layer Error)
This value counts the number of times
an application response message from
the slave is too long to transmit.
20
203
4
DNP Slave multi-frame
message from DNP
Master error (Application
Layer Error)
This value counts the number of times
the slave receives a multi-frame
message from the master. The
application does not support multi-
frame master messages.