12 Operational Indications
210
SICAM I/O Unit, 7XV5673, Device Manual
E50417-H1040-C484-A3, Edition 05.2012
I/O Ethernet Fail > 0,05 %
(Ethernet I/O mirror
(server or client) and
Modbus UDP server)
Client mode:
ON
: The calculated % value in-
creases by 0.05 % (that is, more
than 1 faulty telegram per 2000
requests.)
OFF
: The calculated % value
drops by 0.05 % or resetting the
counter of faulty telegrams was
executed.
Server mode:
ON
: The calculated % value in-
creases by 0.05 % (that is, more
than 1 faulty telegram per
2000 requests.)
OFF
: The calculated % value
drops by 0.05 % or resetting the
counter of faulty telegrams was
executed.
Update cycle with this message:
Every second
Calculation for client mode:
% value = faulty answers/requests
×
100
Faulty answers are:
no answer (response timeout)
Modbus Exception Response
Error in telegram format
Calculation for server mode:
% value = incorrect receive telegrams/ (incor-
rect + correct receive telegrams)
×
100
- Incorrect receive telegrams are:
- Error in telegram format
- Telegrams that cause an Exception Re-
sponse
I/O Serial OK
Serial I/O mirror
(server or client)
Client mode bidirectional:
ON
: The connected server replied within the response timeout (but not with a
Modbus Exception Response).
OFF
: The connected server has not replied to the request of the client or replied
with the Modbus Exception Response.
Client mode unidirectional:
The message is always
OFF
.
Server mode:
ON
: At least one valid Modbus RTU telegram was received (this does not lead to
a Modbus Exception Response.)
OFF
: No Modbus RTU telegram was received within the set monitoring time.
Indication
(Relevant for Operating Mode)
Description
Notes
MAN_SICAM_IO-Unit_7XV5673_US.book Page 210 Thursday, May 10, 2012 10:59 AM