Specifications

CP143 H1 / TCP/IP manual The CP143 H1 / TCP/IP network board
Rev. 00/07 4-27
4.3.6.2 Important status and error indicators of the CP143 H1 / TCP/IP
Here follow important status and error indicators that may be signalled via the indicator word.
The data consists of "HEX"-patterns that are similar to those of the status / control-var-test function
of the PG on the PLC. The X indicates arbitraryor irrelevant"; No. is the error number.
Indicator words that may occur are
Indicatorword:XFXA
Error indicator "F" signifies that the respective task has not been defined on the CP 143. The task is
blocked by the status indicator A (for SEND / FETCH and RECEIVE).
Indicatorword:XAXA
Error indicator "A" signifies that the connection for the communication task has not been
established. Status indicator "A" inhibits SEND as well as RECEIVE and FETCH.
Indicator word: X 0 X 8
The connection has been established again (e.g. when the CP has restarted) and SEND is enabled
(SEND-communication task).
Indicator word: X 0 X 9
The connection has been established again, RECEIVE is enabled. (RECEIVE-communication task).
Indicator word: X 0 2 4
SEND was processed without errors, the data has been transferred.
Indicator word: X 0 4 5
RECEIVE was processed without errors, the data was received by the PLC.
Indicator word: X 0 X 2
The SEND, RECEIVE, READ or the WRITE task is active. For a SEND task the indicator signifies
that the remote has not yet changed to RECEIVE. For a RECEIVE task the indicator signifies that
the remote has not issued a SEND.