USE
EACH
FUNCTION
UWEGA
1)
The station number
of
the self and the number of connected slave
stations are displayed.
(The contents
of
the
special
registers for link D9243 and D9244
are displayed.)
[Ln]
:
In
the case of a local station
[Rn]
:
In the case of a remote
I/O
station
m
:
Number of connected slave stations
2)
The state
of:
a positiye
loop
line (F loop) or the reverse loop
(R
loop) of the self
is
displayed.
(The contents
of
the
special
relay for link M9241 and M9242 are
displayed.)
OK:
When
the
line
is
,normal
NG: When the line abnormal
3)
Dispfays whether
or
not
a loopback is executed in the self.
(The contents of the special relay for link M9243 are displayed.)
EXECUTED
:
When executing a loopback in the self
NOT
EXE.
:
When not executing a loopback in the self
4)
Displays whether
or
not
I/O
allocation is being executed in a
YES:
When I/O allocation is executed in a master station
NO
:
When
I/O
allocation is not being executed in a master
master station.
station
5)
The error code that is occurring in the self is displayed.
(6)
When a connected station is not performing data link, either
of
the
following message is displayed according
to
the state:
WAITING PARAM.: When waiting for the receive of parameter infor-
DISCONNECTED
:
When the self goes into the disconnected state
mation from the master station
and communications is interrupted
loopback test,
or
station-to-station test
loop test
or
the reverse loop test
OFF-LINE :When the mode of
the
self is set
to
off-line, self-
LOOP TEST
:
When the mode of
the
self is set
to
the positive
t
C*i
t
(7)
Pressing the [END]
or
[CLEAR] keys returns
to
the
"1
:MONITOR" menu.
6-78
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