Alstom MX3EG1A - 6.1.9 Displaying output relays; 6.1.10 Displaying digital inputs

pag. 17
MDE/A133 2295 001
MX3EG1A
total trips caused by LB
or DB synchronization sequence (ON-
CHECK) interrupted by external event
EXT1
EXT1 T
partial
trips caused by LB
or DB synchronization sequence (ON-
CHECK) interrupted by external event
EXT1
EXT1 P
total trips caused by LB
or DB synchronization sequence (ON-
CHECK) interrupted by external event
EXT2
EXT2 T
partial trips caused by LB or
DB synchronization sequence (ON-
CHECK) interrupted by external event EXT2
EXT2 P
total trips caused by LB synchronization sequence correctly
carried out
SYNC LB OK T
partial trips caused by
LB synchronization sequence correctly
carried out
SYNC LB OK P
total trips caused by DB synchronization sequence correctly
carried out
SYNC DB OK T
partial trips caused by
DB synchronization sequence correctly
carried out
SYNC DB OK P
c) By pressing RESET you can reset the partial counter displayed.
d) By pressing the key
ï
anywhere in the submenu, you go back
to the main reading menu:
[ COUNTERS ]
[P
=
RESETTABLE]
6.1.8 Displaying events
a) Press the key
ò
or
ñ
until the display shows:
[ EVENTS ]
[EVENT
1=LAST
]
b) By pressing the key
ð
you enter the submenu where the eight
events can be selected. The display will show:
[EVEN.1 GG/MM/AA ]
[ hh:mm:ss.xxx ]
The first line displays the event number, the
day, month and year,
whereas the second line lists the time,
minutes, seconds and
milliseconds concerning the event.
c) By pressing the key
ò
or
ñ
you select the event to be
displayed. Once the selection
has been completed, by
pressing
the key
ð
, you will enter the eve
nt display submenu; by pressing
the keys
ò
or
ñ
the following submenu is
scrolled:
event type or cause
(1)
bar
frequency value in Hz at
the time of
the event
fb_E
generator freque
ncy value in Hz
at the time of the
event
fg_E
bar voltage value in multiples of Ubn at
the time of the event
Ub_E
generator voltage value in multiples of Ugn at the time of the event
Ug_E
phase difference value in grades at the
time of the event
Dp_E
parallel sequence total time expressed in
minutes and seconds
a
t
t
h
e
t
i
m
e
o
f
t
h
e
e
v
e
n
t
t
s
_
E
no. of parallel attempts at the time of the even
t
Ns_E
(1)
The causes that lead to an event are those listed in the previous
paragraph on counters.
d) By pressing the key
ï
anywhere in the submenu, you go back
to the event reading submenu; follow the steps
described in c) to
display other events.
Press the key
ï
anywhere in the submenu
to go back to the
main reading menu:
[ EVENTS ]
[EVENT
1=LAST
]
6.1.9 Displaying output relays
a) Press the key
ò
or
ñ
until the display shows:
[OUTPUT
RELAY
]
[
]
b) By pressing the key
ð
,
you enter the s
ubmenu that disp
lays
the allocation of auxiliary output relays. The display will
show:
[f+ ]
[REL X1....]
The first line displays the function that is associated with the relay
or relays shown in the
second line.
Press the keys
ò
or
ñ
to scroll the submenu.
The functions the output relays are associated with are as
follows:
f
r
e
q
u
e
n
c
y
-
i
n
c
r
e
a
s
e
c
o
m
m
a
n
d
f
+
f
r
e
q
u
e
n
c
y
-
d
e
c
r
e
a
s
e
c
o
m
m
a
n
d
f
-
v
o
l
t
a
g
e
-
i
n
c
r
e
a
s
e
c
o
m
m
a
n
d
U
+
v
o
l
t
a
g
e
-
d
e
c
r
e
a
s
e
c
o
m
m
a
n
d
U
-
5
2
p
a
r
a
l
l
e
l
b
r
e
a
k
e
r
c
l
o
s
i
n
g
c
o
m
m
a
n
d
X
5
2
The variable NORMAL.ON. indicates whether all the
output relays
are pre-set to be normally energized or not.
c) Press the key
ï
anywhere in the submenu to go back to the
main reading menu:
[
OUTPUT
RELAY
]
[
]
6.1.10 Displaying digital inputs
a) Press the key
ò
or
ñ
until the display shows:
[
DIGITAL
]
[
INPUTS
]
b) By pressing the key
ð
you enter the submenu that displays the
allocation of the digital
inputs.
The first displaying refers to the digital inputs to be
enabled by
normal energizing (
↑
) or de-energizing (
↓
); the display unit will
show:
[IN
DIG
12345]
[ENABLED
↑↑↑↑↑
]
Press the keys
ò
or
ñ
to scroll the submenu.
The second displaying re
fers to the digital
inputs to be enabled
on front (F) or on level (L); the display unit will sh
ow:
[IN
DIG
12345]
[FR/LEV LLLFL]