Alstom MX3EG1A - 6.2.1 Selecting current setting group; 6.2.2 Changing main settings; 6.2.3 Changing spare settings; 6.2.4 Setting output relays

pag. 20
MDE/A133 2295 001
MX3EG1A
If a setting change is made when the
system is 'forced' from the
outside, the following message will be displ
ayed for a few seconds:
[SPARE SETTINGS IN USE]
[FROM EXTERNAL CONTROL]
All the following examples take their start from the main change
menu.
6.2.1 Selecting current setting group
a) Press the key
ò
or
ñ
until the display shows:
[SETTING
IN
USE]
[ MAIN]
b) By pressing the key
ð
you current settings can start being
changed. The display will show:
[SETTINGS
IN
USE]
[ MAIN]
c) By pressing the key
ò
or
ñ
the display will show:
[SETTINGS IN USE]
[ SPARE]
d) By pressing the key
ï
the new selection is
confirmed and the
system goes back to
the main change menu
.The display will
show:
[SETTINGS
IN
USE]
[ SPARE]
6.2.2 Changing main settings
a) Press the key
ò
or
ñ
until the display shows:
[
SET
TIN
GS CHA
NGE
]
[
M
A
I
N
]
b) By pressing the key
ð
you enter the main setting submenu
containing the parameters already listed in
paragraph 6.1.4.
c) Press the key
ò
or
ñ
to scroll the
submenu and t
he
key
ð
to start changing the displayed parameter. The change can be
made by using the keys
ò
or
ñ
.
d) By continuing pressing the key
ï
anywhere in the submenu,
you go back to the
main change menu:
[SETTINGS CHANGE ]
[MAIN ]
Example of setting procedure
Suppose we must enable and set the Dfb a ± 1% threshold
starting fro
m the initial setti
ng of
± 2%.
Follow th
e steps
described
in
a)
and b).
Press the key
ò
or
ñ
until the display shows the selected
threshold to be changed:
[Dfb
±
2%
]
[Dfg
±
15%
]
Press the key
ð
to select the digit to
be changed.
In our example, by pressing the key
ð
once, the display will show:
[Dfb
±
2%
]
[Dfg
±
15%
]
By pressing the key
ñ
or
ò
the selected number is increased or
decreased until the desir
ed value is reached; in our example, by
pressing the key
ò
once, the display will show:
[Dfb
±
1%
]
[Dfg
±
15%
]
Press the key
ï
the cursor goes back to the beginning of the line
and the system goes back to
the main change menu:
[
SET
TIN
GS CH
ANG
E
]
[
M
A
I
N
]
6.2.3
Changing
spare
settings
a) Press the key
ò
or
ñ
until the display shows:
[SETTINGS CHANGE ]
[SPARE ]
b) By pressing the key
ð
you enter the spare settings change
submenu, containing the parameters already listed in paragraph
6.1.5.
c) Press the keys
ò
or
ñ
t o scroll the submenu and the key
ð
to start changing the selected parameter. The change can be
made by using the keys
ò
or
ñ
.
The change procedure is similar to the one shown in the previous
example relative to main settings change.
d) By pressing the key
ï
anywhere in the submenu, you go back
to the main change menu:
[
SET
TIN
GS CH
ANG
E
]
[
SP
AR
E
]
6.2.4 Setting output relays
a) Press the key
ò
or
ñ
until the display shows:
[
OUTPUT
RELAY
]
[
]
b) By pressing the key
ð
you enter the output relay setting
submenu, containing the parameters already listed in paragraph
6.1.9, except for NORMAL.ON (whose setting
is implemented as
described in paragraph 4.2).
c) Press the keys
ò
or
ñ
to scroll the submenu and the key
ð
to start changing the selected parameter. The change can be
made by using the keys
ò
or
ñ
.
d) By pressing the key
ï
anywhere in the submenu you go back
to the main change menu:
[
OUTPUT
RELAY
]
[
]
Example of allocation
Suppose we must allocate the
f+ frequency-increas
e command
to the X2
output relay, by starting from the
initial configuration f+
allocated to X1.
Follow the steps descri
bed in a) and b).
Press the key
ò
or
ñ
until the display shows:
[f+ ]
[REL X1....]