GE 750 - Page 415

GE Power Management 750/760 Feeder Management Relay 17-
9
17 COMMISSIONING 17.4 LOGIC/VIRTUAL INPUTS
17
For
INPUT ASSERTED LOGIC
setpoints set to Open | V
off
:
1. 2.
3. Check that there is no lo
g
ic input dia
g
nostic messa
g
e on the displa
y
.
4. Set the monitored contact for the lo
g
ic input pro
g
rammed in setpoint messa
g
e
USER INPUT A SOURCE
to the
open state and the virtual input to the on state. Check that the dia
g
nostic messa
g
e, either
User Input A
or
the name pro
g
rammed in setpoint
USER INPUT A NAME
, appears on the displa
y
with the 3 auxiliar
y
LED and
rela
y
activated. Check in the Event Recorder that the selected function has been invoked.
5. Leave the monitored contact in the open state and put the virtual input in the off state. Check that the dia
g
-
nostic messa
g
e, the 3 auxiliar
y
LED and rela
y
remain activated.
6. Set the monitored contact to the closed state and leave the virtual input in the off state. Check that the
dia
g
nostic messa
g
e, the 3 auxiliar
y
LED and rela
y
remain activated.
7. Leave the monitored contact in the closed state and put the virtual input in the on state. Check that the
dia
g
nostic messa
g
e is removed from the displa
y
with the 3 auxiliar
y
LED and rela
y
deactivated.
8. Repeat steps 3 throu
g
h 7 for all functions pro
g
rammed to be asserted b
y
a
Open| V
off
input.
For
INPUT ASSERTED LOGIC
setpoints set to Closed X V
on
:
1. 2.
3. Check that there is no lo
g
ic input dia
g
nostic messa
g
e on the displa
y
.
4. Set the monitored contact for the lo
g
ic input pro
g
rammed in setpoint messa
g
e
USER INPUT A SOURCE
to the
closed state and the virtual input to the off state. Check that the dia
g
nostic messa
g
e, either
User Input A
or
the name pro
g
rammed in setpoint
USER INPUT A NAME
, appears on the displa
y
with the 3 auxiliar
y
LED and
rela
y
activated. Check in the Event Recorder that the selected function has been invoked.
5. Leave the monitored contact in the closed state and put the virtual input in the on state. Check that the
dia
g
nostic messa
g
e is removed from the displa
y
with the 3 auxiliar
y
LED and rela
y
deactivated.
6. Set the monitored contact to the open state and leave the virtual input in the on state. Check that the dia
g
-
nostic messa
g
e appears on the displa
y
with the 3 auxiliar
y
LED and rela
y
activated.
7. Leave the monitored contact in the open state and put the virtual input in the off state. Check that the dia
g
-
nostic messa
g
e is removed from the displa
y
with the 3 auxiliar
y
LED and rela
y
deactivated.
8. Repeat steps 3 throu
g
h 7 for all functions pro
g
rammed to be asserted b
y
a
Closed X V
on
input.
For
INPUT ASSERTED LOGIC
setpoints set to Closed X V
off
:
1. 2.
3. Check that there is no lo
g
ic input dia
g
nostic messa
g
e on the displa
y
.
4. Set the monitored contact for the lo
g
ic input pro
g
rammed in setpoint messa
g
e
USER INPUT A SOURCE
to the
closed state and the virtual input to the on state. Check that the dia
g
nostic messa
g
e, either
User Input A
or
the name pro
g
rammed in setpoint
USER INPUT A NAME
, appears on the displa
y
with the 3 auxiliar
y
LED and
rela
y
activated. Check in the Event Recorder that the selected function has been invoked.
5. Leave the monitored contact in the closed state and put the virtual input in the off state. Check that the
dia
g
nostic messa
g
e is removed from the displa
y
with the 3 auxiliar
y
LED and rela
y
deactivated.
6. Set the monitored contact to the open state and leave the virtual input in the off state. Check that the dia
g
-
nostic messa
g
e appears on the displa
y
with the 3 auxiliar
y
LED and rela
y
activated.
7. Leave the monitored contact in the open state and put the virtual input in the on state. Check that the dia
g
-
nostic messa
g
e is removed from the displa
y
with the 3 auxiliar
y
LED and rela
y
deactivated.
8. Repeat steps 3 throu
g
h 7 for all functions pro
g
rammed to be asserted b
y
a
Closed X V
off
input.