C User Input A Function Setpoint Set To Control - GE 750 Instruction Manual

17.4 LOGIC/VIRTUAL INPUTS
For
INPUT ASSERTED LOGIC
1. 2.
3. Check that there is no logic input diagnostic message on the display.
4. Set the monitored contact for the logic input programmed in setpoint message
open state and the virtual input to the off state. Check that the diagnostic message, either User Input A or
the name programmed in setpoint
relay 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 on state. Check that the diag-
nostic message is removed from the display with the 3 auxiliary LED and relay deactivated.
6. Set the monitored contact to the closed state and leave the virtual input in the on state. Check that the
diagnostic message appears on the display with the 3 auxiliary LED and relay activated.
7. Leave the monitored contact in the closed state and put the virtual input in the off state. Check that the
diagnostic message is removed from the display with the 3 auxiliary LED and relay deactivated.
8. Repeat steps 3 through 7 for all functions programmed to be asserted by a Open X V
For
INPUT ASSERTED LOGIC
1. 2.
3. Check that there is no logic input diagnostic message on the display.
4. Set the monitored contact for the logic input programmed in setpoint message
open state and the virtual input to the on state. Check that the diagnostic message, either User Input A or
the name programmed in setpoint
relay 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 diag-
nostic message is removed from the display with the 3 auxiliary LED and relay deactivated.
6. Set the monitored contact to the closed state and leave the virtual input in the off state. Check that the
diagnostic message appears on the display with the 3 auxiliary LED and relay activated.
7. Leave the monitored contact in the closed state and put the virtual input in the on state. Check that the
diagnostic message is removed from the display with the 3 auxiliary LED and relay deactivated.
8. Repeat steps 3 through 7 for all functions programmed to be asserted by a Open X V
c) USER INPUT A FUNCTION SETPOINT SET TO CONTROL
17
The procedure to test this element is identical to that outlined for
with the following exceptions: there will not be any diagnostic message or Alarm LED.
d) USER INPUT A FUNCTION SETPOINT SET TO TRIP
The procedure to test this element is identical to that outlined for
with the following exceptions. The 1 TRIP relay and LED will activate along with the 3 auxiliary relay and LED.
At the end of each test, a reset must be performed in order to clear the trip diagnostic message and TRIP sta-
tus LED.
Follow the Virtual On and Virtual Off Input Asserted Logic procedures outlined for
17-
10
Courtesy of NationalSwitchgear.com
setpoints set to Open X V
USER INPUT A NAME
setpoints set to Open X V
USER INPUT A NAME
750/760 Feeder Management Relay
:
on
, appears on the display with the 3 auxiliary LED and
:
off
, appears on the display with the 3 auxiliary LED and
USER INPUT A FUNCTION
USER INPUT A FUNCTION
17.4.2 VIRTUAL INPUTS 15-20
17 COMMISSIONING
to the
USER INPUT A SOURCE
input.
on
to the
USER INPUT A SOURCE
input.
off
setpoint set to Alarm ,
setpoint set to Alarm ,
.
LOGIC/VIRTUAL INPUTS 1-14
GE Power Management