S7999B SYSTEM DISPLAY
65-0283—2
38
Fig. 66. Expanded Annunciator status—middle view.
Fig. 67. Expanded Annunciator status—right view.
NOTE: Pressing the Home or Back button in the upper
corners of the screen will exit the status screen and
return to the Home page.
ControLinks™ Fuel/Air Ratio Control (R7999)
Monitoring the ControLinks™ Fuel/Air Ratio Control system is
performed by clicking on the Fuel/Air Control icon located on
the Home page to display the current configuration status,
actuator positions and terminal states:
1.
Fuel:
• Displays the current position of the fuel actuator.
2.
Air:
• Displays the current position of the air actuator.
3.
FGR:
• Displays the current position of the FGR actuator (if
present).
4.
Firing Rate:
• Displays the current firing rate position (in milliamps).
5.
Aux Temperature Input:
• Displays the actual interpreted temperature reading
from the auxiliary input. If the function is disabled, the
value indicates “disabled.”
6.
Status:
• Indicates system status, for example, manual
modulation, air purge, lightoff sequence, etc.
7.
Cycle:
• Indicates the current cycle of the system, with one
being the first call-for-heat cycle since the system
was commissioned.
8.
Active Alarm:
• Indicates if the system is in an Alarm state.
9.
Alarm History (use Show Faults buttons):
• Displays all alarms that have been generated. The
dropdown box displays the cycle the alarm occurred
in and the alarm type.
10.
Inputs/Outputs:
• All Outputs and Inputs are displayed and their
current state is noted. See R7999 Outputs and
Inputs on page 64 for a description.
11.
Back/Home:
• Go to Home page.
Fig. 68. Fuel/Air Ratio Control status.
