Graco 24N468, Instructions Manual

Page: 18 / 30

Operation
18 3A2960G
Operation
Run Mode
The controller is in RUN MODE providing the following
circumstances are present:
• The controller is not in SETUP MODE.
• An Alarm is not active.
Pressure Mode: Pump ON
The display indicates the amount of backup time
remaining (see
Pressure Control (on:Pr) ON Setup ,
page 14).
• The Pressure ON LED illuminates and the pump
output is enabled as long as the system is in the
Pump ON state.
• If the pressure switch input is activated before the
Backup Pump On Time expires, the system
switches to a Pump OFF state.
• If the pressure switch is NOT activated before the
Backup Pump On Time expires the system faults,
goes to the Pump OFF state and pauses until the
alarm is cleared.
• Pump ON time is shown in MM:SS
(minutes:seconds)
Pressure Mode: Pump OFF
The display indicates the amount of time remaining in
the pump OFF cycle, counting down the Pump OFF time
value (see
Programming OFF TIME Duration , page
16).
• The pump output is disabled during the Pump OFF
time.
• The Time OFF LED is illuminated as long as the
system is in the Pump OFF state.
• Pump OFF time is shown in HH:MM (hours:minutes)
or MM:SS if the time remaining is less than an hour.
Cycle Mode: Pump ON
The display alternates between the number of cycles
remaining and indicates the amount of time remaining in
the pump cycle, counting down the Backup Pump ON
time value (see
Cycle Control (on:CY) ON Setup page
14).
• The Cycle ON LED illuminates and the pump output
is enabled as long as the system is in the Pump ON
state.
• If the Input Cycle Switch is activated the amount of
times equal to the Cycle Definition variable before
the Backup Pump On Time expires, the system
switches to a Pump OFF state.
• If the cycle switch is NOT activated the number of
times equal to the cycle definition variable before
the Backup Pump On Time expires the system
faults, goes to the Pump OFF state and pauses until
the Alarm is cleared.
• Pump ON time is shown in MM:SS
(minutes:seconds)
Cycle Mode: Pump OFF
The display indicates the amount of time remaining in
the pump OFF cycle, counting down the Pump OFF time
value (see
Programming OFF TIME Duration , page
16).
• The pump output is disabled during the Pump OFF
time.
• The Time OFF LED illuminates as long as the
system is in the Pump OFF state.
• Pump OFF time is shown in HH:MM (hours:minutes)
or MM:SS, if the time remaining is less than an hour.