Loss of Flow Pump 2—Enables or disables the Loss of Flow Pump 2 event, which occurs when Pump 2 is
commanded to run and the differential pressure switch does not sense differential pressure. Sets how the
event is reported: as an alarm, a warning or a message. Specifies how long the control waits before
reporting the event.
Pump Short Cycle—Enables or disables the Pump Short Cycle event, which occurs when flow is not
established by either pump for 30 minutes. Sets how the event is reported: as an alarm, a warning or a
message. Specifies how long the control waits before reporting the event.
Compressor(s) Lockout—Enables or disables the Compressor(s) Lockout event, which occurs when the
Customer Input 1 is configured for “Comp Lock PD” and 24VAC is applied to the input. Sets how the event
is reported: as an alarm, a warning or a message. Specifies how long the control waits before reporting the
event.
Figure 6.36 Set alarms, page 5 of 7
Comp 1A High Pressure—Enables or disables the Comp 1A High Pressure event, which occurs when the
controls senses a high-pressure signal from Compressor 1 A. Sets how the event is reported: as an alarm, a
warning or a message. Specifies how long the control waits before reporting the event.
Comp 1A Short Cycle—Enables the Comp 1A Short Cycle event, which occurs when Compressor 1A turns
On, Off, then back On 10 times within 1 hour. Sets how the event is reported: as an alarm, a warning or a
message. Specifies how long the control waits before reporting the event.
Comp 1B High Pressure—Enables or disables the Comp 1B High Pressure event, which occurs when the
controls senses a high-pressure signal from Compressor 1 B. Sets how the event is reported: as an alarm, a
warning or a message. Specifies how long the control waits before reporting the event.
Comp 1B Short Cycle—Enables or disables the Comp 1B Short Cycle event, which occurs when
Compressor 1B turns On, Off, then back On 10 times within 1 hour. Sets how the event is reported: as an
alarm, a warning or a message. Specifies how long the control waits before reporting the event.
Vertiv | Liebert® XDC™ User Manual | 98
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