Vertiv Liebert iCOM DP400/500, Installer/User Manual

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Event Description
PB1
COMMUNICATE
FAIL
Ethernet communications failure. Pump not shut down.
• Event is reset when condition clears.
USB communications failure. Pump not shut down.
• Event is reset when condition clears.
PB2
COMMUNICATE
FAIL
Ethernet communications failure. Pump not shut down.
• Event is reset when condition clears.
USB communications failure. Pump not shut down.
• Event is reset when condition clears.
PB1 COND TO
PUMP TEMP
Temperature variance from condenser 1 output to pump 1 input exceeds allowed parameters. Pump shut down.
• Event is reset when iCOM requests a new startup.
PB2 COND TO
PUMP TEMP
Temperature variance from condenser 2 output to pump 2 input exceeds allowed parameters. Pump shut down.
• Event is reset when iCOM requests a new startup.
MM Cycle Lock
Out
Liebert® EconoPhase operating in Mixed Mode has failed to control cooling 10 times in 6 hours.
• Mixed Mode operation is disabled until the event is manually reset.
PB Cycle Lock
Out
Liebert® EconoPhase in Pump Mode has failed to control cooling 5 times consecutively at full-pump-capacity temperature conditions.
• EconoPhase operation is disabled until the event is manually reset.
Table 4.4 Events Specific to Liebert EconoPhase (continued)
4.4 Enabling the Audible Alarm Notification
1. Touch , then > Display Options > Display Properties .
The UNIT DISPLAY panel opens.
2. Touch the Alarm Buzzer Pattern value, and select a pattern from the drop-down list.
• Selecting None disables the audible notification.
3. Touch Save to save the property settings.
• Touch Cancel to discard changes.
4.5 Remote Alarm Device and Customer Input Events
Remote alarm devices are various sensors and detectors outside the cooling unit that provide information about conditions
and situations that may affect operation. Remote alarm devices (RAD) include smoke detectors, filter condition, valve status.
Included in the RADs option are up to four customer input events depending on cooling unit configuration. In some cases,
two additional, optional customer input events are available. See
Setting Up Customer Input Events on the facing page.
RAD and customer input notifications are set in the same way as other events. See Selecting Event Type and
Setting Alarm/Warning Notification on page 45.
Vertiv™ | Liebert® iCOM™ Installer/User Guide
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