Yaskawa CIMR-UU4A0216F [390/644] Alarm outputs for maintenance monitors

Yaskawa CIMR-UU4A0040A [390/644] Alarm outputs for maintenance monitors
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Alarm Outputs for Maintenance Monitors
An output can be set up to inform the user when a specific components has neared its expected performance life.
When one of
multi-function digital output terminals has been assigned the maintenance monitor function (H2-oo = 2F), the
terminal will close when the cooling fan, DC bus capacitors, or DC bus pre-charge relay reach 90% of expected performance
life. Additionally the digital operator will display an alarm like shown in Table 7.5 to indicate the specific components that
may need maintenance.
Table 7.5 Maintenance Alarms
Display Function Corrective Action
LT-1
<1>
The cooling fans have reached 90% of their designated life time. Replace the cooling fan.
LT-2
<1>
The DC bus capacitors have reached 90% of their designated life
time.
Contact a Yaskawa representative or the
nearest Yaskawa sales
office on possible drive
replacement.
LT-3
<1>
The pre-charge circuit has reached 90% of its designated life time.
Contact a Yaskawa representative or the
nearest
Yaskawa sales office on possible drive
replacement.
<1>
This alarm message will be output only if the Maintenance Monitor function is assigned to one of the digital outputs (H2-oo = 2F). The alarm
will also trigger a digital output that is programmed for alarm indication (H2-oo = 10).
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Related Drive Parameters
Use
parameters o4-03,
o4-05, and o4-07, to reset a Maintenance Monitor to zero after replacing a specific component. Refer
to Parameter List on page 441 for details on parameter settings.
NOTICE: If these parameters are not reset after the corresponding parts have been replaced, the Maintenance Monitor function will continue
to count down the performance life from the value that was reached with the old part. If the Maintenance Monitor is not reset, the drive will
not have the correct value of the performance life for the new component.
7.3 Periodic Maintenance
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YASKAWA ELECTRIC SIEP C710636 04C U1000 Industrial MATRIX Drive Technical Manual

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