Rockwell Automation Publication 750-PM001N-EN-P - February 2017 315
Troubleshooting Chapter 6
158 DigIn Cfg C Alarm 2 Digital input conflict. Input functions that cannot be assigned to the
same digital input have been selected (for example run and stop).
Correct Digital Input configuration.
Digital Input combinations marked “
•” cause an alarm.
161 Sleep Config Alarm 2 There is a Sleep/Wake configuration error. With Sleep Wake Mode =
Direct, possible causes include:
Drive is stopped and Wake Level < Sleep Level.
Stop=CF, Run, Run Fwd, or Run Rev is not configured in Digital Input
functions.
162 Waking Alarm 1 The Wake timer is counting toward a value that starts the drive.
168 HeatSinkUnderTmp Resettable Fault Heatsink temperature sensor is reporting a value below -18.7 °C (-
1.66 °F) or the sensor feedback circuit is open.
See P943 [Drive Temp Pct] and/or P944 [Drive Temp C].
169 PWM Freq Reduced Alarm 1 The PWM Frequency has been reduced from the value set in P38
[PWM Frequency] due to excessive IGBT junction temperatures.
See also P420 [Drive OL Mode].
170 CurLimit Reduced Alarm 1 The current limit value has been reduced from the value set in
[Current Limit n] due to excessive IGBT junction temperatures or P940
[Drive OL Count] = 95 %.
See also P420 [Drive OL Mode].
Event
No.
Fault/Alarm Text Type Fault
Action
Configuration
Parameter
Auto
Reset
Description/Action(s)
DI Stop Mode B
DI Speed Sel 2
DI Speed Sel 1
DI Speed Sel 0
DI Manual Ctrl
DI Decel 2
DI Accel 2
DI Fwd Reverse
DI Jog 2 Reverse
DI Jog 2 Forward
DI Jog 2
DI Jog 1 Reverse
DI Jog 1 Forward
DI Jog 1
DI Run Reverse
DI Run Forward
DI Run
DI Start
DI HOA Start
DI Clear Fault
DI Aux Fault
DI Cur Lmt Stop
DI Coast Stop
DI Stop
DI Stop
••••••••• •• •••••••••
DI Coast Stop
••••••••• •• •••••••• •
DI Cur Lmt Stop
••••••••• •• ••••••• ••
DI Aux Fault
••••••••••••••••••• •••
DI Clear Fault
••••••••• •• ••• ••••
DI HOA Start
••• ••• • • ••••
DI Start
••• ••• • • ••••
DI Run
••••••• • • •••••
DI Run Forward
•••••• •• •• • •••••
DI Run Reverse
•••••• •• •• • •••••
DI Jog 1
••• ••• • ••• •
DI Jog 1 Forward
•••••• •• • •• •••••
DI Jog 1 Reverse
•••••• •• • •• •••••
DI Jog 2
••• ••• •••••
DI Jog 2 Forward
•••••• • •• •• •••••
DI Jog 2 Reverse
•••••• • •• •• •••••
DI Fwd Reverse
•••••• • • ••••••••
DI Accel 2
•••• •••••••••••••••••
DI Decel 2
•••• •••••••••••••••••
DI Manual Ctrl
••• ••••• •• ••• •••••
DI Speed Sel 0
•• ••••••••••••••••••••
DI Speed Sel 1
• •••••••••••••••••••••
DI Speed Sel 2
••••••••••••••••••••••
DI Stop Mode B
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