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Rockwell Automation Publication 2198-UM002E-EN-P - February 2018
Chapter 7
Troubleshoot the Kinetix 5700 Drive System
SAFE FLT Fault Codes
For troubleshooting 2198-
xxxx
-ERS3 inverter SAFE FLT fault codes, refer to
(hardwired safety) or
(integrated safety).
For troubleshooting 2198-
xxxx
-ERS4 inverter SAFE FLT fault codes, refer to
the Kinetix 5700 Safe Monitor Functions Safety Reference Manual,
publication
.
Table 100 - NODE ALARM Fault Codes
Exception Code on Display
Exception Text
Problem
Possible Solutions
Module
NODE ALARM 01 – LATE CTRL
UPDATE
Control Connection Update
Alarm
Updates from the controller have been late.
• Remove unnecessary network devices from the motion
network
• Change network topology so that fewer devices share
common paths
• Use high performance network equipment
• Use shielded cables
• Separate signal wiring from power wiring
Inverters
DC-bus PS
NODE ALARM 03 – CLOCK JITTER
Clock Jitter Alarm
The sync variance has exceeded the sync
threshold while the device is running in sync
mode.
• Route the network cable away from potential noise sources
• Reduce the number of devices on the EtherNet/IP network
Inverters
DC-bus PS
NODE ALARM 04 – CLOCK SKEW
ALARM
Clock Skew Alarm
The controller time and the drive’s time are
not the same.
• Check the Ethernet connection
• Check controller and Ethernet switch operation
Inverters
DC-bus PS
NODE ALARM 05 – CLOCK SYNC
ALARM
Clock Sync Alarm
Drive's local clock has lost synchronization
with controller's clock for a short time during
synchronous operation.
• Check the Ethernet connection
• Check controller and Ethernet switch operation
Inverters
DC-bus PS