Trips and Fault Finding 7-17
DC590+ Series DC Digital Drive
Trip Message and Meaning Possible Reason for Trip
SEQUENCING
Internal sequencing error
Contact Parker SSD Drives
COMMS TIMEOUT
Remote comms timeout
See COMMS TIMEOUT parameter in the SEQUENCING function block
CONFIG ENABLED
The drive was requested to start whilst in Configuration mode
CALIBRATION FAIL
Signal calibration fault
If powering the unit off and on does not remove the problem, a hardware failure is
suspected. Refer to Parker SSD Drives.
NO OP STATION
Keypad has been disconnected from Drive whilst Drive is running in local control.
AUX SUPPLY Check auxilliary supply and/or mains input
COMMS FAULT CODE x
Keypad faulty
Remote cable to keypad faulty
Drive firmware not running
CRITICAL ERROR
xxxx::xxxxxxxx
Contact Parker SSD Drives
Table 7-2 Trip Messages
Self Test Alarms
Self Test Alarm and Meaning Possible Reason for Alarm
(EEPROM) CHECKSUM FAIL
Parameters not saved, or are corrupted.
(The alarm appears at power-up or at the end of “Upload” UDP Transfer)
Corrupted UDP file loaded - press the E key and perform a PARAMETER SAVE.
The Drive will be returned to its factory default values.
LANGUAGE CHECKSUM FAIL
Incorrect language selected, or corrupted
(The alarm appears at power-up or at the end of “Upload” UDP Transfer)
Corrupted UDP file loaded - press the E key and reload the correct language or
de-select the second language.
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