6
Diagnostics
134
Festo – GDCP-CMMO-ST-EA-SY-EN – 2017-05c – English
Diagnostic messages and fault clearance
28h
Homing required
Definable as:
F
/W/-
Diagnostic memory: optional
A valid reference travel has not yet been conducted.
The drive is no longer referenced (e.g. as a result of a logic power failure or because the homing
method or axis zero point has been changed).
Perform homing or repeat the last homing if it was not completed successfully.
– If defined as an error: Error can be reset immediately.
Definable error reaction(s):
B
, C, D, E, F, G
– For parameterisation as a warning: The warning disappears if the homing run has been completed
successfully.
29h
Target position behind negative software limit
Definable as:
F
/-/-
Diagnostic memory: optional
The start of a positioning task was suppressed because the target lies behind the negative software
limit position.
Check target data.
Check positioning area.
Check position set type (absolute/relative?).
– Resettable: Error can be reset immediately.
Definable error response(s):
B
, C, E, F
2Ah
Target position behind positive software limit
Definable as:
F
/-/-
Diagnostic memory: optional
The start of a positioning task was suppressed because the target lies behind the positive software
limit position.
Check target data.
Check positioning area.
Check position set type (absolute/relative?).
– Resettable: Error can be reset immediately.
Definable error response(s):
B
, C, E, F
2Bh
Firmware update, invalid firmware
Definable as:
F
/W/-
Diagnostic memory: optional
The firmware update process could not be performed. The firmware version is incompatible with the
hardware used.
Determine the version of the hardware. You can ascertain the compatible firmware designs and
download the appropriate firmware from the Festo website.
– If defined as an error: Error can be reset immediately.
Definable error reaction(s):
A
– For parameterisation as a warning: The warning disappears if a new FW download process is star
ted.