Service functions and error messages
Page 147
Error message
Meaning of the error message
Measures
Main
index
Sub index
Action:
This is an internal error in the module that should
not occur during operation.
Check the operating conditions
(temperature, air humidity, condensation).
Check the EMC wiring as specified and
screening design; are there any external
interference sources?
Safety module may be faulty – is error
eliminated after replacing the module?
Check whether new firmware for the servo
drive or a new version of the safety module
is available from the manufacturer.
59
1
FSM: Fail-safe mode supply/safe pulse
inhibitor
Cause:
Internal error in module in failsafe supply circuit
section or in the driver supply for the upper and
lower switches.
Action:
Module faulty, replace.
2
FSM: Logic failure / intermediate circuit Cause:
Reference voltage 2.5 V outside tolerance.
Logic supply overv24 V detected.
Action:
Module faulty, replace.
3
FSM: Error internal power supply
Cause:
Voltage (internal 3.3 V, 5 V, ADU reference)
outside the permissible range.
Action:
Module faulty, replace.
4
FSM: Error management, too many
Cause:
Too many errors have occurred simultaneously.
