Siemens 027 fault code meaning
Siemens / 027
Series: SIMODRIVE 611U
HOST interrupt
servo drive
Meaning: An illegal processor interrupt has occurred. An EMC fault or a hardware fault on the control module could be the reason.
Possible causes
Source: SIMODRIVE 611 universal Function Manual FBU 05/2010 (EN, Siemens official site) 7.3