Delta SPC2 fault code meaning
Delta / SPC2
Series: MX300, VP3000
STO channel 2 timeout
AC motor drive
Meaning: The action time difference between channels 1 and 2 is > 500ms, and channel 2 is activated
Possible causes
- Problem with the channel's external PLC device
Source: MX300 Series User Manual (DELTA_IA-MDS_MX300_UM_TC_20260226) P190; VP3000 Series User Manual (DELTA_IA-MDS_VP3000_UM_TC_20250523) P438
Series: VP3000-E
STO channel 2 timeout
AC motor drive
Meaning: The difference in action time between channels 1 and 2 is > 500 ms, and channel 2 acts
Possible causes
- Problem with the channel's external PLC device
- Control board fault
Source: VP3000-E & VP3000-EHS User Manual (DELTA_IA-MDS_VP3000-E-VP3000-EHS_UM_SC_20260306) P403