Siemens G120C Error 2003: Status of the STO terminal for both monitoring channels are different.

Siemens G120C drive · taken from the manufacturer’s manual, pages cited

Fault code2003

The STO terminal status differs between the two monitoring channels on the Siemens G120C. The manual lists no action for this code.

Model
Siemens G120C
Display shows
2003
Type
Fault code
Source
Manual p. 677

What 2003 means

Status of the STO terminal for both monitoring channels are different. p. 677

If 2003 is still not resolved

  • contact service / dealer p. 4
    “Warning concept This Manual contains information which you must observe to ensure your own personal safety as well as to avoid material damage.”
  • contact service / dealer p. 12
    “WARNING Danger to life if the safety instructions and residual risks are not observed”
Open the manual at page 677 All G120C error codes Manual details & download

This page summarises what the manufacturer’s manual says about 2003; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with Siemens. Found a mistake? Report an error.