Gefran 1200/1300 Error 4: SBR

Temperature controller · taken from the manufacturer’s manual, pages cited

Error code4

SBR error code is active, indicating broken probe or input values exceeding maximum limits. The manual lists no action for this code.

Model
Gefran 1200/1300
Display shows
SBR (4)
Type
Error code
Source
Manual p. 19

What 4 means

SBR p. 19

If 4 is still not resolved

The manual gives no further instruction for this code. Open the code table in the PDF or contact Gefran service.

This page summarises what the manufacturer’s manual says about 4; 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 Gefran. Found a mistake? Report an error.