Endress+Hauser FMI51, FMI52 Error A 427: Hardware not recognized after replacement

Capacitive level transmitter · taken from the manufacturer’s manual, pages cited

Error codeA 427

Hardware was not recognized after replacement on the Endress+Hauser FMI51, FMI52. The manual's first action is: “Repeat download or perform a total reset.”

Model
Endress+Hauser FMI51, FMI52
Display shows
Hardware not recognized after replacement (A 427)
Type
Error code
Source
Manual p. 84

What A 427 means

Hardware not recognized after replacement p. 84

Common causes

  • Hardware not recognized after replacement p. 84

What to do

  1. Repeat download or perform a total reset. p. 84

If A 427 is still not resolved

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

This page summarises what the manufacturer’s manual says about A 427; 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 Endress+Hauser. Found a mistake? Report an error.