HMS Industrial Networks Anybus CompactCom Modbus/TCP w. IT-Functionality Error 21: (reserved)

Anybus CompactCom Modbus/TCP · taken from the manufacturer’s manual, pages cited

Error code21

This error code is reserved and has no specific meaning yet. The manual lists no action for this code.

Model
HMS Industrial Networks Anybus CompactCom Modbus/TCP w. IT-Functionality
Display shows
(reserved) (21)
Type
Error code
Source
Manual p. 80

What 21 means

(reserved) p. 80

Common causes

If 21 is still not resolved

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

This page summarises what the manufacturer’s manual says about 21; 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 HMS Industrial Networks. Found a mistake? Report an error.