Motor Control And I/O Board (Rmio); What This Chapter Contains; Note On Terminal Labelling; Note On External Power Supply - ABB ACS800-U1 Hardware Manual

Motor control and I/O board
(RMIO)

What this chapter contains

This chapter shows the
•
external control connections to the RMIO board for the ACS800 Standard
Control Program (Factory Macro)
•
specifications of the inputs and outputs of the board.

Note on terminal labelling

Option modules (Rxxx) may have identical terminal designations with the RMIO
board.

Note on external power supply

External 24 V DC power supply for the RMIO board is recommended if
•
the application requires a fast start after connecting the input power supply
•
fieldbus communication is required when the input power supply is
disconnected.
The RMIO board can be supplied from an external power source via terminal X23 or
X34 or via both X23 and X34. The internal power supply to terminal X34 can be left
connected when using terminal X23.

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