Rational MI 2072, Modification Instruction

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2 | MI_2072: Removing and installing the I/O board
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1. The I/O board(s) is/are removed.
Installing the I/O board
a
The I/O board is ready for use.
1. Check the position of the dip switch.
NOTICE
Position of the dip switch
Make sure that the dip switch on the I/O board A10 is set correctly. The
position of the switch depends on the unit size and the voltage supply.
Voltage supply L XL
3 NAC 400 V*
3 NAC 415 V
3 AC 220 V
3 AC 440 V 3 AC 400 V
3 AC 200 V
3 AC 440 V (UL)
3 AC 480 V (UL) 3 AC 230 V
3 AC 415 V
3 AC 208 V (UL)
3 AC 240 V
3 AC 240 V (UL)
3 NAC 400 V (Balanced Power)
*Note that the switch position changes with the Balanced Power option. The
option is only available for voltage type 3 NAC 400 V.
1. Clip the new A10 I/O board onto the board holder.
2. Once you have removed the A13 board, the bus cable at position X137 is no
longer in use. Connect the supplied plug 40.02.252 at position X137. Con-
nect the plugs X138, X139, X140, X141 and X142 (for pressure devices)
directly to the A10 I/O board again.
3. Reconnect all connectors to the I/O board.