ABB ACS800 Series Hardware Manual page 85

Connect the ASTO board as follows:
• Remove the cover of the enclosed ASTO unit by undoing the fixing screws (1).
• Ground the ASTO unit via the bottom plate of the enclosure or via terminal X1:2
or X1:4 of the ASTO board.
• Connect the cable delivered with the kit between terminal X2 of the ASTO board
(2) and drive terminal X41.
WARNING! Use only the ASTO cable delivered with the kit. Using another cable or
modifying the cable may cause a malfunction of the drive.
• Connect a cable between connector X1 of the ASTO board (3) and the 24 V DC
source.
• Fasten the cover of the ASTO unit back with screws.
Note! 24 V DC
3
X2
Installation of the ASTO board (Safe torque off, +Q967)
1
2
85