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SCR DC Controls (Continued)
Dual Expansion Board Installation
Procedure:
1.
Be sure drive operation is terminated and secured.
2.
Remove all power sources from the control.
3.
Wait at least 5 minutes for internal capacitors to discharge.
4.
Slide the Group 1 board male connector into the female connector
of the control board. See Figure 3-1.
5.
Securely mount the Group 1 expansion board to the sheet metal
mounting plate using the short standoffs provided in the installation
hardware. See Figure 3-3.
6.
The mechanical installation of the expansion board is now
complete. Refer to the Group 1 manual and configure the jumpers
as desired. Also complete the wiring before you proceed to step 7.
7.
Install the Group 2 board on top of the previously installed Group 1
board by plugging the female connector onto the male connector of
the Group 1 board as shown in Figure 3-3.
8.
Secure this Group 2 board to the Group 1 board using the #6
screws provided. See Figure 3-3.
9.
The mechanical installation of the expansion board is now
complete. Refer to the manual for the Group 2 board and configure
any jumpers and switches as desired. Also complete the wiring for
this board before you proceed to step 10.
10. Restore all power sources to the control.
11. Restore drive operation.
Installation 3-7
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