MID-7654/7652 Servo Power Motor Drive User Guide
18
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Caution
The servo motor connectors on this drive are energized when the unit is powered on. The
rear guard must be in place at all times while the unit is connected to a power outlet. Disconnect the
MID-7654/7652 unit from power outlet before connecting wires to or disconnecting wires from
the servo motor connectors. Strip back the insulation of the servo motor wires to the servo motor
connectors no more than 7 mm. Reattach the rear guard before you reconnect the unit to a power
outlet.
Failure to do so could result in electric shock leading to serious bodily injury or death
.
Follow these steps carefully to ensure safe operation of your MID-7654/7652:
1.
Ensure that the MID-7654/7652 is powered off and disconnected from the power outlet before
wiring any cables to the unit. The +5V green LED should not be illuminated after the
MID-7654/7652 is powered off and disconnected from the power outlet.
2.
Ensure that the bottom mounting plate of the rear guard is securely fastened to both sides of the
MID-7654/7652, as shown in Figure 10.
3.
Remove the protection plates for the axes to be used, rotate, and re-install the protection plates in
the open position, as shown in Figure 11.
Figure 11.
Protection Cover and Protection Plates: Used Axes 1 & 2, Unused Axes 3 & 4.
Note
The protection plates for any unused axes should remain installed in the closed position at all
times, as shown on axes 3 and 4 in Figure 11. For axes you are using, the protection plates must be
removed, rotated, and re-installed in the open position, as shown on axes 1 and 2 in Figure 11.
Contact your National Instruments sales representative to replace lost protection plates
(part number 188063A-01).
4.
Remove the protection cover using the following procedure:
a.
Remove the two screws that attach the protection cover to the side of the bottom mounting
plate, as shown in Figure 10.
b.
Lift the protection cover from the slot on the bottom mounting plate, as shown in Figure 9.
1
Protection Cover
2
Protection Plate
2
