Reliance electric AutoMax 57C328, Instruction Manual

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3Ć31
3.6.4 Replacing the Remote Drive Interface Head
(M/N 57C329)
Use the following procedure to replace the Remote Drive Interface
Head:
Step 1.
Stop any application tasks that may be running.
Step 2. Disconnect the BNC Tee Adapter that connects the
Remote Drive Interface Head to the Remote I/O network.
DANGER
THIS EQUIPMENT IS AT LINE VOLTAGE WHEN AĆC POWER IS CONNECTED.
DISCONNECT AND LOCK OUT ALL UNGROUNDED CONDUCTORS OF THE AĆC
POWER LINE. FAILURE TO OBSERVE THESE PRECAUTIONS COULD RESULT
IN SEVERE BODILY INJURY OR LOSS OF LIFE.
Step 3. Turn off power to the Remote Drive Interface Head
including any power to the wiring leading to the Remote
Drive Interface Head.
Step 4. Disconnect the I/O cables from the I/O port connectors.
Step 5. Using ascrewdriver, remove one of the screws from the
plastic guard covering the terminal strip and slide the
guard to the left to expose the terminals.
Step 6. Disconnect the input power wires.
Step 7. Disconnect the green grounding wire.
Step 8. Remove the #10 bolts and remove the Remote Drive
Interface Head from the mounting surface.
Step 9. Attach the replacement Remote Drive Interface Head to
the mounting surface using #10 (M5) bolts or studs.
Step 10. Connect the green grounding wire.
Step 11. Using ascrewdriver, remove one of the screws from the
plastic guard covering the terminal strip and slide the
guard to the left to expose the terminals.
Step 12. Connect the input power wires. (Refer to section 3.5.3 and
figure 3.21 for input power connection.)
Step 13. Slide the guard back to cover the terminal strip and
replace the screw.
Step 14. Set the drop number (1Ć7) of the Remote Drive Interface
Head using the thumbwheel switch on the faceplate.
Step 15. ReĆconnect the I/O cables to the I/O port connectors.
Step 16. Turn on power to the Remote Drive Interface Head.
Step 17. ReĆconnect the BNC Tee Adapter from the Remote I/O
network to the BNC connector on the Remote Drive
Interface Head faceplate.