
©ABB Ltd -32
E-Clipse & VFD Serial Communications Wiring
Preferred Wiring Diagram
NOTES:
1. Use 4 conductor Cable – Tie wire pair 3
rd
& 4
th
to AGND: X2-29.
2. The sheild wires together at Drive – Do Not
terminate at SCR!
3. Terminate Sheild ONLY at “Ground” terminal
in the Building Automation Controller
4. Terminate AGND wire at “Reference” terminal
in the Building Automation Controller
See Note 3: Sheild
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