Installation | 3-23
SHIELD RING METHOD
GROUND STUD METHOD
Shield Terminal Ring
Conduit Housing
Cable Shield(s)
Max. Length 1 inch
Conduit Nut
Quick Disconnet (1/4”)
Capacitor
Conduit Nut
Cable Shield(s)
Max. Length 2 inches
Nut
Washer
Ring Terminal
Conduit Housing
Capacitor
Figure 3-18. Direct shield grounding methods
Transient and RFI interference
This section describes transient and RFI interference precautions:
• Although there are transient and noise protectors on all control unit
I/O connections (communications, current outputs, sensor, etc.), this
protection is intended to act as a last line of defense against unwanted
transient and RFI interference.
• Proper installation practices to prevent the introduction of transients
and noise into the system must be followed. Inductive loads connect-
ed to the control unit must have transient suppressors installed at the