Ametek Thermox Series 2000 WDG-IV User Manual page 55

SHIELD RING METHOD
Conduit Housing
GROUND STUD METHOD
Conduit Housing
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
Shield Terminal Ring
Quick Disconnet (1/4")
Cable Shield(s)
Max. Length 1 inch
Capacitor
Conduit Nut
Cable Shield(s)
Max. Length 2 inches
Capacitor
Conduit Nut
Nut
Washer
Ring Terminal
Installation | 3-23