Download AB Quality 1746-P3 Specifications

Transcript
System Installation Recommendations
Grounding Guidelines
61
In solid-state control systems, grounding helps limit the effects of electrical
noise due to electromagnetic interference (EMI). The ground path for the SLC
500 controller and its enclosure is provided by the equipment grounding
conductor.
Scrape paint off panel to insure
electrical connection between
chassis and grounded metal panel.
Metal Panel
(Must be connected
to earth ground.)
Size M4 or M5 (#10 or #12) Internal
Star Washer
4M or 5M (#10 or #12 phillips
screw
Chassis
Mounting Tab
5.2 mm2 (10 AWG) to
Ground Bus
ATTENTION
The 1746 chassis, the enclosure, and other control devices must
be properly grounded. All applicable codes and ordinances must
be observed when wiring the SLC 500 controller system.
Connect Equipment Grounding Conductor to Ground Bus
Ground connections should run from the chassis and power supply on each
SLC 500 controller and expansion unit to the ground bus. Exact connections
will differ between applications.
Publication 1747-UM011G-EN-P - June 2008
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