AB Quality 1756-ENBT ControlLogix, Руководство по установке

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ControlLogix Voltage/Current Output Module 7
Publication 1756-5.42 - September 1999
Wire the Removable Terminal Block
Wire the RTB before installing it onto the module. Use a 5/16 inch (8mm)
maximum flat-bladed screwdriver.
,03257$17
: Pull the housing off of the RTB before wiring.
Shielded cable is required when using this module. We recommend using Belden
8761 cable to wire the RTB. The RTB terminations can accommodate 14-22 gauge
shielded wire.
Connect grounded end of the cable
Ground the drain wire.
,03257$17
: We recommend grounding the drain wire at the field-side. If you
cannot ground at the field-side, ground at an earth ground on the chassis as shown.
Connect the insulated wires to the field-side.
Connect ungrounded end of the cable
Cut the foil shield and drain wire back to the cable casing and apply shrink
wrap.
Connect the insulated wires to the RTB (see page 8).
20104-M
20918-M
a. Remove a length
of cable jacket
from the
connecting cable.
b. Pull the foil shield
and bare drain
wire from the
insulated wire.
c. Twist the foil shield
and drain wire
together to form a
single strand.
d. Attach a ground lug
and apply heat
shrink tubing to the
exit area.
e. Connect the drain wire to a
chassis mounting tab.
Use any chassis mounting
tab that is designated as a
functional signal ground.
Chassis mounting tab
Drain wire with ground lug
4M or 5M (#10 or #12)
phillips screw and star
washer (or SEM screw)
4M or 5M (#10 or #12)
star washer