42 SCS Series Manual — P/N 15712:L 7/18/16
The SCS⁄SCE Cabinet and Chassis Mounting
3.5 Cabinet and Chassis Mounting
Select an appropriate knockout on the enclosure. Mount the cabinet or backbox.
Ground the enclosure to a solid metallic ground, such as a grounded cold water
pipe. Pull all SCS-8 wiring into the enclosure as illustrated in Figure 3.6.
ABS-4D Backbox
The ABS-4D may be surface mounted or semi-flush mounted. Five knockouts are
provided on the top of the box, five on the bottom and three on the back surface.
Six mounting holes are provided on the back surface and two on each side. Back-
box and door dimensions, as well as the spacing of the mounting holes and knock-
outs, are provided in document number 15073, ABS-4D Product Installation
Drawing.
CAB-3, CAB-4 Cabinets
The CAB-3 and CAB-4 Cabinet series are available in four sizes (A through D).
A trim ring is available for semi-flush mounting. Backbox and door dimensions,
as well as the spacing of the mounting holes and knockouts, for all four sizes of
these cabinets are provided in document number 15330, CAB-3/CAB-4 Installa-
tion Drawing.
CHS-4L Chassis
If a CHS-4L is to be used for installing the SCS-8L⁄SCE-8L, mount the chassis to
the cabinet and secure with the hardware provided, as illustrated in Figure 3.7. A
Grounding Cable Assembly may be connected to the chassis mounting stud for
connection to the module's Earth Ground terminal.
For each SCS-8L⁄SCE-8L module to be installed on the chassis, connect two
female-to-female standoffs (provided) to the upper mounting studs on the chassis,
as shown in Figure 3.8.
Custom Graphic Annunciator Cabinets
Follow the instructions from the graphic annunciator manufacturer if installation
is in a graphic annunciator cabinet.
Figure 3.6 Installing the Enclosure
Figure 3.7 Mounting the Chassis
C
G
Figure 3.8 Board Standoffs
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