background image

1

IMPO

RTAN

T:

Go to 

 for the 

comp

lete u

ser g

uide, installation 

instructions

, and specifications

.

www

.extron.com

EWB 112 • Installation Guide

Overview

The Extron EWB 112 is a two-gang external wall box. It provides 
complete compatibility in fit and finish with Extron devices such 
as the MLC Plus 100 and DTP T UWP 4K 232 D. Figure 1 shows 
a typical application.
This guide provides basic instructions for installation of either 
model by an experienced installer.

Equipment Needed but not Provided

• 

Stud detector

• 

Cable raceway (optional)

• 

Electric drill

• 

Fasteners for wall mounting 
(see the table under figure 2, 
below)

• 

Screw driver

• 

Small wire cutters

ON

PC

VIDEO

MUTE

OF

F

LAP

TOP

ON

PC

VID

EO

MU

TE

OF

F

LAP

TOP

MLC Plus 100

EWB 112

Figure 1. 

Typical Application for EWB 110 Series Wall Box

EWB 112 Mounting Holes

The EWB 112 is mounted directly onto the wall. Use the mounting holes shown in figure 2.

#6

M3

6-32

e

A

A

C

C

B

B

E

E

D

D

F

F

Figure 2. 

EWB 112 Mounting Holes

A

  Device mounting holes (4) — use #6-32 screws.

B

  Primary wall mounting holes (4) — use screws and fasteners that are appropriate for the wall.

Wall Type

Fastener

Minimum Size 

Fastener

Quantity

Drill Bit Size

Notes

Dry wall

Toggle bolts

3/16 inch

at least 2

1/2 inch

Wall thickness 3/8 inch minimum

Solid wood

Wood screws

#6

at least 2

1/8 inch

Wall thickness 3/8 inch minimum

Masonry

Masonry screws

3/16 inch

at least 2

5/32 inch masonry bit Do not mount to masonry joints.

C

  Additional wall mounting holes (2) — These holes should be used only if the primary wall mounting holes (

C

) cannot be 

used.

D

  Hole for optional #6 hex grounding screw.

E

  Hole for optional M3 hex grounding screw. 

NOTE:

  The nuts and screws are not provided and must be obtained separately.

F

  Knockout covers (4) — see 

Knockout Covers

 on the next page.

figure 2

wall mounting holes table

Отзывы: