Ff 220t setup guide (continued) – Extron Electronics FF 220T Setup Guide User Manual
Page 2
2
5.
Route the cables through the cover plate —
Using a flexible conduit:
a. Route the wires through the conduit.
b. Insert the conduit into the cover plate opening
using an appropriate conduit adapter, and secure
the conduit to the plate, as shown below.
c. Pull the wires out of the conduit and through the
cover plate.
6.
Distributed audio system (70 V or 100 V) or direct connection —
• if wiring a 70 V or 100 V distributed system and using the transformer, proceed to step
• if bypassing the transformer and wiring directly from the amplifier, proceed to step
.
7.
For 70 V or 100 V distributed audio systems, connect cables from the amplifier to the transformer on the FF 220T transformer
cover plate.
Amplifier
70 V or 100 V Distribution System
(through the transformer)
FF 220T
Additional FF 220Ts
can be attached to
to the tap connector.
See step
7f.
Transformer
Transformer
FF 220T
Black (-)
To Second
Speaker
Red (+)
Red (+)
Black (-)
From Amplifier
(70V/100V)
(Red) To Speaker + Terminal
(Black) To Speaker - Terminal
NC
1 W
2 W
4 W
8 W
16
W
COM
70
V
100
V
CO
M
NC
16
W
8 W
4 W
2 W
1 W
a.
Pull the wires from the amplifier through and out of the conduit, if a conduit is used.
b.
Route the two wires from the amplifier through the cover plate hole to the transformer side. See the wire gauge table on
page
for maximum speaker wire sizes.
Cable Clamp Adapter
Transformer Cover Plate
Secondary Attachment
Point
Rear of Speaker
Flexible Conduit Adapter
Flexible Conduit
Transformer Cover Plate
Secondary Attachment
Point
Rear of Speaker
Using apeaker wires without a conduit:
a. Secure the cable clamp adapter (included) to
the cover plate.
b. Insert the wires through the cable clamp and
cover plate, as shown below.
c. Tighten the clamp screws.
FF 220T Setup Guide (Continued)