Preliminar y, Installation, cont’d – Extron Electronics MLS 406SA User Manual
Page 20
Installation, cont’d
MLS 304 Series, MLS 406 Series • Installation
2-12
PRELIMINAR
Y
Wiring for a 70 volt or 100 volt distributed speaker system (MA models)
C
The speaker taps should not exceed the amplifier’s maximum power
output.
N
The maximum power output when the MLS is wired for 70 volt or 100 volt
systems is 16 watts.
1.
Flip the toggle switch up to select a distributed 70 V or 100 V system
connection.
2
. Use the appropriate wiring for the load as shown in the following
illustrations.
AMPLIFIED OUTPUT 20 WATTS MONO
DIRECT
XFMR
COM
4/8 ohm
100V
70V
AMPLIFIED OUTPUT 20 WATTS MONO
DIRECT
XFMR
COM
4/8 ohm
100V
70V
AMPLIFIED OUTPUT 20 WATTS MONO
DIRECT
XFMR
COM
4/8 ohm
100V
70V
Common
70V
3.7
W
Com.
3.7
W
Com.
3.7
W
Com.
3.7
W
Com.
3.7
W
Com.
3.7
W
Com.
3.7
W
Com.
3.7
W
Com.
7.5
W
Com.
7.5
W
Com.
70V
Speakers
Common
100V
100V
Speakers
4 Speakers Tapped at 3.7 Watts Each Equals 14.8 Watts Total
Common
70V
70V
Speakers
2 Speakers Tapped at 7.5 Watts Each Equals 15 Watts Total
4 Speakers Tapped at 3.7 Watts Each Equals 14.8 Watts Total
C
Do not short the terminals to ground or the amplifier will be damaged.
C
Do not bridge mono outputs. Bridging could damage the amplifier.