Toa FV-200RF-AS - 7.10. Connecting the Speaker and Attenuator

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7.10. Connecting the Speaker and Attenuator
When an emergency broadcast is made, then 24 V DC power will be supplied to the attenuators from
FV-200EV-AS to allow these broadcasts to be made at maximum volume by overriding the attenuators.
FV-224PA-AS
(100V)
(COM)
DC24V
+
DC Power
Unit
Relay Circuit
In 4-wire system attenuator the volume
automatically set to maximum when
24 V DC power is supplied.
24V, 250mA
FA INPUT CONTROL OUTPUT
USB EV OUTPUT
MICROPHONE
GROUND
VOL
DC IN
FV-200EV-AS
EMERGENCY MESSAGE PANEL
TOA Corporation ,
JAPAN
MADE IN INDONESIA
FV-224PA-AS
(70V)
(COM)
FV-200EV-AS
If use 70V line, the connection is follow. Do not use 70V and 100V line at the same time.
-
+ -
Hot In COM SP
NC
NC
N R
2,4 wire
3 wire
SP