RCF ZM 2124 240W 6 Zones Powered Master Unit User Manual
Page 15
15
ENGLISH
NC
Normally closed
COM
Common
NO
Normally open
48
MOH OUT LEVEL
It adjusts the ‘Music On Hold’ output level.
Turn it either clockwise to increase the level or counterclockwise to decrease it.
49
MOH OUT
8 Ω (amplified output, removable connector)
Output for a music (AUX 1 – 2) monitor loudspeaker having a 8-ohm impedance (max.
power: 1 W).
Link the ‘8 Ω’ pin to the loudspeaker + terminal and the ‘0’ pin to the loudspeaker –
terminal.
50
MOH OUT
600 Ω (removable connector)
‘Music On Hold’ balanced 0 dB audio output.
51
EMERGENCY INPUT
(100 V, removable connector)
100 V input for emergency signals.
52
EMERGENCY INPUT
(0 dB signal, removable connector)
0 dB balanced audio input for emergency signals.
53
EMERGENCY INPUT LEVEL
It adjusts the emergency input level.
Turn it either clockwise to increase the level or counterclockwise to decrease it.
t
he
emergency input
has
the
highest
priority
and
overrides
all
the
others
. t
his
input
has
the
‘vox
function
’,
which
is
the
automatic
detection
of
the
signal
presence
(
when
aBove
the
predetermined
threshold
level
).
54
PAGING UNITS INPUT
(RJ 45 port)
Up to six (daisy-chained) BM 2006 (6-zone paging microphone) can be connected to this
port.
55
REMOTE CONTROL INPUT
(RJ 45 port)
Input for a RC 2946 wall-mount remote control.
56
NC – COM – NO
(removable connector)
Dry contact of an internal relay that is activated when paging.
Pins:
57
GPI
(‘Generic Purpose Inputs’, removable connector)
Logic inputs for commands from other devices.
Through the LCD menu, the function of all GPI 1 ÷ 9 can be chosen among 3 options:
- ZONE TRIGGER: when a logic input (GPI) is linked to 24 V OUT, the output zone
(the music bus) and the logic output (GPO) having the same number are
activated.
- HIGH TRIGGER: when a logic input (GPI) is not linked to 24 V OUT, the logic
output (GPO) having the same number is activated.
- LOW TRIGGER: when a logic input (GPI) is linked to 24 V OUT, the logic
output (GPO) having the same number is activated.
There is a tenth logic input labelled BGM TRIGG. that gives priority to AUX INPUT 3
(PAGING)
when linked to the GPO 24 OUT.