Bosch Appliances PLE-2MA120-EU manual Rotary controls

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Plena Mixer Amplifier Installation and User Instructions Connections and settings

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table 4.2: Rotary controls

Rotary control

Effect

Typical example

Ducking level control

Sets the required ducking level when VOX and/or

Set the ducking level control to

 

push to talk is active (see table 4.1). When the

mute if you want the

 

ducking level is set to mute, the music volume will be

announcement to be heard without

 

fully attenuated; when the ducking level is set to mix,

background music.

 

both music and speech inputs can be heard - music

 

 

and speech will be mixed. When ducking the music

 

 

input is ducked (attenuated), the microphone/line

 

 

inputs are always muted when a call is made.

 

Chime volume

Alters the chime volume. The mid range is -8 dB

Set the volume of the chime to a

control

(40 V), which should be sufficient for most

higher level when the system is

 

applications. Test the chime by switching on

being used in large open areas or

 

microphone 1. Remove the microphone after testing

when important announcements

 

if it is not further required.

have to made.

Telephone

Attenuates the emergency announcement or signal.

Set the volume of the emergency

emergency/100V

Control range from -25 dB to 0 dB. For safety

announcement to a higher level

volume control

reasons, the volume of the emergency

when the system is being used in

 

announcement or signal cannot be fully set to zero.

large open areas.

Note

When PTT or VOX are selected, the ducking control controls between 3 dB attenuation (very little ducking) to dB (muted).

When ducking, the music is also present on the Call only output. If you do not want this, set the ducking control to mute.

When ducking, music in a non-selected zone is also affected.

table 4.3: Master switch for line out or music only

Slide switch setting

Effect

Typical example

Line out

All mixed inputs (microphone/line, emergency, and

Various set-ups are possible.

 

music) are available.

 

Music only

A dedicated music out source is available for another

The “music master output” can be

 

external device. Only the music inputs (19, 20, and

connected to a telephone system,

 

21) are available. All other inputs, including the

so that callers can listen to music

 

Tel. emergency/100V input will be overridden.

when they are put on hold.

Bosch Security Systems 2007-10 PLE-2MA120-EU, PLE-2MA240-EU en

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Contents Plena Mixer Amplifier Important safeguards Table of contents Operation Introduction PurposeDigital document Intended audience Related documentationConversion tables Conversion of units of massContents of box DescriptionPlena product range Plena Mixer AmplifierSchematic overview of the Plena Mixer Amplifier Controls, connectors and indicators Front panelPlena PLE-WP2Z3S wall panel Rear panel Rear panel Intentionally left blank Installation Install unit in rack optionalCheck settings/connections Unpack unitIntentionally left blank Connections and settings Connecting inputsDC supply battery XLR connector only Priority microphone inputSecondary microphone input Additional microphones inputs 3 throughConnecting 100 Volt input signal Emergency inputsConnecting emergency telephone lines Connecting music source inputs Music source inputsConnecting outputs Zone 1Call only Music onlyConnecting speakers Constant voltage loudspeakersUnit settings Rear panel settingsRotary controls Pin settings and labelling Intentionally left blank Switch on and off Switch offSwitch on OperationMicrophone/line controls Music controlsTone control Master volume control Output controlsZone selection Intentionally left blank Technical data ElectricalMechanical EnvironmentalPage For more information visit