Built-in speaker

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Necessary accessories

Features

Built-in loudspeaker for mounting in letterbox systems, voice compartments, door-side installations or front panels.
Up to eight mechanical bell buttons can be connected to the screw terminals provided.
Signal transmission and power supply of loudspeaker via reverse-polarity-protected and short-circuit-proof 2-wire bus.
Compact size.
Weather-resistant loudspeaker.
High-quality electret microphone.
Alternating current polling of the bell button connections to prevent oxidation on the button contacts.
Securing of connection terminals against incorrect connection.
Up to eight mechanical bell buttons can be connected.
Colour camera for door station can be connected.
Hands-free feature (voice-controlled talk-back with echo and background noise suppression).
Voice volume adjustable.
One-man commissioning with simple commissioning procedure.
Acknowledgement tone when call button is pressed.

Technical data

Power supply:

DC 26 V ± 2 V (by 2-wire bus)

Connections

2-wire bus:

2 x screw terminal

Additional power supply:

2 x screw terminal

Mech. Bell button:

8 x screw terminal

Common earth of bell buttons:

1 x screw terminal

Connection cable:

2 x connector strip

Video:

1 x connector strip

Protection class:

IP44

Ambient temperature:

-25 °C to +70 °C

Notes

This component enables door communication systems with up to 140 audio devices to be set up (e.g. 1 x built-in speaker, 11 x add-on modules for built-in speakers, 136 x surface-mounted home stations).
The video control device is required if the system is expanded with a colour camera.
Protection type IP44 only in combination with a suitable front or when installed.

Dimensions in mm

B 101

H 67

T 27

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