18 en | System overview Plena Voice Alarm System
9922 141 1037x (V2.16) | V0.6 | 2011.09 Installation and Operation manual Bosch Security Systems B.V.
39. PC Call station input:
An input to connect a PC call station. For future use.
40. BGM inputs:
Two inputs to connect background music sources. Each input consists of two cinch
sockets (see section 5.1.10 ).
41. Line output:
A line output to connect an external recording device to record the audio of the Plena
Voice Alarm System (see section 5.1.8 ).
42. External power amplifier (output):
An XLR socket to connect an external power amplifier (see section 5.1.4 ). This socket is
used in combination with the external power amplifier input (no. 47).
43. Trigger outputs:
Two general purpose trigger outputs. For future use.
44. Internal power amplifier output:
Three pins that provide the 100 V audio signal of the internal power amplifier of the voice
alarm controller. Also includes a 70 V connection.
45. Call output:
An output that provides the call audio of the Plena Voice Alarm System.
46. Back-up power inlet:
An inlet to connect a back-up power supply to the voice alarm controller (see section
5.1.12 ).
47. External power amplifier (input):
An input to connect an external power amplifier (see section 5.1.4 ). These pins are used
in combination with the external power amplifier output (no. 42).
3.3 Voice alarm router
With the Voice Alarm Router, the number of loudspeaker zones and trigger inputs in the
system can be increased.
Figure 3.3 Voice alarm router
3.3.1 Loudspeaker zones
A voice alarm controller can serve and manage 6 loudspeaker zones. To increase the number
of zones in the system, one or more Voice Alarm Routers can be connected to the voice alarm
controller. Each router adds a maximum of 6 zones to the system. As the maximum number of
voice alarm routers that can be connected in a system is 9, the maximum number of zones in
a Plena Voice Alarm System is 60.
3.3.2 Trigger inputs
A voice alarm controller can manage 6 emergency (EMG) and 6 business trigger inputs. To
increase the number of EMG and trigger inputs, one or more Voice Alarm Routers can be
connected to the voice alarm controller. Each router adds a maximum of 6 EMG trigger inputs
To Next Page
Loading...
