4.2.7.3 Connecting an Alarm
The alarm is activated in the event of a false stopping of the system.
It is connected via the ALARM output (control contact closed when idle) of the AUDIO connector.
BUSINESS PROCESSING UNIT
LAN
LAN
CONFIG.
DOORPHONEAUDIO MODULE
MODULE 1
FAN POWER
CPU
MODULE 2
AUX
ISDN T0 1 ISDN T0 2
SLI1/2 &
Mini-MIX
Distribution panel
Alarm B
Alarm A
Power supply
Alarm
system
PowerCPU EE
4.2.7.4 Connecting a Broadcast Loudspeaker
Broadcast loudspeakers are connected via the AUDOUT output of the AUDIO connector.
BUSINESS PROCESSING UNIT
LAN
LAN
CONFIG.
DOORPHONEAUDIO MODULE
MODULE 1
FAN POWER
CPU
MODULE 2
AUX
ISDN T0 1 ISDN T0 2
SLI1/2 &
Mini-MIX
Distribution panel
Aud Out B
Aud Out A
Power supply
Amplifier
PowerCPU EE
4.2.7.4.1 Audio Output Characteristics:
• Output impedance: < 500 Ohms
• Output level: access + 3 dBr
4.2.7.5 Connecting a General Ringer
The general ringer is connected via the CENRG output of the AUX connector.
Distribution panel
CenRg B
CenRg A
Power supply
General
call ringer
BUSINESS PROCESSING UNIT
LAN
LAN
CONFIG.
DOORPHONEAUDIO MODULE
MODULE 1
FAN POWER
CPU
MODULE 2
AUX
ISDN T0 1 ISDN T0 2
SLI1/2 &
Mini-MIX
PowerCPU EE
Chapter
4
Installation and Cabling
3EH21123USAA - Ed. 01 - April 2017 - Installation Manual 56/207