54
en | System controller | PRA-SCL/SCM/SCS
PRAESENSA
2019.11 | V1.00 |
Installation manual
Bosch Security Systems B.V.
Sound quality
–
Audio‑over‑IP, using OMNEO, the Bosch high‑quality digital audio interface, compatible
with Dante and AES67; audio sample rate is 48
kHz with 24‑bit sample size.
–
Messages and tones are stored as high definition uncompressed wav‑files.
Supervision
–
Supervision of stored messages and tones.
–
Supervision of data integrity of site specific data.
–
Internal watchdog timers to detect and recover from processor malfunctions.
–
Faults or problems of all system devices are collected, reported and logged.
Fault tolerance
–
Two system controllers can be configured as a redundant pair.*
–
Five OMNEO network connection ports, supporting RSTP.
–
Dual DC‑inputs with polarity reversal protection.
* Availability to be announced.
7.3
Functional diagram
Functional and connection diagram
Internal device functions
1
2
3
4
5
A
B
Diode
DC to DC converter
Message and tone storage
Controller
OMNEO network switch
Summary of Contents for PRAESENSA
Page 1: ...PRAESENSA Public Address and Voice Alarm System en Installation manual ...
Page 2: ......
Page 193: ......