Bosch PRA-CSE - Page 141

PRAESENSA LCD call station | PRA-CSLD, PRA-CSLW | en 141
Bosch Security Systems B.V. Installation manual 2019.11 | V1.00 |
Power transfer
Power over Ethernet (PoE 1‑2)
Nominal DC input voltage
Standard
48V
IEEE802.3af (mode B)
Power consumption
Call station (general use)
Call station (alarm use)
Per call station extension (indicators off / on)
4.2W
5.4W
0.1W / 1.0W
Input voltage tolerance 37 to 57VDC
Supervision (PRA-CSLD)
Supervision
Microphone
Audio path
Controller continuity
PoE (1‑2)
Current
Pilot tone
Watchdog
Voltage
Supervision (PRA-CSLW)
Supervision
Microphone
Audio path
Press‑to‑talk switch
Controller continuity
PoE (1‑2)
Impedance
Pilot tone
Impedance
Watchdog
Voltage
Network interface
Ethernet
Protocol
Redundancy
100BASE‑TX,
1000BASE‑T
TCP/IP
RSTP
Audio/control protocol
Network audio latency
Audio data encryption
Control data security
OMNEO
10ms
AES128
TLS
Ports 2
Environmental
Climatic conditions
Temperature
Operating
Storage and transport
-5 to +50°C
(23 to 122°F)
-30 to +70°C
(-22 to 158°F)
Humidity (non‑condensing) 5 to 95%
Air pressure (operating) 560 to 1070hPa