IP-connected and fully-featured
PRAESENSA Public Address and Voice Alarm System
PRAESENSA system components
PRA-CSLD PRAESENSA Desktop Call Station
Desktop call station with gooseneck microphone and a 4.3" colour touch screen that guides the operator through every call; dual OMNEO ports with redundant PoE.
- 4.3" Touch Screen
- Up to 4 PRA-CSE Extensions
- EN 54-16 ISO 7240-16
IP-connected and fully-featured
PRAESENSA Public Address and Voice Alarm System
PRAESENSA system components
PRA-CSLD PRAESENSA Desktop Call Station
Desktop call station with gooseneck microphone and a 4.3" colour touch screen that guides the operator through every call; dual OMNEO ports with redundant PoE.
- 4.3" Touch Screen
- Up to 4 PRA-CSE Extensions
- EN 54-16 ISO 7240-16
Key Features
* Desktop housing with gooseneck microphone.
* 4.3" full‑color capacitive touch screen.
* Graphical user interface for optimum user guidance and feedback.
* Status and fault indicators for voice alarm purposes.
* Dual OMNEO IP‑network connection and redundant Power over Ethernet.
Key specs
- Gooseneck microphone, desktop
- 4.3" colour touch screen, guided calls
- Dual OMNEO ports, redundant PoE
- Up to 4 PRA-CSE extensions
- EN 54-16 / ISO 7240-16 certified
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Electrical |
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Microphone (PRA-CSLD) |
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Nominal acoustic input level (configurable) |
80 to 100 dB SPL |
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Maximum acoustic input level |
120 dB SPL |
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Signal to Noise Ratio (SNR) |
> 70 dBA |
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Directivity |
Unidirectional |
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Frequency response (+3 / -6 dB) |
100 Hz to 14 kHz |
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Display |
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Size |
4.3" |
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Touch screen |
Capacitive |
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Color depth |
24‑bit |
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Resolution |
480 x 272 px |
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Brightness |
300 cd/m2 |
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Monitor loudspeaker |
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Maximum sound pressure level, at 1 m |
75 dBSPL |
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Volume control |
Mute, -40 dB to 0 dB |
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Frequency range (-10 dB) |
400 Hz to 10 kHz |
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Line input |
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Signal to Noise Ratio (SNR) |
> 96 dBA |
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Total Harmonic Distortion + Noise (THD+N) |
< 0.1 % |
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Power transfer |
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Power over Ethernet (PoE 1‑2) Nominal DC Input voltage Standard |
48 V IEEE 802.3af (mode B) |
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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 |
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Input voltage tolerance |
37 to 57 VDC |
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Supervision (PRA-CSLD) |
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Supervision |
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Microphone |
Current |
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Audio path |
Pilot tone |
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Controller continuity |
Watchdog |
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PoE (1‑2) |
Voltage |
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Network interface |
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Ethernet |
100BASE‑TX, |
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1000BASE‑T |
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Protocol |
TCP/IP |
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Redundancy |
RSTP |
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Audio/control protocol |
OMNEO |
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Network audio latency Audio data encryption Control data security |
10 ms AES128 TLS |
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Ports |
2 |
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Reliability |
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MTBF (extrapolated from calculated MTBF of PRA-AD608) |
1.000.000 h |
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Environmental |
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Climatic conditions |
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Temperature Operating Storage and transport |
-5 to +50 °C (23 to 122 °F) -30 to +70 °C (-22 to 158 °F) |
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Humidity (non‑condensing) |
5 to 95 % |
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Air pressure (operating) |
560 to 1070 hPa |
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Altitude (operating) |
-500 to +5000 m (-1640 to 16404 ft) |
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Vibration (operating) Amplitude Acceleration |
< 0.35 mm < 5 G |
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Bump (transport) |
< 10 G |
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Mechanical |
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Enclosure (PRA-CSLD) |
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Dimensions (WxHxD) Excluding microphone |
130 x 62 x 189 mm (5.12 x 2.44 x 7.44 in) |
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Ingress protection |
IP30 |
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Base Material Color |
Zamak RAL9017 |
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Panel Material Color |
Plastic RAL9017 RAL9022HR |
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Weight |
0.9 kg (1.98 lb) |
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