Hacousto Holland bv
Industrieweg 87
2651BC Berkel & Rodenrijs
4E-FM installation and user guide
Author:
DD
Page 11 of 12
6.
Technical specifications
4E-FM
Number of zones
255 (global access, no restrictions)
Controls and indications
PTT button, POWER/FAULT/EVAC/BUSY LED indicators
Microphone
Integrated commercial purpose mic
Type
MEMS transducer, hand-held
Power consumption
24V (L-Net)
max. 50mA
Audio
Frequency response
100 Hz – 12 kHz
Digital audio format
24 kHz sampling, ADPCM compressed
Audio processing
Fixed BP filter, fixed dynamics compression
Local network interface
Architecture
Master-slave, up to 16 slave devices per C500 main unit
Connection
RJ-45, powered daisy chain, digital audio & control data, redundant
Cabling
X-over FTP CAT5e (or higher)
Current rating via single link
max. 500 mA (up to 8 slave devices) via L-Net port,
Max. length of L-Net link
250 m
Mechanical
Dimensions HxWxL)
8 x 13 x 21 cm
Weight
380 g
Housing material
Steel / ABS
IP rating
IP 30
Mounting
Desktop wedge / wall-mounted (incl. wall bracket)
Operating conditions
Temperature
10–40°C
Relative humidity
max. 90% (non condensing)
Storage temperature
-40–70°C
