Description:
The FIO4 board is a 4 channel trunk line card which can be used in all SeaCom exchanges.
It has 2 audio I/O channels and 2 relays used for activating external PA amplifier equipment.
Two general purpose relays and 2 digital inputs are provided for general use.
8 zone relay drives are meant for driving relays connecting speaker zones of an external amplifier.
Specifications:
- 4 trunk linees
- 2 audio in/out channels
- 2 relays associated with audio channels
- 2 general purpose relays
- 2 general purpose digital inputs
- 8 zone relay drive output (the 4 line only)
- Line feed detection
- Ringing detection
- DTMF receiver
- DTMF transmitter
- Call progress tone detector
- Trunk and audio I/O galvanic isolated 1,5kV
- Zone relay drive 24V 50mA