Basic electronics for remote mounting distance (up to 25 m cable length) for ELA interface for loudspeaker systems

- Universal housing (steel anthracite) with integrated speakers and connection board door.
- Incl. Matching transformer NF.
- With 2 relays, 1 alarm input, 12 V switchable to microphone-loudspeaker modules.
- Dimensions (H x W x D): 240 x 160 x 80 mm.
Electronics:
- Connection to analog extension or connection of a main analogue telephone system.
- Full duplex telephone.
- Power supply via a / b line.
- Additional amplifier 20-0054 or customer-supplied amplifiers required.
- Electronically adjustable volume.
- 2 potential-free contacts with various switching functions contain (eg door opener).
- Sammelruffunktion / redial.
- Programmable via telephone with tone dialing (DTMF) or buttons on the board.
- Door opener from inside via DTMF dialing.