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  5. Operating Instructions

Baldwin Boxall BEL1IP Operating Instructions

Summary of BEL1IP

  • Page 1

    Baldwin boxall communications ltd. Wealden industrial estate, farningham road crowborough, east sussex, tn6 2jr telephone: 01892 664422 fax: 01892 663146 website: www.Baldwinboxall.Co.Uk email: mail@baldwinboxall.Co.Uk bel1ip 06/12/2010 issue 1 ecr dp310 bel1ip operating instructions.

  • Page 2

    - 2 - issue 1 bel1ip loudspeaker line surveillance system the bel1ip is an ip66 rated loudspeaker line termination unit, which is normally fitted at the end of the 100v loudspeaker line. Upto four bel1ip units may be fitted to a single loudspeaker line, allowing spurs to be monitored. The unit gener...

  • Page 3

    - 3 - issue 1 technical description the surveillance tone is fed (via the power amplifier) to the loudspeaker line. At the end of each line (or at the end of each spur on that line) a bel1ip detects this signal and super imposes a dc current with reference to ground. Where there are no spurs on the ...

  • Page 4

    - 4 - issue 1 internal view of bel1ip typical connection details for bel1ip.