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Installation and Operation Manual
If you need a firmware upgrade, contact Broadcast Tools®
No part of this document may be reproduced or distributed without permission.
ALL SPECIFICATIONS AND FEATURES FOR THIS PRODUCT ARE SUBJECT TO
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Due to the dynamic nature of product design, the information contained in this
document is subject to change without notice. Broadcast Tools, Inc., assumes no
responsibility for errors and/or omissions contained in this document. Revisions
of this information or new editions may be issued to incorporate such changes.
Broadcast Tools® is a registered trademark of Broadcast Tools, Inc.
tiny TOOLS™ is a trademark of Broadcast Tools, Inc.
All Sentinel® labeled products are registered trademarks of Broadcast Tools, Inc.
Copyright® 1989 - 2011 by Broadcast Tools, Inc. All rights reserved.
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Silence Sentinel
Manual update: 03/07/2011
Firmware version: PIC1.07 or greater.
CHANGE WITHOUT NOTICE
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Summary of Contents for Broadcast Tools Silence Sentinel Basic
- Page 1 NOTE: We recommend the use of Firefox or Safari for Windows as your browser. Due to the dynamic nature of product design, the information contained in this document is subject to change without notice. Broadcast Tools, Inc., assumes no responsibility for errors and/or omissions contained in this document. Revisions of this information or new editions may be issued to incorporate such changes.
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Page 2: Table Of Contents
Silence Sentinel ® Basic Installation and Operation Manual Table of Contents Section Title Page # Introduction............3 Safety Information . -
Page 3: Introduction
Broadcast Tools product or other equipment. Please ensure that proper safety pre- cautions have been taken before installing this device. If you are unfamiliar with... -
Page 4: Product Overview
Basic Installation and Operation Manual Product Overview The Broadcast Tools® Silence Sentinel® Basic is a basic stereo silence sensor designed to monitor any stereo or two independent monaural sources and generate alarms when silence is detected, but doesn’t incorporate an audio switcher. Features include: front panel, remote control and relay monitoring;... -
Page 5: Surge Protection
Silence Sentinel ® Basic Installation and Operation Manual Surge Protection CAUTION! The Silence Sentinel® Basic has built-in resistance to voltage changes; we recom- Installation mend that you use a power surge protector or line conditioner on the incoming AC Silence Sentinel® Basic line. -
Page 6: K1 & K2 Relay Connections
Silence Sentinel ® Basic Installation and Operation Manual K1 & K2 relay connections External equipment to be controlled should be attached to the terminal J2 labeled KxNO, KxCM and KxNC (where x is the control relay number) for relay 1 or 2. NOTE: If mechanical latching relays are required, we suggest the Broadcast Tools LR-5 (4PDT &... -
Page 7: Delay Timing Setup
Silence Sentinel ® Basic Installation and Operation Manual Delay timing setup The delay period is the time between when valid audio fails and when an alarm is triggered. The Silence Sentinel® Basic time delay is set by the first four switches on SW1, along with dipswitch 9. -
Page 8: Operational Guidelines
Silence Sentinel ® Basic Installation and Operation Manual Operational Guidelines Front panel descriptions The front panel DIP switch setup functions are laid out using the grid on page SIX of the manual. The front panel disable switch is used to disable or reset an alarm condition. -
Page 9: Specifications
Silence Sentinel ® Basic Installation and Operation Manual Input Level: -15 to +24 dBu, 22 K ohm, balanced. Silence Sense trip levels: -20, -25, -30 and -35dB below zero reference. Alarm Delay: OFF to 5 minutes in 2 or 20 seconds incre- ments. -
Page 10: Warranty
If Broadcast Tools is notified, in writing, of a failure of any item manufactured by Broadcast Tools to conform to the foregoing Limited Warranty within one (1) year following the date of the Buyer’s acquisition of the item, and if the item is returned to Broadcast Tools in accordance with Broadcast Tools’... -
Page 11: Functional Diagram
Sentinel ® Silence Sentinel ® Basic Installation and Operation Manual SILENCE Basic Loss of Audio Detector – Audio Controlled Relay Functional Diagram – (1) Left Audio Input – (2) Right Audio Input (1) Valid Left Audio “OK LT” (2) Valid Right Audio “OK RT” (1) Alarm Left “ALM LT”... - Page 12 Silence Sentinel ® Basic Installation and Operation Manual APPENDIX e-mail: voice: fax: support@broadcasttools.com 360.854.9559 866.783.1742...
- Page 13 Silence Sentinel ® Basic Installation and Operation Manual APPENDIX e-mail: voice: fax: support@broadcasttools.com 360.854.9559 866.783.1742...
- Page 14 Silence Sentinel ® Basic Installation and Operation Manual APPENDIX e-mail: voice: fax: support@broadcasttools.com 360.854.9559 866.783.1742...
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