{"product_id":"loop-and-ring-detector-board","title":"Loop and Ring Detector Board","description":"\u003cp\u003e- Viking Advanced Loop Detector loop detect board for ring and line \"in use\" contact closures\u003cbr\u003e- Provide a contact closure during ringing and\/or off-hook\u003cbr\u003e- Monitors an analog phone line for ringing or an off hook condition\u003cbr\u003e- A built-in relay can be activated when either of these conditions are detected\u003cbr\u003e- This is ideal for monitoring line status or for providing a visual indication of such\u003cbr\u003e- Disable input is ideal for two-button emergency phones, such as Viking's E-1600-20A, allowing \"Info\" button calls to be placed without activating the relay (turning on the emergency strobe light, camera, etc.)\u003cbr\u003e- 3 DIP switches are provided for turning ring detection on or off, off-hook loop detection on or off and for selecting a ring cadence mode which allows the relay to follow ringing or to remain activated during the off time of standard ring cadence\u003cbr\u003e- Complete with a 12 VDC power adapter\u003cbr\u003e- Can also provide switched 12VDC .35 Amp output to power external lights, etc. during ringing and\/or off-hook conditions\u003cbr\u003e- Applications: control a strobe or beacon light for ring indication, provide relay closures on off-hook, trigger a security camera, trigger a tape recorder, phone \"in use\" indicator\u003cbr\u003e- Detects ring voltage and off hook loop current\u003cbr\u003e- On\/off switches for ring detection and off hook\/loop detection\u003cbr\u003e- Screw terminal connections\u003cbr\u003e- Selectable ring cadence mode (relay can remain on between rings)\u003cbr\u003e- Wall mountable with foam tape (included) or screws (not included)\u003cbr\u003e- Switched 12V DC output (follows relay activation for powering strobe lights, cameras, etc.)\u003cbr\u003e- One set of (NO) normally open and (NC) normally closed relay contacts provided\u003cbr\u003e- Disable input, ideal for use with two-button emergency phones (E-1600-20A), will not activate relay on \"Info\" calls\u003cbr\u003e- Made in the USA\u003cbr\u003e- 1 Year manufacturer's warranty\u003cbr\u003e- Power: 120V AC to 12V DC adapter provided\u003cbr\u003e- VKLDB3\n\u003cbr\u003eUPC: VK-LDB-3\n\u003cbr\u003eManufacturer: Viking Electronics\n\u003cbr\u003ePartNumber: VK-LDB-3\u003c\/p\u003e","brand":"Viking Electronics","offers":[{"title":"Default Title","offer_id":42564933550176,"sku":"VK-LDB-3","price":70.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/2462\/2944\/files\/VK-LDB-3image1.jpg?v=1770471675","url":"https:\/\/supplycentralstore.com\/products\/loop-and-ring-detector-board","provider":"supplycentralstore2025","version":"1.0","type":"link"}