Loop And Ring Detector Board

Loop And Ring Detector Board Viking Advanced Loop Detector Loop Detect Board For Ring And Line Inchin Useinch Contact Closures Provide A Contact Closure During Ringing And/or Offhook Monitors An Analog Phone Line For Ringing Or An Off Hook Condition A Builtin Relay Can Be Activated When Either Of These Conditions Are Detected This Is Ideal For Monitoring Line Status Or For Providing A Visual Indication Of Such Disable Input Is Ideal For Twobutton Emergency Phones Such As Viking's E160020a Allowing Inchinfoinch Button Calls To Be Placed Without Activating The Relay (turning On The Emergency Strobe Light Camera Etc.) 3 Dip Switches Are Provided For Turning Ring Detection On Or Off Offhook 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 Complete With A 12 Vdc Power Adapter Can Also Provide Switched 12vdc .35 Amp Output To Power External Lights Etc. During Ring