{"product_id":"black-box-ic820a-universal-rs-232-to-rs-422-485-bidirectional-converter","title":"Black Box Ic820A Universal Rs-232 To Rs-422\/485 Bidirectional Converter","description":"\u003cp\u003eAllows You To Select 2-Wire Rs-485 Or 4-Wire Rs-485 Full-Duplex Operation. Selectable Rs-422 Operation With Transmit And Receive Always Enabled. Automatic Control Of The Rs-485 Driver, So It Works Without Any Special Programming For Handshake Signals. Also Allows The Transmitter To Operate The Rs-232 Td Signal And The Receiver To Operate When Not Transmitting. Built-In Jumper Switches For 2- Or 4-Wire Operation With No External Jumpers To Configure. Set The Operating Mode With Four Switches. Converts Using Port Power Or Power From An External 120 Vac\/12 Vdc Power Supply (Sold Separately). No External Power Is Required If Two Rs-232 Output Protocol Lines Are Available. _Delete_\u003c\/p\u003e","brand":"Black Box","offers":[{"title":"Default Title","offer_id":44720778969133,"sku":"WBEEAB00J0MYPQO","price":223.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0714\/9541\/7901\/files\/918YmeeIyeL.jpg?v=1773814470","url":"https:\/\/cozymarts.shop\/products\/black-box-ic820a-universal-rs-232-to-rs-422-485-bidirectional-converter","provider":"Cozymarts","version":"1.0","type":"link"}