{"product_id":"ic820a-black-box","title":"Black Box IC820A Async RS232 to RS422\/485 Interface Converter - DB9 to Terminal Block","description":"\u003cdiv\u003e\n\u003cp class=\"des des_1\"\u003e\u003cspan\u003eEnables you to select RS-485 2-wire half-duplex or RS-485 4-wire full-duplex operation. Selectable RS-422 operation with transmit and receive always enabled. Automatic RS-485 driver control, so it works without any special programming for handshaking signals. Also enables transmitter from RS-232 TD signal and receiver when not transmitting. Built-in bridging switches for 2- or 4-wire operation with no external jumpers to set. Set operating mode with four switches.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BLACK BOX","offers":[{"title":"Default Title","offer_id":67981400604895,"sku":"WT-IC820A","price":146.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/6277\/7645\/files\/IC820A_5c7c2512-0023-49ec-bba1-6fd5c8283d54.png?v=1791926988","url":"https:\/\/westenditstore.com\/products\/ic820a-black-box","provider":"Westend Enterprises Unlimited, Inc.","version":"1.0","type":"link"}