{"product_id":"turck-bl20-1rs232-modular-digital-input-module","title":"Turck BL20-1RS232 Modular Digital Input Module","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"568\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/turck\"\u003eTurck \u003c\/a\u003eBL20-1RS232 serial \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003ecommunication module\u003c\/a\u003e is used in BL20 distributed I\/O and industrial communication systems. Commonly installed in packaging machinery, conveyor systems, barcode scanning stations, printing systems, and manufacturing equipment requiring RS232 serial communication between field devices and PLC networks. Maintenance teams, OEMs, and system integrators use this part for communication upgrades, machine retrofits, serial device integration, and replacement of existing interface modules. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"570\" data-end=\"587\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"588\" data-end=\"1135\"\u003eThe Turck BL20-1RS232 provides a serial communication interface between the BL20 modular I\/O platform and RS232 devices in industrial automation environments. It is commonly used for connecting barcode scanners, printers, weighing systems, operator terminals, light curtains, and legacy serial equipment to modern PLC and fieldbus networks. The modular BL20 architecture allows the interface module to operate independently of the selected fieldbus protocol while simplifying system expansion and maintenance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1137\" data-end=\"1166\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1167\" data-end=\"2365\"\u003e• Brand: Turck\u003cbr data-start=\"1181\" data-end=\"1184\"\u003e• Part Number: BL20-1RS232\u003cbr data-start=\"1210\" data-end=\"1213\"\u003e• Manufacturer Part Number (MPN): 6827169\u003cbr data-start=\"1254\" data-end=\"1257\"\u003e• Product Type: RS232 Serial Communication Module\u003cbr data-start=\"1306\" data-end=\"1309\"\u003e• Series: BL20 Modular I\/O System\u003cbr data-start=\"1342\" data-end=\"1345\"\u003e• Function: Serial device communication interface\u003cbr data-start=\"1394\" data-end=\"1397\"\u003e• Number Of Channels: 1 RS232 interface\u003cbr data-start=\"1436\" data-end=\"1439\"\u003e• Communication Protocol: RS232\u003cbr data-start=\"1470\" data-end=\"1473\" data-is-only-node=\"\"\u003e• Transmission Mode: Full duplex\u003cbr data-start=\"1505\" data-end=\"1508\"\u003e• Data Transmission Rate: 300 to 115200 bps\u003cbr data-start=\"1551\" data-end=\"1554\"\u003e• Supported Signals: RxD, TxD, RTS, CTS\u003cbr data-start=\"1593\" data-end=\"1596\"\u003e• Receive Buffer Size: 128 bytes\u003cbr data-start=\"1628\" data-end=\"1631\"\u003e• Transmit Buffer Size: 64 bytes\u003cbr data-start=\"1663\" data-end=\"1666\"\u003e• Supply Voltage: 24 VDC via BL20 backplane bus\u003cbr data-start=\"1713\" data-end=\"1716\"\u003e• Typical Power Consumption: ≤1 W\u003cbr data-start=\"1749\" data-end=\"1752\"\u003e• Connection Type: Screw terminal or cage clamp terminal via base module\u003cbr data-start=\"1824\" data-end=\"1827\"\u003e• Mounting Type: Plug-in module for BL20 base system\u003cbr data-start=\"1879\" data-end=\"1882\"\u003e• Electrical Isolation: Galvanic isolation through optocouplers\u003cbr data-start=\"1945\" data-end=\"1948\"\u003e• Diagnostic Features: Status and diagnostic LEDs\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e• Protection Rating: IP20\u003cbr data-start=\"2025\" data-end=\"2028\"\u003e• Operating Temperature: 0°C to +55°C\u003cbr data-start=\"2065\" data-end=\"2068\"\u003e• Storage Temperature: -25°C to +85°C\u003cbr data-start=\"2105\" data-end=\"2108\"\u003e• Dimensions: 12.6 × 74.1 × 55.4 mm\u003cbr data-start=\"2143\" data-end=\"2146\"\u003e• Approvals: CE, cULus, Class I Division 2, Zone 2\u003cbr data-start=\"2196\" data-end=\"2199\"\u003e• Application: Connection of barcode scanners, printers, light curtains, HMIs, and serial devices to industrial control systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2367\" data-end=\"2391\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2392\" data-end=\"2459\"\u003e• Turck BL20-1RS485\/422\u003cbr data-start=\"2415\" data-end=\"2418\"\u003e• Turck BL67-1RS232\u003cbr data-start=\"2437\" data-end=\"2440\"\u003e• Turck BL20-1SSI\u003c\/p\u003e","brand":"TURCK","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51714317451566,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_532ad85d-ec61-4ff7-96bf-0775b17d9403.jpg?v=1770422498","url":"https:\/\/plgautomation.com\/products\/turck-bl20-1rs232-modular-digital-input-module","provider":"PLG Automation ","version":"1.0","type":"link"}