{"product_id":"siemens-6es7340-1bh02-0ae0-industrial-automation-module-stable","title":"Siemens 6ES7340-1BH02-0AE0 Industrial Automation Module - Stable","description":"\u003ch2\u003eProduct Introduction\u003c\/h2\u003e\u003cp\u003eWhen communication failures interrupt production, the \u003cstrong\u003eSiemens 6ES7340-1BH02-0AE0\u003c\/strong\u003e ensures stable data exchange in demanding industrial environments. This CP 340 communications processor is part of the SIMATIC S7-300 family and provides a dedicated 20 mA (TTY) interface for point-to-point serial communication. The \u003cstrong\u003eSiemens 6ES7340-1BH02-0AE0\u003c\/strong\u003e includes a configuration package on CD, simplifying setup and integration.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eBelow are the key technical parameters of the \u003cstrong\u003eSiemens 6ES7340-1BH02-0AE0\u003c\/strong\u003e, derived from official product data:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type designation\u003c\/td\u003e\n\u003ctd\u003eCP 340\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply voltage\u003c\/td\u003e\n\u003ctd\u003e5 V DC via backplane bus (24 V DC not supported)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput current from backplane bus (5 V DC), max\u003c\/td\u003e\n\u003ctd\u003e190 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower loss, typ.\u003c\/td\u003e\n\u003ctd\u003e0.85 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower loss, max.\u003c\/td\u003e\n\u003ctd\u003e0.95 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface type\u003c\/td\u003e\n\u003ctd\u003e20 mA (TTY), isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of interfaces\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission rate, min.\u003c\/td\u003e\n\u003ctd\u003e2.4 kbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission rate, max.\u003c\/td\u003e\n\u003ctd\u003e19.2 kbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable length, max.\u003c\/td\u003e\n\u003ctd\u003e1,000 m (passive), 100 m (active)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector type\u003c\/td\u003e\n\u003ctd\u003e9-pin sub D socket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated protocol drivers\u003c\/td\u003e\n\u003ctd\u003e3964(R), ASCII\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. telegram length (3964(R) and ASCII)\u003c\/td\u003e\n\u003ctd\u003e1,024 bytes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient temperature (operation)\u003c\/td\u003e\n\u003ctd\u003e0 °C to 60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient temperature (storage\/transport)\u003c\/td\u003e\n\u003ctd\u003e-40 °C to 70 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (W x H x D)\u003c\/td\u003e\n\u003ctd\u003e40 mm x 125 mm x 120 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eapprox. 300 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eSiemens 6ES7340-1BH02-0AE0\u003c\/strong\u003e excels in scenarios requiring robust serial communication over long distances. Typical applications include connecting S7-300 controllers to remote I\/O devices, printers, or operator panels. The isolated 20 mA TTY interface minimizes ground loop issues, making it ideal for electrically noisy environments. For example, in a process plant where a PLC must communicate with a barcode scanner situated 800 meters away, the \u003cstrong\u003eSiemens 6ES7340-1BH02-0AE0\u003c\/strong\u003e reliably transmits data at up to 19.2 kbit\/s.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eInstalling the \u003cstrong\u003eSiemens 6ES7340-1BH02-0AE0\u003c\/strong\u003e is straightforward. The module mounts directly onto the S7-300 backplane bus, which provides the required 5 V DC supply. Ensure the slot supports CP 340 modules. Connect the serial device using a 9-pin sub D cable. For initial configuration, use the included CD to set the communication parameters (baud rate, protocol, printer type). Always follow Siemens' guidelines for cable routing to avoid interference.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eSiemens 6ES7340-1BH02-0AE0\u003c\/strong\u003e integrates seamlessly with SIMATIC S7-300 CPUs. It supports the 3964(R) and ASCII protocols for flexible data exchange. Additionally, it provides printer drivers for HP-Deskjet, HP-Laserjet, IBM-Proprinter, and user-defined printers. The module handles telegrams up to 1,024 bytes, making it suitable for medium-sized data packets. For advanced applications, remember that customer-specific drivers are not reloadable; the module relies on its built-in protocols.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing the \u003cstrong\u003eSiemens 6ES7340-1BH02-0AE0\u003c\/strong\u003e, verify that your S7-300 system has an available slot and that the backplane bus can supply the required 190 mA. Ensure your communication device uses a 20 mA TTY interface; otherwise, a converter may be needed. For reliable supply of genuine Siemens modules, contact PLC Source PRO via ubest101.myshopify.com. Our team ensures fast delivery and product authenticity.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default","offer_id":44410416889955,"sku":"6ES7340-1BH02-0AE0","price":282.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/6ES7340-1AH02-0AE0_384dae3d-37e1-4509-8e0c-d63f513e79c4.jpg?v=1785179008","url":"https:\/\/www.plcsourcepro.com\/products\/siemens-6es7340-1bh02-0ae0-industrial-automation-module-stable","provider":"PLC Source PRO","version":"1.0","type":"link"}