{"product_id":"waveshare-rs232-rs485-rs422-to-can-bus-converter","title":"Waveshare RS232 RS485 RS422 to CAN Bus Converter Industrial Isolated Modbus RTU Gateway Multi-Protection Circuits","description":"\u003ch2\u003e\u003cspan style=\"font-family: 'Roboto Slab'; color: #b80000;\"\u003eDescription:\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe Waveshare RS232\/RS485\/RS422 to CAN Bus Industrial Isolated Converter is a reliable industrial communication gateway designed to seamlessly connect RS232, RS485, RS422, and CAN Bus networks. With support for Modbus RTU protocol conversion, it enables efficient data exchange between legacy serial devices and modern CAN-based systems, making it ideal for industrial automation, PLC communication, smart manufacturing, energy management, transportation, and IoT applications.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eBuilt for demanding industrial environments, this converter features advanced electrical isolation and multiple protection circuits to ensure stable, secure, and interference-free communication. Integrated surge protection, ESD protection, signal isolation, and anti-interference technology help protect connected equipment from voltage spikes, electromagnetic noise, and harsh operating conditions, ensuring long-term reliability and system stability.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts compact industrial-grade design allows easy integration into factory automation systems, process control networks, remote monitoring solutions, and industrial communication infrastructures. Whether upgrading existing equipment or deploying new automation projects, the Wave\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eshare RS232\/RS485\/RS422 to CAN Converter delivers dependable performance, enhanced protection, and seamless protocol conversion for mission-critical applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"width: 1800px; height: auto;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0618\/9042\/9095\/files\/Waveshare_RS232_485_422_to_CAN_Industrial_Isolated_Converter.webp?v=1759306751\"\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-family: 'Roboto Slab'; color: #b80000;\"\u003eSpecification:\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.5126%;\"\u003eProduct\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"width: 78.0288%;\"\u003eIndustrial isolated RS232\/485\/422 TO CAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.5126%;\"\u003eHost Interface\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"width: 78.0288%;\"\u003eCAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.5126%;\"\u003eDevice Interface\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"width: 78.0288%;\"\u003eRS232\/485\/422\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"5\" style=\"width: 21.5126%;\"\u003eCAN Interface\u003c\/td\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eBaud Rate\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003e10kbps~1000kbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eDirection Control\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eHardware automatic control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eResistor\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eDefault 120R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eInterface\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eScrew terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eCAN Interface\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eH, L, GND\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"9\" style=\"width: 21.5126%;\"\u003eRS232\/485\/422 Interface\u003c\/td\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eBaud Rate\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003e1200bps ~ 460800bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eDirection Control\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eHardware automatic control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eResistor\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eOnboard reserved 120R matching resistor, NC by default, enabled via jumpers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eRS232 Interface\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eDB9 Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eRS485\/RS-422 Interface\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eScrew terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eRS485 Interface\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eA+, B-, GND\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eRS422 Interface\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eTA, TB, RA, RB, GND\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eProtection\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eProvides 600W of lightning, surge, and 15KV static protection (on-board 120R balancing resistor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eTransmission Mode\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003ePoint-to-multipoints (up to 32 nodes). It is recommended to use repeaters for 16 nodes or more.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\" style=\"width: 21.5126%;\"\u003eButton\u003c\/td\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003ePress and hold for 1 second\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eReset the system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003ePress and hold for 5 seconds\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eRestore Factory Status\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"4\" style=\"width: 21.5126%;\"\u003eIndicator\u003c\/td\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003ePWR\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eThe Red power indicator lights up when voltage is detected\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eRUN\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eOperation status indicator: normal operation blinks at 1-second intervals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eCOM\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eCAN blue TX indicator lights up when the CAN port sends data\u003cbr\u003eRS232\/485\/422 blue RX indicator, lights up when the RS232\/285\/422 port receives data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eCAN\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003eCAN blue RX indicator lights up when the CAN port receives data\u003cbr\u003eRS232\/485\/422 blue TX indicator, lights up when the RS232\/485\/422 port sends data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 21.5126%;\"\u003eEnvironment\u003c\/td\u003e\n\u003ctd style=\"width: 21.6949%;\"\u003eTemperature range\u003c\/td\u003e\n\u003ctd style=\"width: 56.3339%;\"\u003e-10℃ ~ 70℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cimg style=\"width: 1800px; height: auto;\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS232-485-422-TO-CAN\/RS232-485-422-TO-CAN-details-13.jpg\"\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-family: 'Roboto Slab'; color: #b80000;\"\u003e Features:\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAdopts SP3232EEN + SP485EEN chips for stable and high-speed communication with better compatibility.\u003c\/li\u003e\n\u003cli\u003eOnboard unibody power supply isolation provides a stable isolated voltage and needs no extra power supply for the isolated terminal.\u003c\/li\u003e\n\u003cli\u003eOnboard unibody digital isolation allows signal isolation, high reliability, strong anti-interference, and low power consumption.\u003c\/li\u003e\n\u003cli\u003eCompliant with CAN 2.0B (extended frame) specification, compatible with CAN 2.0A (standard frame) specification; Compliant with ISO 11898-1\/2\/3 standard.\u003c\/li\u003e\n\u003cli\u003eCAN baud rate: ~10kbps–1000kbps, configurable CAN baud rate.\u003c\/li\u003e\n\u003cli\u003eHigh-speed conversion: At a serial port baud rate of 115200 and CAN rate of 250kbps, the CAN sending speed can reach up to 1270 extended frames per second (close to the theoretical maximum of 1309 extended frames per second).\u003c\/li\u003e\n\u003cli\u003eSupports data communication and conversion between RS232\/485\/422 and CAN interfaces.\u003c\/li\u003e\n\u003cli\u003eSupports 4 operating modes: transparent conversion, transparent with identifiers conversion, format conversion, and Modbus RTU protocol conversion.\u003c\/li\u003e\n\u003cli\u003eOnboard TVS (Transient Voltage Suppressor) effectively suppresses surge voltage and transient spike voltage in the circuit, is lightningproof \u0026amp; anti-electrostatic.\u003c\/li\u003e\n\u003cli\u003eOnboard self-recovery fuse and protection diodes ensure the current\/voltage stable outputs, provide over-current\/over-voltage proof, and improve shock resistance.\u003c\/li\u003e\n\u003cli\u003eOnboard 15KV ESD isolation protection and 600W lightningproof \u0026amp; anti-surge protection.\u003c\/li\u003e\n\u003cli\u003eOnboard a 120Ω terminal resistor on the RS485\/RS422 port, configurable by jumper.\u003c\/li\u003e\n\u003cli\u003eSupports device firmware upgrade via RS232\/485\/422, making it more convenient for firmware customisation.\u003c\/li\u003e\n\u003cli\u003eSupports setting operation parameters via configuration software or serial commands, capable of saving settings after powering off.\u003c\/li\u003e\n\u003cli\u003eThe onboard power supply screw terminal allows a 5V~36V DC wide-range input.\u003c\/li\u003e\n\u003cli\u003e4 LEDs for indicating the power and transceiver status.\u003c\/li\u003e\n\u003cli\u003eIndustrial-grade metal case, supports wall-mount and rail-mount installation, solid and beautiful, easy to install.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan style=\"font-family: 'Roboto Slab'; color: #b80000;\"\u003e Product Interface:\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cimg style=\"width: 1800px; height: auto;\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS232-485-422-TO-CAN\/RS232-485-422-TO-CAN-details-17.jpg\"\u003e\u003cimg style=\"width: 1800px; height: auto;\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS232-485-422-TO-CAN\/RS232-485-422-TO-CAN-details-19.jpg\"\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-family: 'Roboto Slab'; color: #b80000;\"\u003ePin Description:\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cimg style=\"width: 1800px; height: auto;\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS232-485-422-TO-CAN\/RS232-485-422-TO-CAN-details-21.jpg\"\u003e\u003cimg style=\"width: 1800px; height: auto;\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS232-485-422-TO-CAN\/RS232-485-422-TO-CAN-details-23.jpg\"\u003e\u003cimg style=\"width: 1800px; height: auto;\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS232-485-422-TO-CAN\/RS232-485-422-TO-CAN-details-25.jpg\"\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-family: 'Roboto Slab'; color: #b80000;\"\u003eMultiple Protection, Safe and Stable:\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cimg style=\"width: 1800px; height: auto;\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS232-485-422-TO-CAN\/RS232-485-422-TO-CAN-details-15.jpg\"\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-family: 'Roboto Slab'; color: #b80000;\"\u003eUseful Link:\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003ca rel=\"noopener\" href=\"https:\/\/www.waveshare.com\/wiki\/RS232\/485\/422_TO_CAN\" style=\"color: rgb(43, 0, 255);\" target=\"_blank\"\u003eWaveshare RS232\/485\/422 to CAN Industrial Isolated Converter\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-family: 'Roboto Slab'; color: #b80000;\"\u003ePackage Included:\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cem\u003e1 x RS232\/485\/422 TO CAN\u003c\/em\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e1 x Rail-mount buckle\u003c\/em\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e1 x Screwdriver\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":47089650729127,"sku":null,"price":2678.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0618\/9042\/9095\/files\/WaveshareRS232_485_422toCANIndustrialIsolatedConverter_4.webp?v=1759311821","url":"https:\/\/rees52.com\/products\/waveshare-rs232-rs485-rs422-to-can-bus-converter","provider":"REES52","version":"1.0","type":"link"}