{"title":"Modbus RTU 8-Channel Relay Module – 30A, RS485, DIN Rail Mount","handle":"modbus-rtu-8-channel-relay-module-30a-rs485-din-rail-mount-ws-30459","url":"/products/modbus-rtu-8-channel-relay-module-30a-rs485-din-rail-mount-ws-30459","description":"Robust Industrial 8-Channel Relay Module - Modbus RTU (E) with High-Current RS485 InterfaceUnlock unparalleled control within demanding industrial environments with our Modbus RTU 8-channel Relay Module (E). Meticulously engineered to facilitate superior handling of high current applications, this module is the epitome of reliability and robust performance, featuring a seamless RS485 interface with Modbus RTU protocol for precise communication.Key Features at a Glance:\n\nDependable Operation: Optimized for ongoing industrial use with 8 channels, this relay module is capable of enduring up to 30A of high current, ensuring your operations run smoothly without any interruptions.\n\nAdvanced Safety Mechanisms: Multi-isolation protection circuits, including onboard optocoupler isolation and built-in flyback diode protection, safeguard your system against voltage spikes, while resettable fuses prevent over-current incidents.\n\nEffortless Mounting: Housed within a rail-mounted, durable ABS plastic enclosure, installation is a hassle-free process, offering both convenience and safety within your electrical setup.\n\nWide Voltage Compatibility: The onboard voltage regulator supports a generous range of 7V to 36V, ensuring the relay module remains versatile and functional across various power supply scenarios.\n\nIntelligent Design Features: Easily programmable device addresses (1-255) allow for cascading multiple devices on the RS485 bus. Flash-on and flash-off functions grant you the power to activate relays temporarily - an attribute that significantly enhances your control strategy.\n\nUser-Friendly Indicators: Equipped with 3 LED indicators to display the MCU and signal transmission statuses, you'll have immediate feedback on your system's operations at a glance.\nSpecifications:\nPower Supply: 7-36V\nCommunication Interface: RS485\nBaud Rates: 4800 to 256000\nDefault Communication Format: 9600, N, 8, 1\nRelay Channels: 8\nContact Form: 1NO 1NC\nContact Rating: ≤30A at 250V AC or ≤30A at 28V DC\nCommunication Protocol: Standard Modbus RTU\nLED Indicators: STA, TXD, RXD\nHigh Current Screw Terminals with Covers\nWeight: 0.534 kg\nDimensions: 200×110×60mm\nIndustrial Applications:Perfect for an array of industrial applications, from automation systems to process control, this relay module offers a trusted solution. It ensures that energy management, machinery operation, and complex automated systems retain optimal functionality with incomparable ease.Convenient Resources & Services:Discover comprehensive resources and a supportive wiki guide at www.waveshare.com/wiki/ModbusRTURelay_(E) to help with easy integration and setup for this module.Please Note:\nPower supply is not included; we recommend a 12V supply for your convenience.\nWe also suggest purchasing USB TO RS232/485/TTL or USB TO RS485 for straightforward testing and implementation.\nThe Modbus RTU 8-channel Relay Module (E) is not just a component; it's a cornerstone for sustainable, reliable, and safe industrial automation. Advance your system's capabilities with this high-current, isolating powerhouse, designed for peak performance and steadfast operation. Add it to your setup today and witness the transformation in your control processes.","vendor":"Waveshare","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":465,"title":"Default Title","sku":"WS-30459","mpn":"30459","price":75.0,"compare_at_price":0.0,"on_sale":false,"in_stock":true,"available_quantity":100,"option1":"Default Title"}]}