This product is not available in your location yet
Description: 1. Waveshare Modbus RTU 8-channel Relay Module RS485 is an IoT component designed for remote controlling of electrical appliances via Modbus Real-Time Unit (RTU) protocol over RS485 bus. 2. Components: It includes an RS485 transceiver, eight channel relay modules with opto-isolated input and normally open output contacts. 3. Modbus Protocol: Communicates using Modbus RTU protocol, which is widely adopted in industrial automation for monitoring and controlling devices, allowing seamless integration into various systems. 4. Versatile Applications: Suitable for a wide range of applications such as home automation, HVAC control, water pump control, traffic light control, etc. 5. Eight Independent Channels: Offers eight independent relay channels, each with its own opto-isolated input and normally open output contact to ensure safety and reliability. 6. Opto-Isolation: Benefits from opto-isolation between the control signals and the AC load, preventing electrical interference and enha
| Specification | Details |
|---|---|
| Product Name | Waveshare Modbus RTU 8-channel Relay Module RS485 |
| Module Type | MODBUS RTU (Slave) |
| Relay Channels | 8-Channel SPDT (Single Pole Double Throw) |
| Relay Rating | 250V/30A |
| Communication Interface | RS485 |
| Modbus Register Address | User-definable 16-bit |
| Baud Rate | 2400-115200 bps |
| Parity Bit | Even (or Odd) 1 or 2 Stop Bits |
| Power Supply | 5V DC via USB or External Power |
| Dimensions | 73mm x 53mm x 22mm |
| Weight | Approximately 50g |
| Operating Temperature | -10°C to +60°C |
| Storage Temperature | -20°C to +80°C |
| Relay Life Expectancy | >100000 Cycles |
