Fangrui Product Details Fangrui Product Details Fangrui Product Details 1. And Stable 8-bit Mcu On Board: And Max485 Level Conversion Chip 2. Communication Protocol: Supports Standard Modbus Rtu Protocol 3. Communication Interface: Supports Rs485/ttl Uart Interface 4. Communication Baud Rate: 4800/9600/19200, Default 9600bps, Supports Power-off Saving 5. Optocoupler Input Signal Range: Dc3.3-30v (this Input Cannot Be Used For Relay Control) Output Signal: Relay Switch Signal, Supporting Manual, Flash Close, And Flash Break Modes. The Delay Base For Flash Close/flash Break Is 0.1s, And The Maximum Set Flash Close/flash Break Time Is 0 Xffff * 0.1s=65535 * 0.1s=6553.5s Device Address: Range 1-255, Default 255, Supports Power-off Saving Board 1 Circuit 5v, 10a/250v Ac 10a/30v Dc Relay, Capable Of Continuously Attracting 100000 Times With Diode Surge Protection And Short Response Time On Board Relay Switch Indicator Light Power Supply Voltage: Dc7-24v, With Input Anti Reverse Connection Protection Due To Different Batches, There May Be Differences In Product Appearance And Prin