Relay Module 8 Channel Optocoupler Isolated Input Output Board Control Electronic Component 12V

Feature: 1. The relay module is 12V 8 channel design, suitable for operation by college students, engineers, technicians, etc. 2. 8 channel optocoupler isolated input and output, can be used for digital detection or power control situations. 3. Using excellent copper clad laminate material, with fast signal transmission speed, low energy loss and stable performance. 4. With power indicator and relay status indicator LED light, the relay operation status is clear at a glance. 5. Widely used in communication, automatic control and power electronic equipment, is important control component. Specification: Item Type: Relay Module Material: Copper Clad Laminate Power Supply Voltage: 12V Product Size: Approx. 143 x 67mm 5.6 x 2.6in Hardware Resources: 1. RS485 communication interface 2. TTL communication interface 3. 8 channel optocoupler isolated input 4. 8 channel optocoupler isolated output 5. A reset button 6. A user button 7. A user LED indicator 8. A power indicator 9. A for STM8S103K chip (the new version is changed to for STMBS030K, 103K is a single chip microcomputer, and 030K is an for ARM) 10. 8 relay status indication LED lights 11. DC power socket (12V power supply) 12. Power terminal interface (12V power supply) RTU Instruction: Baud Rate: 9600 8 NONE 1 Hexadecimal sending Hexadecimal receiving. Package List: 1 x Relay Module