Modbus Rtu 8 Channel 12V Relay Module Switch Input / Output RS485 / TTL Communic

Description: Modbus RTU instruction Baud rate: 96008 NONE 1 Hexadecimal transmission Hexadecimal reception Operation steps: 1. Software Setting Communication Baud Rate 2. Setting Address (Device Address for Communication, Default Address 01) / *********************************************************************************************************************************/ Note: Only one device is connected, otherwise the address will be set. Set the address to:01 00 100 00 00 01 02 00 01 6 A 00// Modified to 01 Set the address to: 02 00 100 00 00 01 02 00 02 2A 01// Modified to 02 Set the address to: 03 00 100 00 00 01 02 00 03 EB C1// Modified to 03 Read address 00 03 00 00 01 85 dB Return: 00 03 02 00 01 44 44 //01 as address / *********************************************************************************************************************************/ / *********************************************************************************************************************************/ The meaning of each byte is: Address [1] // ------------------------------------------------------------------------------------------------------------------------------------------------ No. 1 relay on: 01 05 00 01 00 9D 9A Byte 1: Address Byte 2: Function? Byte 34: Register address Byte 56: Register data Byte 7 8: CRC Check //============================================================== Address [1] // ------------------------------------------------------------------------------------------------------------------------------------------------ No. 0 relay on: 01 05 00 FF 00 8C 3A No. 0 relay closed: 01 05 00 00 00 00 CD CA // ------------------------------------------------------------------------------------------------------------------------------------------------ No. 1 relay on: 01 05 00 01 FF 00 DD FA No. 1 Relay Turn Off: 01 05 00 01 00 9C 0A // ------------------------------------------------------------------------------------------------------------------------------------------------ No. 2 relay on: 01 05 00 02 FF 00 2D FA No. 2 Relay Turn Off: 01 05 00 02 00 06C 0A // ------------------------------------------------------------------------------------------------------------------------------------------------ No. 3 relay on: 01 05 00 03 FF 00 7C 3A No. 3 Relay Turn Off: 01 05 00 03 00 3D CA // ------------------------------------------------------------------------------------------------------------------------------------------------ No. 4 relay on: 01 05 00 04 FF 00 CD FB No. 4 relay shutdown: 01 05 00 04 00 8C 0B // ------------------------------------------------------------------------------------------------------------------------------------------------ No. 5 relay on: 01 05 00 05 FF 00 9C 3B No. 5 relay closed: 01 05 00 05 00 00 DD CB // ------------------------------------------------------------------------------------------------------------------------------------------------ No. 6 relay on: 01 05 00 06 FF 00 6C 3B Relay No. 6 Turn Off: 01 05 00 06 00 2D CB // ------------------------------------------------------------------------------------------------------------------------------------------------ No. 7 relay on: 01 05 00 07 FF 00 3D FB Relay No. 7 Turn Off: 01 05 00 07 00 07 C 0B // ------------------------------------------------------------------------------------------------------------------------------------------------ / ********************************************************************************************************************************/ Read No. 0 relay status: 01 01 00 00 01 FD CA Read No. 1 relay status: 01 01 00 01 01 AC 0A Read 2 relay status: 01 01 00 02 00 01 5C 0A Read 3 relay status: 01 01 00 03 00 01 0D CA Read the status of No. 4 relay: 01 01 00 04 00 01 BC 0B Read No. 5 relay status: 01 01 00 05 00 01 ED CB Read No. 6 relay status: 01 01 00 06 00 01 1D CB Read 7 relay status: 01 01 00 07 00 01 4C 0B Read all relay status: 01 01 00 00 08 3D CC / *********************************************************************************************************************************/ Flip the instruction: Description: Close immediately after opening. 100MS is a unit [1 stands for 100MS] Address No. 1: No. 0 relay flashover: 01 05 02 00 07 00 CE 42//700MS = 7*100MS = 700MS No. 1 relay flashover: 01 05 02 01 08 00 9A 72//800MS Return: The same as sending instructions Address 2: No. 0 relay flashover: 02 05 02 00 05 00 CF 11//500MS No. 1 relay flashover: 02 05 02 01 06 00 9E 21//600MS //====================================================================== Total extinction: 01 0F 00 00 00 08 01 00 FE 95 Full Bright: 01 0F 00 00 08 01 FF BE D5 / ********************************************************************************************************************************/ Single flip instruction: No. 0 relay flip: 01 05 00 55 00 F2 9A No. 1 relay flip: 01 05 00 01 55 00 A3 5A No. 2 relay overturn: 01 05 00 02 55 00 53 5A No. 3 relay overturn: 01 05 00 03 55 00 02 9A No. 4 relay flip: 01 05 00 04 55 00 B 3 5B No. 5 relay overturn: 01 05 00 05 55 00 E2 9B No. 6 relay overturn: 01 05 00 06 55 00 129B No. 7 relay flip: 01 05 00 07 55 00 43 5B All flip instructions: 01 05 00 5A 00 F7 6A / ***********************************************************************************************************************************/ Read all interface input states Send: 01 02 00 00 00 08 79 CC // Read 8 input states Return: 01 02 01 00 A1 88

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Location: guangzhou

End Time: 2025-01-13T06:31:25.000Z

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