how to use HAv2 RS485 switch adapter work with E16S relay board

[admin]

   
1. download KCS v2 firmware to KC868-E16S board, enable RS485 with "MODBUS-HA" mode.
   
2. use HAv2 PC config tool set the button action.
   
3. connect HAv2 with wall switch panel's K1,K2,K3,K4,K5,K6,KCOM to HAv2 board (use for buttons). D1,D2,D3,D4,D5,D6,DC12V to HAv2 board (use for LED state feedback) 
   
4. when press switch panel button or control by KCS monitor webpage or tuya app, the switch LED state will be updated.
   
   
   

this just demo for 6 relay, if you want many more switch panel control for 16 channel relay. just add switch panel and HAv2 module, parallel connection with RS485 port on KC868-E16S.