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  • R421B16 16CH DC 12V RS485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home
  • R421B16 16CH DC 12V RS485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home
  • R421B16 16CH DC 12V RS485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home
  • R421B16 16CH DC 12V RS485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home
  • R421B16 16CH DC 12V RS485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home
  • R421B16 16CH DC 12V RS485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home
  • R421B16 16CH DC 12V RS485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home
  • R421B16 16CH DC 12V RS485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home
R421B16 16CH DC 12V RS485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home

R421B16 16CH DC 12V RS485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home COD

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                        >>>Manual: Click here to open<<<

                        Description: 
                         
                        1. DC 12V power supply. 
                        2. Standby current (all relays closed) 11mA, 1 relay open 39mA, 2 relays open 67mA, 3 relays open 95mA,4 relays open 121mA,5 relays open 147mA,6 relays open 173mA, 7 relays open 198mA,8 relays open 223mA...  
                        3. "open" "close"  "Momentary" "Self-locking" "Interlock" "Delay" 6 Commands  
                        4. MODBUS RTU command
                        5. Under the "Delay" command ,the maximum delay is 255 seconds
                        6. MODBUS commands can be made serial HyperTerminal (serial assistant)  OR "Modbus Poll" Enter.
                        7. Under the MODBUS command mode, it can support up to 64 devices in parallel 
                        8. Size: 168 x 65 x 19mm 
                        9. Maximum load: 10A / 250VAC, 10A / 125VAC, 10A / 30VDC, 10A / 28VDC, 10A / 12VDC.
                            
                        Application:
                             
                        Automated industry PLC
                        Smart Home,Home Automation ,Wiser Home;  
                        PTC Camera
                        Security Monitoring
                        Identification system;
                        Motor FW & BW
                        ​LED 
                          
                        Typical Applications:
                         
                        MODBUS RTU command mode (HEX), you can control a variety of ways: Serial Hyper Terminal Control (need to manually add the CRC), Modbus Poll software control (software automatically add the CRC), PLC or MCU process control

                         

                        R421B16_13R421B16_12

                         

                         

                          

                        Wiring Diagram:

                            

                        1. DC 12V control circuit,Wiring diagram below. "LOAD" may be camera,LED lights, fans, motors and other DC 12V equipment

                         
                        R421B16_10
                         
                          
                          
                        2. DC 1-110V OR AC 85-265V control circuit,Wiring diagram below(Note:If not DC 12V load, need another DC 12V power supply). "LOAD" may be LED lights, fans, motors Lights, fluorescent lights, solar water heaters and other DC AC equipmen
                         

                        R421B16_11

                         

                          
                        Test Software:
                        Serial HyperTerminal:
                             
                        Modbus Poll


                        Package Included:

                        1 x 
                        R421B16 16CH DC 12V RS485 Modbus RTU Relay Board






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