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

Manual Click here to openDescription 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 closeMomentary Self locking Interlock Delay 6 Commands4 MODBUS RTU command5 Under the Delay command the maximum delay is 255 seconds6 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 PLCSmart Home Home Automation Wiser Home PTC CameraSecurity MonitoringIdentification system Motor FWBW​LEDTypical 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 controlWiring Diagram 1 DC 12V control circuit Wiring diagram below LOAD may be camera LED lights fans motors and other DC 12V equipment2 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 equipmenTest Software Serial