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Brand Name : USR
Model Number : USR-N520
Certification : CE/FCC
Place of Origin : China
MOQ : 1
Payment Terms : T/T,paypal,WU
Supply Ability : 10000PCS/Month
Delivery Time : Within 1-5 days as per quantity
Packaging Details : Standard package
Software : For free
Supply Voltage : DC 9 ~ 24V
Port : RS232/RS485/RS422
Work Temp : -40 ~ 85°C (industry)
Function : Modbus Gateway, Modbus TCP-RTU
USR-N520, a four serial device server, can realize transparent transmission between TCP/UDP data package and RS232/RS485/RS422 interface. USR-N520, based on ARM processor, is of low power, rapid speed and high stability. And N540 is internally integrated with TCP/IP protocol.
| System Information |  | 
| Processor | Cortex-M4 | 
| Basic Frequency | 120MHz | 
| Flash | 512K byte | 
| Ethernet |  | 
| Port Number | 1 | 
| Interface Standard | RJ45 | 
| Rate | 10/100 Mbps MDI/MDIX, auto switch between cross and direct connection | 
| Protection | 2KV electromagnetism isolation, shell insulation blocking | 
| Network Protocol | IP, TCP, UDP, DHCP, DNS, HTTP, ARP, ICMP, Websocket, HTTPD Client | 
| Receive Buffer | Max 16k bytes buffer | 
| Serial |  | 
| Port Number | 2 (RS232/485/422*2), 2 serial ports can simultaneously work at the different working modes. | 
| Interface Standard | RS-232: TX/RX/RTS/CTS RS-485: A+/B- RS422: TX+/TX-/RX+/RX- | 
| Data Bits | 5, 6, 7, 8 | 
| Stop Bit | 1, 2 | 
| Check Bit | None, Even, Odd, Space, Mark | 
| Baud Rate | 600 bps ~ 230K bps | 
| Flow Control | RTS/CTS/Xon/Xoff | 
| Buffer | Send and receive 2k bytes respectively | 
| Protection | ESD protection, anti-surge | 
| SocketA |  | 
| Transparent Transmission Mode | TCP Server/TCP Client/UDP Server/UDP Client | 
| Supported Function | Networking printing, Modbus Gateway, USR-Cloud, self-defined registration package, self-defined network and serial heartbeat package | 
| SocketB | TCP Client/UDP Client | 
| Software |  | 
| Virtual Serial(USR-VCOM) | Windows 2000 or higher (32 bit/64 bit) | 
| Configuration | Built-in webpage, computer set-up software, serial command | 
| Basic Parameter |  | 
| Size | 150 x 79 x 30 mm | 
| Operating Temp. | -40 ~ 85°C | 
| Storage Temp. | -45 ~ 105°C, 5 ~ 95% RH | 
| Input Voltage | DC 5 ~ 36V | 
| Working Current | 95mA (aver) @ 5V 45mA (aver) @ 12V | 
| Power | <1W | 
| More |  | 
| Certificate | CE, FCC, ROHS, KCC and WEEE pending | 
| Warranty | 2 years | 
| Accessory | 12V power supply, serial line, cable, converter | 
| ![China [USR-N520] 2 -Serial Port Ethernet converter, Modbus gateway RS232 RS485 RS422 to TCP/IP converter wholesale](https://style.bjjsgy.com/myres/images/load_icon.gif)  | 
| [USR-N520] 2 -Serial Port Ethernet converter, Modbus gateway RS232 RS485 RS422 to TCP/IP converter Images | 
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                    ![China [USR-TCP232-410s]  Serial RS232 RS485 to Ethernet Converter,  Modbus to ethernet converter wholesale](https://style.bjjsgy.com/myres/images/load_icon.gif) [USR-TCP232-410s] Serial RS232 RS485 to Ethernet Converter, Modbus to ethernet
                                                                                    
                        
                        
                        
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                    ![China [USR-N520]  2 -Serial Port Ethernet converter,  Modbus gateway RS232 RS485 RS422 to TCP/IP converter wholesale](https://style.bjjsgy.com/myres/images/load_icon.gif) [USR-N520] 2 -Serial Port Ethernet converter, Modbus gateway RS232 RS485 RS422
                                                                                    
                        
                        
                        
                                                            [USR-N520] 2 -Serial Port Ethernet converter, Modbus gateway RS232 RS485 RS422
                                                    
                        
                    ![China [USR-TCP232-410s] Industrial Serial to Ethernet converter, RS232 RS485 to TCP/IP converter wholesale](https://style.bjjsgy.com/myres/images/load_icon.gif) [USR-TCP232-410s] Industrial Serial to Ethernet converter, RS232 RS485 to TCP/IP
                                                                                    
                        
                        
                        
                                                            [USR-TCP232-410s] Industrial Serial to Ethernet converter, RS232 RS485 to TCP/IP
                                                    
                        
                    ![China [USR-N520] 2 -Ports Ethernet to Serial converter with RS232/RS485/RS422 port, modbus gateway wholesale](https://style.bjjsgy.com/myres/images/load_icon.gif) [USR-N520] 2 -Ports Ethernet to Serial converter with RS232/RS485/RS422 port,
                                                                                    
                        
                        
                        
                                                            [USR-N520] 2 -Ports Ethernet to Serial converter with RS232/RS485/RS422 port,