Serial device server RS232/422/485 Ethernet 10/100M



1 port Serial device server, 10/100M Ethernet, RS232/422/485, DB9 male, 9~48VDC, Adopt 32 bits ARM processor, Operating temperature -40~75°


Prezzo per pezzo

€ 69,36

(IVA esclusa)

€ 84,62 (IVA inclusa)

Prezzo di 1 pz. iva (22%) inclusa: € 84,62

Disponibilità: buona


SKU: 118158

Model: NP301

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CE Certificato
FCC Certificato
RoHS Certificato


Serial device server supports multiple network protocols, such as TCP, UDP, ARP, ICMP, HTTP, DNS and DHCP protocol. It also possesses complete management functions, including Access Control, Rapid Configuration, Online Upgrading and so on. Each serial port supports 4 TCP or UDP session connections, and it also supports TCP Server, TCP Client, TCP Auto, UDP, Advanced TCP Server, Advanced UDP operating modes and AT, WEB access modes. Furthermore, supplied management configuration tool based on Windows platform can guide the user to manage and configure the device, achieving immediate networking of serial device via simple settings. It can provide users with good experience with friendly design of network management system interface, simple and convenient operation.

Features and Benefits

  • Adopt 32 bits ARM processor
  • Support 10/100Base-T(X) self-adaptive Ethernet interface
  • Support AUTO MDI/MDIX, which can be connected via crossover cable and straight-through cable
  • Support 300bps-115200bps line speed and non-blocking communication
  • Support low power consumption mode and high performance mode
  • Support TCP Server, TCP Client, TCP Auto, UDP, Advanced TCP Server and Advanced UDP operating mode
  • Support AT command, which is convenient for the secondary development of users
  • Support DNS, which can achieve communication via domain name
  • Support across gateway and routing communication
  • Support virtual serial port drive access mode and automatic connection recovery after network interruption
  • Flexible serial port data framing setting, which can satisfy user’s various demands for data packets segmentation
  • Support standard TCP/IP SOCKET application access
  • TCP supports multi-connection, which allows maximum 4 users to monitor or manage the serial device simultaneously
  • UDP supports single machine or multi-machine communication, which allows multiple users to monitor or manage the serial device simultaneously
  • Support Windows configuration tool, serial port, WEB and other configuration forms
  • Support local and remote system firmware upgrading



Standard: 10Base-T, 100Base-TX
Rate: 10/100M Automatic Flow Control, MDI/MDI-X Autotunning
Interface quantity: 1
Interface form: RJ45
Duplex mode: Full/Half Duplex Mode Self-adaptive
Operating mode: 4 sessions, support RealCom, TCP Server, TCP Client, UDP Server, UDP Client, Pair Master, Pair Slave, UDP Rang and UDP Multicast operating modes
Serial Port
Standard: EIA RS-232C, RS-485, RS-422
Quantity of serial port: 1 RS-232 or RS-485/422 serial port
RS-232 signal: RXD, TXD, DTR, GND, DSR, RTS, CTS
RS-485 signal: D+, D-, GND
RS-422 signal: T+, T-, GND, R+, R-
Baud rate: 300-115200bps
Data bit: 5bit, 6bit, 7bit, 8bit
Parity bit: None, Even, Odd, Space, Mark
Stop bit: 1bit, 1.5bit, 2bit
Interface form: RS-232, adopts DB9 male head;
Rs-485/422, adopts 5-pin 5.08mm pitch terminal blocks
Directional control: RS-485 direction adopts Automatic Data Direction Control technology
Load capacity: RS-485/422 end supports 32 points polling (customizable 128 points)
Pull high/low resistor for RS-485: 4.7kΩ
Configuration Method: WEB configuration management, TELNET configuration, Windows configuration tool
Security: Classification of User Permissions, IP Address Filtering, MAC Address Filtering
Indicator: Power supply indicator, Ethernet port indicator, serial port indicator
Power Supply
 9~48VDC, 3-pin 5.08mm pitch terminal blocks
 Power supply supports anti-reverse connection protection
Power Consumption
 No-load: 0.80W@12VDC
 Full-load: 0.84W@12VDC

Working Environment
Operating temperature: -40~75℃
Storage temperature: -40~85℃
Relative humidity: 5%~95% (no condensation)
Physical Characteristic
Housing: IP40 protection, metal
Installation: wall mounting
Dimension (W x H x D): 69mm×22mm×100mm
Weight: 240g


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