Industrial serial port server series products, mainly realize the data transmission between Ethernet and serial port (RS-232/RS-485/RS-422), it integrates the TCP/IP protocol stack, RS-232/RS-485/RS-422 devices that are not connected to the Internet can also be easily, flexibly and quickly connected to Ethernet. The series of products use high-performance ARM chip to ensure stable data transmission; Support a variety of working modes to meet different application requirements; Excellent anti-interference performance, suitable for harsh industrial environments.
● Support 4-way RS485/422 to Ethernet, each serial port can be configured individually, working simultaneously without affecting each other
● 4-channel serial port, power supply, network port full isolation, isolation voltage 2KVAC, EMC four-level protection
● Support Modbus RTU/ASCII to Modbus TCP.
● Support TCP Server/TCP Client/UDP/UDP Multicast/Pari Connection/Virtual Serial Port/HTTPD/WebSocket, etc.
● Support customized packet length and interval, etc.
● Industrial grade design, -40℃~85℃ wide temperature, 9~36V wide voltage
Product model | NS304 | NS304I |
Function description | Industrial grade non-isolated serial port server | industrial grade isolated serial port server |
Hardware parameters | ||
CPU platform | 32-bit Arm Cortex-M7 core CPU up to 528MHz frequency | |
serial port - the number of ports | 8 RS-232/RS-485 /8 RS-485/RS-422 | |
Serial port-interface form | RS-232/RS-485 interface; 3.8mm or 5.8mm pitch industrial grade terminals | |
Serial port-communication rate | 600~460800bps | |
Serial port-data format | Support data bits: 7/8 bits, stop bits: 1/2 bits Parity bit: no parity/ODD odd parity/EVEN even parity | |
Communication RJ45 network port - the number of ports | 1-channel 10Base-T/100Base-TX, support automatic flow control, full-duplex/half-duplex mode and MDI/MDI-X automatic identification | |
RJ45 network port - isolation protection | 6KV lightning protection, 1.5KV isolation protection | |
Power supply | External DC supply: DC9-36DC, power interface support BNC connector (∅2.5mm) and 2 industrial-grade terminals with 5.08mm space two access methods, support anti-reverse connection protection function | |
Power consumption | 66mA（@12VDC） | 104mA（@12VDC） |
Serial isolation voltage | - | 3KVDC |
ESD index | EN61000-4-2 anti-static (ESD) level 4: ±8kV contact discharge, ±15kV air discharge | |
Protection class | Surge Protection: Power: ±2kV/Common Mode, ±2kV/Differential Mode RS485/422: ±2kV/common mode, ±2kV/differential mode Ethernet port: ±6kV/common mode, ±2kV/differential mode EFT test: Power supply: ±2kV, Communication port: ±2kV | Surge Protection: Power: ±4kV/Common Mode, ±2kV/Differential Mode RS485/422: ±4kV/common mode, ±4kV/differential mode Ethernet port: ±6kV/common mode, ±2kV/differential mode EFT test: Power supply: ±4kV, Communication port: ±2kV |
Product certification | CE, FCC, ROHS | |
Dimensions | 207 X 112 X 34.2 (mm) | |
Operating temperature | -40°C~+85°C | |
storage temperature | -40°℃~+85°℃ 5%~95% RH (non-condensing) | |
Software parameters | ||
Network protocol | IPv4, IP, TCP/UDP, ARP, ICMP, DHCP, DNS, HTTP RFC2217 | |
configuration method | WEB page configuration | |
Simple transparent transmission | TCP Server/TCP Client/UDP Client/UDP Multicast/RealCom/ Pair Connection. | |
Modbus protocol | Modbus RTU/ASCII to Modbus TCP | |
Serial port data packaging mechanism | The interval time and length can be set; the default value varies according to the bit rate;the maximum packet length is 1460bytes | |
TCP Server connection | support up to 8 TCP connections | |
web cache Send | 16Kbyte Receive: 16Kbyte | |
Serial port cache Send | 1.5Kbyte Receive: 1.5Kbyte | |
heartbeat packet | Support TCP Keepalive mechanism | |
average transmission delay | <10ms | |
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Q How to make a payment?
E****R 18/11/2024
A We accept various payment methods including bank transfers, credit cards, and PayPal. Please refer to our payment page during checkout for detailed instructions on how to complete your payment. If you have any questions or need assistance with payment, please contact our customer support team.
18/11/2024
Q How will the products be shipped?
T****k 16/08/2024
A We ship products through reliable courier services such as DHL, UPS, and FedEx. Shipping fees and delivery times may vary depending on the destination. You will receive a tracking number once your order has been dispatched, allowing you to track the status of your shipment. Please note that shipping times may vary based on location and availability.
16/08/2024
Q How is warranty provided?
L****Y 08/05/2024
A We offer a warranty on all of our products. The warranty period and conditions vary depending on the product category. For specific warranty information, please refer to the product page or your purchase agreement. If you encounter any issues with a product during the warranty period, please contact our customer service team with your proof of purchase, and we will guide you through the warranty claim process.
08/05/2024
