The Star shifting interface converter products include three major series:Industrial serial optical fiber converter can convert the industrial site RS232/485/422 serial electrical signal into optical fiber signal transmission, to achieve long-distance transmission requirements, improve signal anti-interference ability;Industrial serial cable converter, to achieve the industrial site RS232 and RS485/422 signals between the conversion, as well as multiple serial bus concentrator function, provide active/passive, isolated/non-isolated and other types of choice;Industrial serial port repeater can realize the isolation relay function of RS232/485/422 signal in industrial field. By isolating and amplifies the signal, it can extend the communication distance and anti-interference. ● Signal isolation, transparent transmission, baud Rate self-adaption ● Serial circuit protection, anti-static protection, lightning protection, surge suppression ● 600W/ms lightning protection, 15KV static protection ● Industrial design, imported components

● RS-232/RS-485/RS-422 serial interface up to 2kV surge protection ● Up to 6kV lightning protection on Ethernet interface ● Support Modbus RTU/ASCII to Modbus TCP conversion ● Support VirtualCOM software management

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. ● RS-232/RS-485/RS-422 serial interface up to 4kV surge protection ● Up to 6kV lightning protection on Ethernet interface ● Support Modbus RTU/ASCII to Modbus TCP conversion ● Support VirtualCOM software management ● Support opto-isolation

● RS-232/RS-485 serial interface up to 2kV surge protection ● Up to 6kV lightning protection on Ethernet interface ● Support Modbus RTU/ASCII to Modbus TCP conversion ● Support VirtualCOM software management ● Din Rail installation

● Support RS-232/485/422 to Wi-Fi/Ethernet data transmission, serial rate up to 230400bps ● Support 802.11 b/g/n standard ● Support wireless operation AP/Client/AP+Client mode ● Support IP-MAC binding, static routing, PPPoE, DHCP, static IP and AUTO-IP functions ● Support WAN/LAN mode switching

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. ● RS-232/RS-485/RS-422 serial interface up to 2kV surge protection ● Up to 6kV lightning protection on Ethernet interface ● Support Modbus RTU/ASCII to Modbus TCP conversion ● Support VirtualCOM software management

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. Benefits: 1. Support 2-channel RS232/485 to 2-channel 10/100M Ethernet (can be cascaded). 2. Support Modbus RTU/ASCII and Modbus TCP conversion 3. Support DC9~60V non-polar input, dual power supply redundancy design, 6KV lightning protection 4. Modbus configuration-free pre-read, single serial port supports 256 Modbus RTU instructions, and the number of connections is synchronously extended to other transparent transmission modes 5. High-strength aluminum alloy shell, IP40 protection level, fanless shell heat dissipation, stable operation in harsh industrial environment of -40°C~+85°C

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. ● RS-485/RS-422 serial interface up to 4kV surge protection ● Up to 6kV lightning protection on Ethernet interface ● Support Modbus RTU/ASCII to Modbus TCP conversion ● Support VirtualCOM software management ● Support opto-isolation

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. Benefits: Support 2-channel RS232/485 to Ethernet Support Modbus RTU/ASCII to Modbus TCP SupportTCP Server/TCP Client/UDP/UDP multicast/RealCom/Pari Connection/HTTPD and other working modes Support custom subcontracting length and interval, etc Working temperature:-40°C~85°C, DC9~36V wide voltage, guide rail installation

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 RS232/485 to Ethernet, 4 serial ports are independent of each other, do not affect each other ● Support Modbus RTU to TCP, support for virtual serial port ● Support TCP Server/TCP Client/UDP/UDP multicast/HTTPD/parallel mode, etc. ● Support customized packet length and interval, etc. ● Industrial-grade design, EMC three-level protection, stable and reliable

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 to 2-way 10/100M Ethernet (can be cascaded) ● Supports Modbus RTU/ASCII to Modbus TCP ● Supports DC9~60V non-polarized input, dual power supply redundancy design, 4kV surge protection ● Modbus configuration-free pre-reading, single serial port supports 256 Modbus RTU commands, the number of connections synchronized expansion to other transmission modes ● Firm terminal wiring, -40℃~85℃ wide temperature, DIN-rail mounting

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

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 8-way RS232/485 to 2-way 10/100M Ethernet (can be cascaded) ● Support Modbus RTU/ASCII to Modbus TCP ● Support TCP Server/TCP Client/UDP/UDP multicast/Pari Connection/virtual serial port and other work modes ● Support MQTT on the cloud (Ali MQTT, China Mobile OneNet, Huawei Cloud MQTT, private cloud, etc.), HTTPD, WebSocket, etc ● Support data forwarding function between serial ports ● Strong terminal wiring, -40℃~85℃ wide temperature, EMC level 4 protection, standard 1U rack mounting

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 8-way RS232 to Ethernet ● Support Modbus RTU/ASCII to Modbus TCP ● Support TCP Server/TCP Client/UDP/UDP Multicast/Pari Connection/Virtual Serial Port and other work modes. ● Support MQTT on the cloud (Ali MQTT, China Mobile OneNet, Huawei Cloud MQTT, private cloud, etc.), HTTPD, WebSocket and so on. ● Support data forwarding function between serial ports ● Wide temperature range of 40℃~85℃, wide voltage range of 9~36V, EMC level 4 protection

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. 1 100 Gigabit Ethernet electrical port, 8 RS232/485/422 serial ports are optional Support Modbus RTU to TCP, support virtual serial port SupportTCP Server/TCP Client/UDP/UDP multicast/HTTPD/MQTT, etc Support custom subcontracting length and interval, etc External independent hardware watchdog design to prevent crashes

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. ● Serial ports supports up to 256 modubus TCP Client connections and 128 modubus TCP server connections ● Support Modbus RTU/ASCII and Modbus TCP protocols ● Cortex-A7 core running at up to 792MHz ● RS232, RS485 interface up to 4kV surge protection

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. ● Serial ports supports up to 256 modubus TCP Client connections and 128 modubus TCP server connections ● Support Modbus RTU/ASCII and Modbus TCP protocols ● Cortex-A7 core running at up to 792MHz ● RS232, RS485 interface up to 4kV surge protection

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. ● Adopt 32-bit Arm Cortex-M7 core CPU ● 8 ports RS422/RS485 to 2*10/100M Ethernet ports ● Support opto-isolation

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 8-way RS485 to Ethernet ● Support Modbus RTU/ASCII to Modbus TCP ● Support TCP Server/TCP Client/UDP/UDP Multicast/Pari Connection/Virtual Serial Port and other working modes. ● Support MQTT on the cloud (Ali MQTT, China Mobile OneNet, Huawei Cloud MQTT, private cloud, etc.), HTTPD, WebSocket and so on. ● Support data forwarding function between serial ports ● -40℃~85℃ wide temperature, 9~36V wide voltage, EMC level 4 protection.

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. ● 6 RS485/422 serial ports ● 2 10/100/1000M Ethernet TX/FX multiplexing ports, the copper port and the fiber port can be adaptive according to the inserted medium, and the default optical port has priority when both are plugged in at the same time ● Support opto-isolation ● Adopt 32-bit Arm Cortex-A8 core CPU, up to 800MHz main frequency

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. ● 16 RS485/422 serial ports,Support opto-isolation ● 2 10/100/1000M Ethernet TX/FX multiplexing ports, the copper port and the fiber port can be adaptive according to the inserted medium, and the default optical port has priority when both are plugged in at the same time ● Adopt 32-bit Arm Cortex-A8 core CPU, up to 800MHz main frequency

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. ● 2x100/1000M combo ports ● 32 independent RS232/485/422 serial ports with RJ45 interface ● high level ESD,surge and EFT protection on power,ethernet port and serial port ● Support Modbus functions

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. ● 1 100M Ethernet RJ45 port, 1*CAN-bus + 1*RS232/485 interfaces for networking ● Adopt 32-bit Arm Cortex-M7 core CPU, up to nearly 400MHz main frequency ● Ethernet interface up to 6KV lightning protection, CAN interface up to 4KV surge protection ● Isolation design, CAN interface isolation voltage 2KVAC ● Industrial temperature range of -40℃~+85℃

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. ● 1 100M Ethernet RJ45 port, 1*CAN-bus + 1*RS232/485 interfaces for networking ● Adopt 32-bit Arm Cortex-M7 core CPU, up to nearly 400MHz main frequency ● Ethernet interface up to 6KV lightning protection, CAN interface up to 4KV surge protection ● Isolation design, CAN interface isolation voltage 2KVAC ● Industrial temperature range of -40℃~+85℃

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. ● 1 100M Ethernet RJ45 port, 2 CAN-bus interfaces for networking ● Adopt 32-bit Arm Cortex-M7 core CPU, up to nearly 400MHz main frequency ● Ethernet interface up to 6KV lightning protection, CAN interface up to 4KV surge protection ● Isolation design, CAN interface isolation voltage 2KVAC, each CAN interface is independent of each other, does not affect each other, and can be configured into different modes and baud rates ● Industrial temperature range of -40℃~+85℃

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. Benefits: 1: Support 1 x 100 Gigabit Ethernet interface, optional 4 x RS232/485/422 serial port, or 2 x RS232/485/422 serial port + 2 x CAN bus interface; 2: Support serial port, CAN terminal equipment networking, convert UDP, TCP, Modbus, HTTPD, WebSocket and other protocols, support virtual serial port; 3: Support CAN to serial port, support transparent conversion, transparent band identification conversion, format conversion, Modbus and other conversion methods; 4: Compact structure and small size, easy to install, maintain and PCB board; 5: Support DC3.3V(3~3.6VDC) power input; 6: Support -40~85°C working temperature to meet the needs of industrial environment applications.

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 2-way 100Gb Ethernet interface and 8-way TTL UART ● Support serial terminal device networking, can convert UDP, TCP, Modbus, HTTPD, MQTT and other protocols, support for virtual serial port ● Support Modbus slave pre-reading, single port automatically learns up to 256 RTU or 128 ASCII commands, pre-reading data to achieve rapid response. ● Compact structure and small size, easy to install, maintenance and PCB board. ● Supports DC3.3V power input. ● Wide temperature range of -40~85℃ to meet the needs of industrial environments