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. ● RS232 and TTL (3.3VTTL) level bidirectional conversion ● Serial port steals electricity, no external power supply required ● Unique serial port protection circuit, hot-swappable ● Intelligent flow direction control, zero delay automatic forwarding ● Signal line 600W/ms anti-lightning protection and 15KV anti-static protection

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. ● RS232 and TTL (5V TTL) level bidirectional conversion ● Serial port steals electricity, no external power supply required ● Unique serial port protection circuit, hot-swappable ● Intelligent flow direction control, zero delay automatic forwarding ● Signal line 600W/ms anti-lightning protection and 15KV anti-static protection

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, no need to change user agreement ● Serial circuit protection, anti-static protection, lightning protection, surge suppression ● 600W/ms lightning protection, 15KV static protection ● Industrial design, imported components

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

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. ● Port-powered, no need RTS,DTR support power ● Particular protecting circuit for the serial port, hot-swappable ● Industry level design, excellent import element chosen, all surface adhibit technics

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. ● RS485 and TTL level bi-directional interconversion ● Isolated design, 2.5KV optoelectronic isolation ● Unique serial port protection circuit, can be powered hot-swappable ● Intelligent flow control, zero delay automatic forwarding ● Signal line 600W/ms lightning protection and 15KV anti-static protection

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. ● RS485/422 and TTL level bidirectional mutual conversion ● Unique serial port protection circuit, hot-swappable ● Intelligent flow direction control, zero delay automatic forwarding ● Signal line 600W/ms anti-lightning protection and 15KV anti-static protection

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. ● Port powered, no need external power supply ● Particular protecting circuit for the serial port, hot-swappable ● Automatically transmit with no delay, no need CTS flow control

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. ● Port powered, no need external power supply ● Particular protecting circuit for the serial port, hot-swappable ● Automatically transmit with no delay, no need CTS flow control

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. ● Optic isolation between the RS-232 and RS-485/422 signal ● Particular protecting circuit for the serial port, plus-and-play supported ● Automatically transmit with no delay, no need CTS flow control

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. ● RS232 and RS485 bi-directional inter-conversion ● Serial port power theft, without external power supply ● unique serial port protection circuit, can be powered hot swap ● Intelligent flow control, zero delay automatic forwarding ● Signal line 600W/ms anti-lightning protection and 15KV anti-static protection.

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. ● Support 1 way RS232/485 to 4 way RS485 ● Industrial-class design, preferably imported components ● Communication distance 1.5km, support 512 nodes ● Automatic identification of RS485 signal flow direction, zero delay automatic forwarding ● signal line 600W/ms lightning protection and 15KV anti-static protection, 2.5KV optical isolation

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. ● Support mutual conversion between 1-channel master station RS485 and 8-channel slave station RS485 ● Support baud rate of 300~460800bps. When the transmission distance is 1km, supports baud rate of 300~19200bps ● The serial port supports 15kV electrostatic protection and common mode 4kV surge protection, and supports 2500kV photoelectric isolation protection between the master station and slave stations ● Support automatic control of RS485 data flow direction, 32×8 node polling ● Support DC9~60V power input, anti-reverse connection● Support wide operating temperature of -40℃~+85℃ to meet the application needs of industrial environment

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. ● Support 1-way RS232/485/422 to 8-way RS485/422 ● Master node and slave node, slave node and slave node separate photoelectric isolation ● comprehensive fault-tolerant mechanism, all the way from the node damage does not affect other nodes ● Built-in intelligent module, automatic identification of RS-485 signal flow direction, zero delay automatic forwarding ● Industrial-grade design, preferred imported components

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. ● Smart design, RS-485/422 wiring conversion without jumpers ● Extend communication distance is 1.5Km (9.6Kbps) ● Support 128-node polling network structure ● Automatic identification of signal flow, zero delay automatic forwarding ● 2500V isolated between two sides and power supply ● 600W/ms lightning protection, 15KV static protection ● Transparent transmission, baud rate self-adaption

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. ● RS-485 two-wire half-duplex communication, RS-422 four-wire full duplex ● With integrated industrial terminal block, standard DB9 port serial port ● Unique serial port protection circuit, can be hot plugged ● Built-in intelligent module to automatically identify RS-485 signal flow without CTS flow control ● Signal line 600W/ms anti-lightning protection and 15KV anti-static protection ● Transparent transmission, baud rate adaptive, no need to change user agreement ● Industrial grade design, preferably imported components, all surface mount technology

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. ● RS-232/RS-485/RS-422 interface available ● EIA RS-232, RS-485, RS-422 Standard ● 600W/ anti-lightning strike ● 15kv anti-static protection ● desktop installation

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. ● RS-232/RS-485/RS-422 interface available ● EIA RS-232, RS-485, RS-422 Standard ● 600W/ anti-lightning strike ● 15kv anti-static protection ● Din-rail installation

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. Benefits: Support 1 channel CAN-bus to optical fiber Support-40~85°C wide temperature operation The signal flow direction is automatically identified, and there is no need to change the user agreement 600W/ms lightning protection, 15KV electrostatic protection Industrial-grade design, stable and reliable

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. ● 2 CAN-bus interfaces, 2 Ethernet optical ports; ● Using 32-bit Arm Cortex-M7 core CPU, up to nearly 400MHz main frequency; ● External independent hardware watchdog design to prevent crashes; ● Ethernet interface up to 6KV lightning protection, CAN interface up to 4KV surge protection; ● Isolation design, CAN interface isolation voltage 3KVAC, each CAN interface is independent of each other, does not affect each other, can be configured into different modes and baud rates; ● Provide industrial-grade DC power supply DC9~60V input, with anti-reverse connection protection; ● Meet the industrial temperature range of -40℃~+85℃.

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

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. ● USB power power suppply ● WIN98/2000/XP/7/8 operation system ● DB9 needle ● Meet USBV1.0/2.0 standard

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. ● USB to 4-way RS-232 serial port ● USB port power supply ● USB 2.0 standard ● Compliant with EIA RS-232 standard

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. ● USB to RS-485/RS-422 communication ● USB port power supply ● Plug-and-play

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. ● USB to RS232/485/422 interface converter ● WIN98/2000/XP/7 Apple OS8/OS9 operating system ● Baud rate 300bps~12Mbps