Industrial USB to Serial Converter 4 Channel What is Original FT4232HL Chip?

Adopts original FT4232HL chip, fast communicating, stable and reliable, better compatibility
Supports USB to 4-ch multi-functional serial port, convenient for expanding or debugging various industrial serial port devices
Supports USB to 1-ch TTL + 1-ch TTL/RS485 + 1-ch isolated RS485/422 + 1-ch isolated RS232/485
Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal
Onboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption
Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightningproof & ESD protection
Onboard self-recovery fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock proof performance
Fully automatic transceiver circuit with no delay, ensures fast and stable communication between the USB port and different interfaces, without interfering with each other
Onboard TTL serial 3.3V/5V voltage translator, config the TTL level via switch
9 LEDs for indicating the power and transceiver status
High quality USB-B connectors, smoothly plug/pull
Industrial grade metal case, supports wall-mount installation, solid and beautiful, easy to install


PRODUCT TYPE		Industrial USB to 4-channel multi-functional serial converter
USB		Operating voltage	5V
		Connector	USB-B
		Protection	200mA self-recovery fuse, isolated output
PORT A (TTL ONLY)	TTL (UART)	Operating voltage	3.3V / 5V (configurable via switch)
		Connector	Screw terminal
		Protection	clamp protection diode, over-voltage/negative-voltage proof, shock proof
		Transmission mode	Point-to-point
		Baud rate	300bps ~ 12Mbps
PORT B (TTL/RS485 CHOOSE ONE)	TTL (UART)	Operating voltage	3.3V / 5V (configurable via switch)
		Connector	Screw terminal
		Protection	clamp protection diode, over-voltage/negative-voltage proof, shock proof
		Transmission mode	Point-to-point
		Baud rate	300bps ~ 12Mbps
	RS485	Connector	Screw terminal
		Direction control	Hardware automatic control
		Protection	TVS diode, surge protection & ESD protection
		Resistor	Onboard reserved 120R matching resistor, NC by default, enabled via jumper
		Transmission mode	Point-to-multipoints (485 mode up to 32 nodes, it is recommended to use repeaters for 16 nodes or more)
		Baud rate	300bps ~ 921600bps
PORT C (RS485/422 CHOOSE ONE)	ISOLATED RS485/422	Connector	Screw terminal
		Direction control	Hardware automatic control
		Protection	TVS diode, surge protection & ESD protection, power isolation and signal isolation
		Resistor	Onboard reserved 120R matching resistor, NC by default, enabled via jumper
		Transmission mode	Point-to-multipoints (485 mode: up to 32 nodes, it is recommended to use repeaters for 16 nodes or more； 422 mode: up to 256 nodes, it is recommended to use repeaters for 16 nodes or more)
		Baud rate	300bps ~ 921600bps
PORT D (RS232/485 CHOOSE ONE)	ISOLATED RS232	Connector	Screw terminal
		Protection	TVS diode, surge protection & ESD protection, power isolation and signal isolation
		Transmission mode	Point-to-point
		Baud rate	300bps ~ 921600bps
	ISOLATED RS485	Connector	Screw terminal
		Direction control	Hardware automatic control
		Protection	TVS diode, surge protection & ESD protection, power isolation and signal isolation
		Resistor	Onboard reserved 120R matching resistor, NC by default, enabled via jumper
		Transmission mode	Point-to-multipoints (485 mode up to 32 nodes, it is recommended to use repeaters for 16 nodes or more)
		Baud rate	300bps ~ 921600bps
INDICATORS		PWR	Red power indicator, light up when there is USB connection and voltage is detected
		TXD	Green TX indicator, light up when the USB port sends data
		RXD	Blue RX indicator, light up when the device ports send data back
OPERATING SYSTEM		Mac, Linux, Android, Windows 11 / 10 / 8.1 / 8 / 7

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