Industrial Grade Isolated USB Converter USB TO RS232/485/TTL Stable Transmission | Multiple Devices Applicable | Multi-OS Compatible Features At A Glance Adopt original FT232RL or CH343G inside, fast communicating, stable and reliable, better compatibility 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 resistance Fully automatic transceiver circuit with no delay, ensures the USB port communicates with different interfaces fastly and stably, without interfering each other Onboard TTL serial 3

3V/5V voltage translator, config the TTL level via switch Aluminium alloy enclosure with sand blasting and anodic oxidation, CNC process opening, solid and durable 3 LEDs for indicating the power and transceiver status High quality USB-B and RS232 connectors, smoothly plug/pull Version Option FT232RL Version CH343G Version Specifications PRODUCT TYPE Industrial grade digital isolated converter USB Operating voltage 5V Connector USB-B Protection 200mA self-recovery fuse, isolated output RS232 Connector DB9 male Protection TVS diode, surge protection & ESD protection Transmission mode Point-to-point Baud rate FT232RL: 300bps ~ 921600 bps CH343G: up to 600000 bps (not full band) RS485 Connector Screw terminal Pins A+/B-/GND Direction control Hardware automatically discriminates and controls the direction of data transmission Protection 600W lightningproof and surge-suppress, 15KV ESD protection (reserved 120R balancing resistor solder pads Transmission mode Point-to-multipoints