Description
- Uses original FT232RNL chip, fast communication, stable and reliable, better compatibility
- Built-in TVS (Transient Voltage Suppression), effectively protects against overvoltage and short-term voltage surges in the circuit, lightning protection and anti-electrostatic protection
- Built-in self-recovery fuse and protection diodes, ensure stable current/voltage outputs, over-current/voltage protection, improve shock protection
- Built-in RS232/485 communication switching circuit, configurable via switch
- Built-in 120 Ohm terminating resistor on RS485 interface, switched on/off via switch
- 3 LEDs for power and transmitter status indication
- Uses ABS protective housing, compact size, portable and easy to use, economical
Characteristics
| Product type | USB to RS232/485 converter |
| Host port | USB |
| Device port | RS232/485 |
| USB power supply voltage | 5V |
| Connector type | Type-A male |
| Protection | 200mA self-resetting fuse |
| Transmission distance | Approximately 5m |
| RS232 - Connector | Screw terminal block |
| Transmission distance | Approximately 15m |
| Transmission mode | Point-to-point |
| Transmission speed | 300bps ~ 921600bps |
| RS485 - Connector | Screw terminal block |
| Direction control | Automatic hardware control |
| Protection | TVS diode, surge and ESD protection (built-in 120R balancing resistor) |
| Transmission distance | Approximately 1.2km (low speed) |
| Transmission mode | Point-to-multipoint (up to 32 nodes, repeaters recommended for 16 or more nodes) |
| Transmission speed | 300bps ~ 921600bps |
| LED indicators |
|
| Working environment - Temperature | -15℃ ~ 70℃ |
| Humidity | 5%RH ~ 95%RH |
| Operating system | Mac, Linux, Android, Windows 11 / 10 / 8.1 / 8 / 7 |
Built-in original chip
Built-in original FT232RNL chip, providing better stability and compatibility.

| ① | 120Ω resistor switch to enable or disable the RS485 terminating resistor |
| ② | RS232/485 switch for switching between RS232 and RS485 |
| ③ | RX_B: Receive RS232 data / RS485 negative differential signal (B-) |
| ④ | TX_A: RS232 data transmission / RS485 positive differential signal (A+) |
| ⑤ | GND: Common ground of RS232/485 signals |
Equipment
- USB to RS232/485 adapter
- Cable USB-A male to female
- Screwdriver
Part number:
45644
ЩУ
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