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USB TO RS485/422, an industrial-grade USB to RS485/422 isolated converter, adopts the original FT232RNL, an industrial rail case design, built-in protection circuits such as power isolation, ADI magnetic coupling isolation, and TVS. USB TO RS485/422 is easy to operate, and can automatically transmit and receive without delay. It features fast communication speed, stability, reliability, and safety, which can be applied to various industrial control devices or applications with high communication requirements.
Model | Industrial grade isolated USB to RS485/422 converter | |
Baud Rate | FT232RNL | 300bps ~ 3Mbps |
Host Port | USB | |
Device Port | RS485/422 | |
USB Port | Operating Voltage | 5V |
Interface Type | USB-B | |
Connector | 200mA self-recovery fuse, ESD protection | |
Transmission Distance | About 5m | |
RS485/422 Interface | Interface | Screw Terminal |
RS485 Interface | A+, B-, PE | |
RS422 Interface | TA, TB, RA, RB, PE | |
Direction Control | Hardware automatic control | |
Interface Protection | 600W lightningproof, anti-surge, and 15KV ESD protection (onboard 120R balancing resistor) | |
Transmission Distance | About 1200m (at low rates) | |
Transmission Mode | Point-to-multi points (up to 32 nodes, it is recommended to use repeaters for 16 nodes or more) | |
Indicator | PWR | Red power indicator, lights up when there is a USB connection and voltage is detected |
TXD | Green TX indicator, light up when the USB port sends data | |
RXD | Blue RX indicator, lights up when the device ports send data back | |
Operating Environment | Temperature Range | -15℃ ~ 70℃ |
Humidity Range | 5%RH~95%RH | |
Operating System | Mac, Linux, Android, WinCE, Windows 10 / 8.1 / 8 / 7 / XP | |
Appearance | Enclosure | Rail-mount ABS case, suitable for 35mm DIN rail |
Outline Dimensions | 81.9 × 54.0 × 32.0mm |
Interface | PE | TA | TB | RA | RB |
RS422 | Signal ground | Send differential signal positive T+ | Send differential signal negative T- | Receive differential signal positive R+ | Receive differential signal negative R- |
RS485 | Signal ground | Differential signal positive A+ | Differential signal negative B- | NC | NC |
Description: The RS422 and RS485 interfaces of this product also have a built-in 120R enabling resistor, which is enabled by default, and the user can remove the case to modify the settings as needed.
Modification method: Modify the yellow jumper cap at the red frame.
Test environment: PC (Windows system)
Required accessories:
Note: The RS485 interface of this product also has a built-in 120R enabling resistor, which is turned on by default. Users can remove the case to modify the settings according to their needs. If signal isolation is required, PE can also be connected to the ground.
Note: The RS485 interface of this product also has a built-in 120R enabling resistor, which is turned on by default. Users can remove the case to modify the settings according to their needs. If signal isolation is required, PE can also be connected to the ground.