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USB TO RS485/422
Industrial Grade Isolated Converter
Adopts original FT232RNL and SP485EEN chip solution, provides stable communication with built-in galvanic isolation, lightning-proof and anti-electrostatic protection and so on, it is an ideal choice for industrial control equipment and/or applications with high communication requirement.
Features
- Onboard Original FT232RL and SP485EEN chip. Fast communication, 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 & anti-electrostatic
- Onboard self-recovery fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock proof performance
- Onboard 15KV ESD isolation protection and 600W lightningproof & anti-surge protection
- Onboard 120R terminal resistor on the RS485/RS422 ports, enable by default, configurable by jumper
- 3 LEDs for indicating the power and transceiver status
- Industrial rail-mount ABS case design, small in size, easy to install, and cost-effective
Specifications
| PRODUCT TYPE | Industrial grade isolated USB to RS485/422 converter | |
|---|---|---|
| BAUD RATE | FT232RNL | 300bps ~ 3Mbps |
| HOST PORT | USB | |
| DEVICE PORT | RS485/422 | |
| USB | Operating voltage | 5V |
| Connector | USB-B | |
| Protection | 200mA self-recovery fuse, ESD protection | |
| Transmission distance | About 5m | |
| RS485/422 | Connector | Screw terminal |
| Pins | A+, B-, PE | |
| Direction control | Hardware automatic control | |
| Protection | 600W lightningproof and surge-suppress, 15KV ESD protection (onboard 120R balancing resistor) | |
| Transmission distance | About 1.2km(low rate) | |
| Transmission mode | Point-to-multipoints (up to 32 nodes, it is recommended to use repeaters for 16 nodes or more) | |
| LED 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 ENVIRONMENT | Temperature | -15℃ ~ 70℃ |
| Humidity | 5%RH ~ 95%RH | |
| OPERATING SYSTEM | Mac, Linux, Android, WinCE, Windows 11 / 10 / 8.1 / 8 / 7 | |
| APPEARANCE | Enclosure | Rail-mount ABS case, suitable for 35mm DIN rail |
| Dimensions | 81.9 × 54.0 × 32.0mm | |
Onboard Original Chips
Onboard Original FT232RL And SP485EEN Chips, Providing Better Stability And Compatibility
Galvanic Isolated Design
- 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
Multiple Protection, Safe And Stable
Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightning-proof & 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.
Transmission Distance Up To 1.2km
The USB Signal Can Be Converted Into A Balanced Differential RS485/422 Signal And The Transmission Rate Is Stable. The Transmission Distance Is About 1.2km For RS485/422, And About 5 Meters For USB.
Multi System Support
Supports Mac, Linux, Android, WinCE, Win11/10/8.1/8/7/XP, Etc.
Interface
| 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 |
Wall-Mount And Rail-Mount Support
Outline Dimensions
Resources
WIKI: www.waveshare.com/wiki/USB_TO_RS485/422
Package Contents:
Weight: 0.104 kg
- USB TO RS485/422 x1
- USB-A male to USB-B male cable ~1.2m x1
- Screwdriver x1
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Which operating systems are supported by this USB to RS485 and RS422 converter?
Supports Mac, Linux, Android, WinCE and Windows including 11 10 8.1 8 7 and XP.
Is a separate power supply needed for the isolated terminal?
No external power supply is required as the unit provides onboard unibody power supply isolation for the isolated terminal.
What protection and isolation features are built in?
It includes onboard TVS surge suppression, 15KV ESD protection, a self recovery fuse and diodes, and 600W surge protection to improve reliability and protect the circuit.
What are the baud rate and distance capabilities of the connection?
Baud rate range is 300 bps to 3 Mbps; RS485 and RS422 distance up to about 1.2 km at low rate; USB distance about 5 meters; supports up to 32 nodes in point to multipoint.
What is included in the package and how can it be mounted?
Package includes the USB to RS485 and RS422 converter, USB A to B cable about 1.2 m, and a screwdriver; enclosure supports rail mount and 35 mm DIN rail mounting.
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Description
Ask AI about this product
USB TO RS485/422
Industrial Grade Isolated Converter
Adopts original FT232RNL and SP485EEN chip solution, provides stable communication with built-in galvanic isolation, lightning-proof and anti-electrostatic protection and so on, it is an ideal choice for industrial control equipment and/or applications with high communication requirement.
Features
- Onboard Original FT232RL and SP485EEN chip. Fast communication, 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 & anti-electrostatic
- Onboard self-recovery fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock proof performance
- Onboard 15KV ESD isolation protection and 600W lightningproof & anti-surge protection
- Onboard 120R terminal resistor on the RS485/RS422 ports, enable by default, configurable by jumper
- 3 LEDs for indicating the power and transceiver status
- Industrial rail-mount ABS case design, small in size, easy to install, and cost-effective
Specifications
| PRODUCT TYPE | Industrial grade isolated USB to RS485/422 converter | |
|---|---|---|
| BAUD RATE | FT232RNL | 300bps ~ 3Mbps |
| HOST PORT | USB | |
| DEVICE PORT | RS485/422 | |
| USB | Operating voltage | 5V |
| Connector | USB-B | |
| Protection | 200mA self-recovery fuse, ESD protection | |
| Transmission distance | About 5m | |
| RS485/422 | Connector | Screw terminal |
| Pins | A+, B-, PE | |
| Direction control | Hardware automatic control | |
| Protection | 600W lightningproof and surge-suppress, 15KV ESD protection (onboard 120R balancing resistor) | |
| Transmission distance | About 1.2km(low rate) | |
| Transmission mode | Point-to-multipoints (up to 32 nodes, it is recommended to use repeaters for 16 nodes or more) | |
| LED 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 ENVIRONMENT | Temperature | -15℃ ~ 70℃ |
| Humidity | 5%RH ~ 95%RH | |
| OPERATING SYSTEM | Mac, Linux, Android, WinCE, Windows 11 / 10 / 8.1 / 8 / 7 | |
| APPEARANCE | Enclosure | Rail-mount ABS case, suitable for 35mm DIN rail |
| Dimensions | 81.9 × 54.0 × 32.0mm | |
Onboard Original Chips
Onboard Original FT232RL And SP485EEN Chips, Providing Better Stability And Compatibility
Galvanic Isolated Design
- 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
Multiple Protection, Safe And Stable
Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightning-proof & 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.
Transmission Distance Up To 1.2km
The USB Signal Can Be Converted Into A Balanced Differential RS485/422 Signal And The Transmission Rate Is Stable. The Transmission Distance Is About 1.2km For RS485/422, And About 5 Meters For USB.
Multi System Support
Supports Mac, Linux, Android, WinCE, Win11/10/8.1/8/7/XP, Etc.
Interface
| 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 |
Wall-Mount And Rail-Mount Support
Outline Dimensions
Resources
WIKI: www.waveshare.com/wiki/USB_TO_RS485/422
Package Contents:
Weight: 0.104 kg
- USB TO RS485/422 x1
- USB-A male to USB-B male cable ~1.2m x1
- Screwdriver x1
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FAQ
Which operating systems are supported by this USB to RS485 and RS422 converter?
Supports Mac, Linux, Android, WinCE and Windows including 11 10 8.1 8 7 and XP.
Is a separate power supply needed for the isolated terminal?
No external power supply is required as the unit provides onboard unibody power supply isolation for the isolated terminal.
What protection and isolation features are built in?
It includes onboard TVS surge suppression, 15KV ESD protection, a self recovery fuse and diodes, and 600W surge protection to improve reliability and protect the circuit.
What are the baud rate and distance capabilities of the connection?
Baud rate range is 300 bps to 3 Mbps; RS485 and RS422 distance up to about 1.2 km at low rate; USB distance about 5 meters; supports up to 32 nodes in point to multipoint.
What is included in the package and how can it be mounted?
Package includes the USB to RS485 and RS422 converter, USB A to B cable about 1.2 m, and a screwdriver; enclosure supports rail mount and 35 mm DIN rail mounting.
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