Waveshare USB TO RS485 (B)
Industrial USB TO RS485 Bidirectional Converter, Onboard Original CH343G, Multi-Protection Circuits
USB TO RS485 Bidirectional Converter
Features At A Glance
- Support USB to RS485 bidirectional conversion
- Fast communication, stable and reliable, better compatibility
- Onboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, lightning proof & anti-electrostatic
- Onboard resettable fuse and protection diodes, ensures the current/voltage stable outputs, provide over-current/over-voltage proof, improve shock resistance
- 3 LEDs for indicating the power and transceiver status
Specifications
| PRODUCT TYPE | Industrial Grade USB to RS485 converter | |
|---|---|---|
| HOST PORT | USB | |
| DEVICE PORT | RS485 | |
| BAUDRATE | 300bps ~ 3Mbps | |
| USB | Operating voltage | 5V |
| Connector | USB-A | |
| Protection | 200mA self-recovery fuse, ESD protection | |
| Transmission distance | About 5m | |
| RS485 | Connector | Screw terminal |
| Pins | A+, B-, GND | |
| Direction control | Hardware automatic control | |
| Protection | 600W lightning proof and surge-suppress, 15KV ESD protection (onboard 120R balancing resistor) | |
| Transmission distance | About 1.2km(low rate) | |
| Transmission mode | Point-to-multipoint (up to 32 nodes, it is recommended to use repeaters for 16 nodes or more) | |
| LED INDICATORS | PWR | The red power indicator, lights up when there is a USB connection and voltage is detected |
| TXD | The Red TX indicator, light up when the USB port sends data | |
| RXD | The Red 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 10 / 8.1 / 8 / 7 / XP | |
Onboard Original Chips
Onboard Original CH343G And SP485EEN Chips, Providing Better Stability And Compatibility, Built-In Lightningproof Tube, Resettable Fuse, ESD And TVS Protection Circuits, Etc.
Transmission Distance Up To 1.2km
The USB Signal Can Be Converted Into A Balanced Differential RS485 Signal And The Transmission Rate Is Stable. The Reliable Speed Is 300bps ~ 3Mbps, The Transmission Distance Is About 1.2km For RS485 And About 5 Meters For USB.
Multi-System Support
Supports Mac, Linux, Android, WinCE, Win11/10/8.1/8/7/XP, Etc.
Working Status Indicators
Onboard 3 LEDs For Indicating The Power And Transceiver Status
Outline Dimensions
Resources & Services
WIKI: www.waveshare.com/wiki/USB_TO_RS485_(B)
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