Industrial USB TO 4Ch RS485 Converter, Multi Protection Circuits, Multi Systems Support, Aluminium Alloy Case

This is an Industrial USB TO 4CH RS485 Communication Module. The USB to 4CH RS485 Converter module comes with Aluminium alloy case with dull-polish surface and Onboard resettable fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock proof performance.

User Manual / Datasheet / Example Codes Etc.

Features

• Extending USB to 4CH RS485, allows concurrent and independent communication for each channel
• Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightningproof & anti-electrostatic
• Onboard resettable fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock proof performance
• Onboard RS485 output terminal 120R resistors, enabled/disabled via DIP switch
• Aluminium alloy case with oxidation dull-polish surface, CNC process opening, solid and durable, well-crafted

Package Includes 

• USB TO 4CH RS485 x1
• USB type A to type B cable ~1.2m x1

Specifications

Multiple Protection, Safe And Stable

Multi System Support

Supports Win7/8/8.1/10/11, Mac, Linux, Android, Etc.

Transmission Distance Up To 1.2km

Interface Introduction

INDICATOR INTRODUCTION

• PWR : power indicator, lights up while the USB is connected and voltage is detected
• ACT : Status indicator, lights up green while the driver is detected.
• RXD(1~4) : Blue RXD indicators, light up when the device ports send data back (corresponding to 4 channels respectively)
• TXD(1~4) : Blue TXD indicators, light up when the USB port is sending data (corresponding to 4 channels respectively)

Pin Description

• PE : Signal ground
• A(1~4)  : A(1~4) differential signal A+
• B(1~4) : B(1~4) differential signal B-

Dimensions

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