UT UT-8251 USB to CAN Adapter User Manual

About this manual

The UT UT-8251 is a USB to CAN adapter that allows users to connect to CAN fieldbus networks via a PC without installing USB drivers. It features optical isolation and DC-DC power isolation for high reliability in harsh environments, supporting CAN 2.0A and 2.0B protocols with data rates from 5Kbps to 1Mbps. This manual is written in Chinese.

What's inside

• Product Overview
• Performance Specifications
• Typical Applications
• Product List
• Product Appearance and Interfaces
• LED Indicator Description
• CAN Bus Connection
• Default Configuration
• Software Tool Usage
• Standard and Extended Frame Formats

Frequently asked questions

What is the maximum CAN bus data throughput of the UT-8251?

The device supports a maximum traffic rate of 4000 CAN bus data frames per second.

What is the default CAN baud rate when the device is powered on?

The factory default setting for the CAN baud rate is 100Kbit/s.

What is the maximum recommended communication distance for the CAN lines?

If the communication distance exceeds 1KM, the wire cross-sectional area must be greater than 1.0mm².