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Product Name:CAN analyzer
USR-CAN300/300s CAN Analyzer connects to CAN bus via USB, uploading data to dedicated software for real-time monitoring, analysis and fault diagnosis. It features 2500V industrial isolation, 9000fps dual-channel transmission without frame loss, and supports CANopen/J1939. With custom baud rate, repeater function and secondary development, it drives 128 devices. Two versions available, ideal for CAN bus debugging and monitoring.nd further expand the scope of CAN FD network.

Rich Interfaces: 2CAN, 1High-Speed USB, multi-channel independent operation
Industrial Designed: 2500V isolation, high anti-interference, industrial-grade stable hardware
Comprehensive Protocol Parsing: Supports CAN2.0A/B, compatible with CANopen/J1939 and other mainstream protocols
Easy to Config: One-click custom baud rate, no reconfiguration required after power-on

Collect CAN bus data via USB and upload it to the dedicated debugging software, realizing transmission control, data analysis, collection and monitoring of the CAN bus network.

Supports data analysis and statistics of standard CAN2.0A/B, and decodes & analyzes high-layer CAN protocols including CANopen, SAE J1939, DeviceNET, iCAN, ISO15765, etc.

Equipped with a 32-bit high-performance processor, featuring 512K Flash + 128K SRAM storage space.
It saves CAN configuration information and status in real time, no reconfiguration required after power-off.
1 high-speed USB channel and 2 high-speed CAN channels with zero transmission bottlenecks.
Both channels reach 9000 frames per second simultaneously without mutual interference, ensuring stable transmission with no frame loss.

Efficient and easy-to-use secondary development functions, compatible with most mainstream development environments.Provides secondary development samples for multi-platform and multi-type development environments.

Supports CAN repeater function, enabling real-time high-speed data exchange between 2 CAN channels at the same or different baud rates.
In repeater mode, data exchange between CAN1 and CAN2 can be monitored in real time via PC software. Meanwhile, data can be sent to the bus to achieve transparent data transmission. It can also be used as an offline repeater, greatly extending the effective distance of data transmission.

Multiple CAN analyzers can run simultaneously on a single computer, with independent operation and no mutual interference. Tested to support a maximum load of 128 devices, ideal for scenarios such as a single monitoring device monitoring multiple CAN networks simultaneously and high-reliability data comparison & verification.

Recommended: CAN300 Professional Edition, balanced performance & cost-effective, ideal for daily debugging.

Industrial Automation
Smart Firewall Protection
Smart Building
Intelligent Agriculture






Project | Description | |
essential parameter | working voltage | The USB bus operates directly without requiring an external power supply。Voltage: 4.5V-5.5V, Current: 100mA-200mA |
size | 103*66*25mm | |
pilot lamp | PWR、SYS、CAN1、CAN2 | |
interface parameters | USB port specifications | The USB interface supports USB 3.0 and USB 2.0, and is compatible with USB 1.1 and OTG standards. |
CAN port specifications | Two CAN ports supporting CAN2.0A and CAN2.0B protocols, with compatibility for both standard and extended frames. | |
CAN port baud rate | The speed range is 10Kbps to 1Mbps, configurable via software. | |
terminal resistance | Each CAN port is equipped with two CAN bus 120Ω terminal resistors. Connect the resistor via dial code control by setting any digit to ON, then connect a 120Ω resistor in parallel. Set both dial switches to ON and connect two 120-ohm resistors in parallel. | |
work environment | working temperature | -20~85℃ |
Working humidity | 5%~95% RH (no condensation) | |
Isolation protection | Isolation performance | The CAN bus interface employs high-speed signal isolation and isolated DC-DC power supply; USB, CAN1, and CAN2 ports are completely isolated from each other. |
Isolation voltage | Insulation voltage of isolation module: 2500VDC | |
product function | basic function | Supports protocol conversion between USB and CAN bus, enabling CAN bus data analysis, network data acquisition, error diagnosis, and real-time monitoring. |
Protocol parsing | Supports high-level protocols including CANopen, J1939, DeviceNET, and ISO 15765. | |
Secondary development | Supports C++Builder, C#, Visual C++, VB, VB.NET, Delphi, LABVIEW, LabWindows/CVI, and Matlab for developing custom applications. | |
support system | Professional Edition CAN300: Compatible with Windows systems; Top-tier CAN300s model: Supports both Windows and Linux operating systems | |
Other features | CAN relay and transparent transmission; the top-tier version supports fault tolerance and single-wire CAN communication. | |
Monday to Friday 8:30-18:00 in Beijing time. Message us online for a quick response when we are on-work. Or you can leave a message. Our sales will contact you as soon as possible. You can get free technical support & professional support for your project on our technical support h.usriot.com. Get in touch with us via email at sales@usriot.com. We want to help with any questions you have.
We will deliver goods as soon as possible after we received the order. The order generated on weekend and holidays will be handled after back. We ship the goods with the following carriers TNT, DHL, FedEx, UPS, shipping agent.
We provide one year's warranty of modules and two year's warranty of cellular routers, cellular modems, serial device servers for any reason. If you believe the item is defective and under warranty, please submit a Return or Exchange request on the product's support page, or contact us at support@usriot.com.
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