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Description
NXI-1401-2

Description
NXI-1401-2 CAN converter module, 2 CAN channels, CAN2.0A/B, 5 kbit/s–1 Mbit/s, LAN, 2000 VDC isolation.
NXI-1401-2
NXI-1401-2 CAN converter module, 2 CAN channels, CAN2.0A/B, 5 kbit/s–1 Mbit/s, LAN, 2000 VDC isolation.
NXI Module Card

Technical Data

NXI Category

Communication modules

Product category

NXI Measurement & Test Systems

NXI-1401-2 CAN Communication Converter: Ethernet Connectivity for Industrial Test Systems

The NXI-1401-2 is a high-precision CAN communication converter designed to connect traditional CAN bus systems to modern Ethernet infrastructures. As a gateway between CAN and LAN, the module enables reliable protocol conversion for networked test benches, industrial automation, and high-voltage test environments.

With two galvanically isolated CAN channels, high insulation strength, and software-configurable termination resistors, the system is ideally suited for applications in e-mobility, battery management, automotive electronics, and automated test engineering. The robust NXI form factor supports both integration into modular chassis systems and flexible deployment in distributed test architectures.

Technical Highlights of the CAN-to-Ethernet Gateway

2CH
Two galvanically isolated channels
Two physically separated CAN channels enable parallel operation of independent networks without signal interference.
2000V
High insulation strength
Isolation up to 2000 VDC between channels and ports reliably protects against ground loops, transient overvoltages, and potential shifts.
1Mbps
Flexible baud rate configuration
Baud rates from 5 kbps to 1 Mbps cover a wide range of industrial CAN applications and control units.
120Ω
Software-controlled termination resistor
The integrated 120-ohm termination resistor can be activated via software, reducing wiring effort within the test system.
HV
Optimized for high-voltage environments
High insulation capability makes the module especially suitable for battery testing and high-voltage validation in 800 V systems.
NXI
Seamless NXI integration
As an NXI standard slot module, the converter integrates easily into modular chassis systems or decentralized test architectures.

Typical Application Areas

BMS
Battery Management System Testing

Monitoring cell communication and validating safety and diagnostic algorithms in modern BMS test environments.

GB
Compliance Testing according to GB 38031-2025

Gateway functionality for secure data acquisition and communication during testing of traction batteries in electric vehicles.

ECU
Automotive Electronics Testing

Simulation, analysis, and integration of CAN communication in ECUs, onboard networks, and automotive test benches.

PLC
Industrial Automation

Integration of CAN-based fieldbus components into Ethernet-based control systems and automated production environments.

Function and System Description

CAN
Support for CAN 2.0A / 2.0B
The module supports common CAN specifications, enabling communication with a wide range of industrial end devices.
LAN
CAN-to-Ethernet protocol conversion
CAN data is reliably converted into Ethernet data, allowing transmission and analysis over existing network infrastructures.
REMOTE
Local and remote configuration
Baud rate, termination, and other communication parameters can be flexibly configured locally or via the network.
SAFE
Safe isolation of critical potentials
Galvanic isolation reliably protects Ethernet infrastructure from high potentials in battery circuits and high-voltage DUTs.
4PIN
Dedicated CAN interfaces
Two 4-pin connectors provide clean and robust connections for separate CAN networks in test environments.
AGILE
Fast switching between test profiles
Pure software configuration enables efficient connection of different DUTs without mechanical reconfiguration.

Technical Specifications

Parameter NXI-1401-2 Remarks
Channels 2 Galvanically isolated
Protocols CAN 2.0A / CAN 2.0B Standard CAN support
Baud Rate 5 kbps – 1 Mbps Software configurable
Isolation 2000 VDC Inter-channel and port isolation
Termination Resistor 120 Ω Integrated, software switchable
Power Supply 12 VDC ±10 %, < 0.5 A Efficient power consumption
Interfaces LAN, 2x 4-pin plug-in connector For Ethernet and CAN
Operating Environment 0°C to 40°C / 5 % to 90 % RH Non-condensing
Altitude < 2000 m For industrial environments
Form Factor 130.5 mm × 20 mm × 230.5 mm NXI standard slot

Variants and Configuration Options

SLOT
Integration in NXI chassis

The module can be operated within an NXI-F1000 chassis as part of a modular measurement and control system.

NET
Ethernet-based remote access

Via the LAN interface, the module can be flexibly controlled and managed within distributed test architectures.

CFG
Dynamic parameter configuration

A single module supports multiple test profiles through flexible software configuration of baud rate and termination.

HV
Suitable for high-voltage and BMS testing

High insulation capability makes the system ideal for safety-critical applications in battery and high-voltage test environments.

Integration into ATE Systems and Automation

ATE
Designed for automated test systems
The NXI-1401-2 integrates seamlessly into ATE environments and supports stable communication processes in continuous automated operation.
SCAN
Automatic device discovery
The system architecture supports fast detection of available devices on the network, simplifying commissioning.
RECON
Automatic reconnection
In case of network interruptions, the connection is automatically restored, increasing system availability.
TCP/IP
Easy software integration
LAN communication enables integration into custom software environments and test system solutions.
DATA
Efficient data acquisition
Ethernet connectivity improves centralized analysis and control of CAN-based devices under test.
CTRL
Flexible system control
Local and remote operation enable an agile test environment for varying DUTs and test profiles.

Industrial Value and Operational Safety

The NXI-1401-2 significantly reduces system complexity when connecting CAN-based devices under test to modern Ethernet infrastructures. At the same time, its high insulation strength enhances electrical safety and minimizes risks in high-voltage and battery testing environments.

For industrial users, this results in a robust, scalable, and future-proof communication solution suitable for next-generation high-voltage battery systems as well as existing automotive and automation applications. The combination of standardized communication, high operational reliability, and flexible integration improves system availability and reduces effort in test environments.

Contact and Consultation

For detailed technical consultation on integrating the NXI-1401-2 into your test environment, feel free to contact us. We are happy to support specific project inquiries and provide detailed technical specifications.

Get in touch with us

+49 (0) 6205 - 3948-0 info@et-system.de

Mon - Thu: 8:00 AM - 5:00 PM
Fri: 8:00 AM - 3:00 PM

Contact Us Directly

+49 (0) 6205 - 3948-0 info@et-system.de

Mo - Do von 8 - 17 Uhr
Fr von 8 - 15 Uhr

Contact Us Directly