Centralized Onboard Computing
Processes sensing data and intelligent analysis locally on the train, reducing movement of raw data across the system chain.
AFR540-T · ONBOARD EDGE COMPUTING
TIDS Main Computer
The Onboard Computing Core of the Intelligent Train Obstacle Detection System
Designed for onboard rail deployment, it connects front-end sensors and vehicle signals, performs local data processing, intelligent analysis and business coordination, and provides the computing foundation for driver information and system integration.
Multi-Source Sensor AccessUnified Onboard Data ProcessingVehicle Interface CoordinationConnect Vehicle SystemsRail-Environment AdaptationDesigned for Onboard Deployment
PRODUCT POSITIONING
Bring Perception Data and Vehicle Functions into One Onboard Computing Platform
AFR540-T addresses multi-source data processing for TIDS with onboard processing, network communication, serial communication and hardwired I/O. Its modular front panel supports onboard-cabinet integration and clearly separates sensor access, commissioning, maintenance and vehicle coordination.
Multi-Interface Coordination
Network, serial, hardwired and commissioning interfaces support sensor and vehicle-system connectivity.
Cabinet Integration
A standard 19-inch 3U structure supports onboard deployment through front-panel connections and mechanical fastening.
Rail-Environment Adaptation
Uses wide-range power input, with temperature, humidity, shock/vibration and EMC requirements defined in the datasheet.
Close the Onboard Processing Loop from Sensor Input to Business Output
The main computer is the data and business hub of TIDS. Connected devices, algorithm functions and vehicle interfaces are defined by the project solution.
Perception Input
Receives camera, LiDAR and other front-end device data over Gigabit Ethernet.
Synchronized Processing
Organizes multi-source onboard data in a unified environment for fusion analysis.
Intelligent Analysis
Runs obstacle-detection and related application algorithms onboard.
Business Output
Coordinates information with the DMI and vehicle systems through network, serial or hardwired interfaces.
Clear Interfaces for Sensors, Commissioning Tools and Vehicle Systems
Interface categories are based on the AFR540-T V1.0 datasheet. Final quantities, connector definitions and protocols are subject to the project interface-control document.
Network and Vehicle Communication
- 4 × GBE
- TRDP / MVB capability subject to configuration
- 4 × 8-pin push-pull self-locking connectors
Serial Communication
- 2 × RS232
- 1 × RS485
- 1 × RS232 DEBUG
Commissioning and Maintenance
- 2 × USB 3.2 Type-A
- One port supports programming
- 1 × HDMI
Hardwired I/O
- 2 dry/wet-contact hardwired inputs
- 10 dry-contact hardwired outputs
- M12 S-Code power interface
POWER & MECHANICAL
Structural Design for Rail Power and Cabinet Installation Conditions
Supports DC 77–137.5 V input, with DC 110 V recommended. Uses a standard 19-inch 3U chassis, cabinet-mounted with four M6 front-panel fasteners.
482.6 mmWidth132.55 mmHeight285 mmDepth8.104 kgDevice Weight
19″ / 3U
482.6 mmAFR540-TReserve front maintenance clearance for cable bend radius
285 mmAFR540-T Key Specifications
The following content is based on the current V1.0 datasheet for preliminary planning. Formal selection, acceptance criteria and interface definitions are subject to project technical documents.
Power and Structure
- Supply Voltage
- DC 77–137.5 V; DC 110 V recommended
- Power Consumption
- 94 W peak; 55 W typical
- Mechanical Dimensions
- 482.6 × 132.55 × 285 mm
- Device Weight
- 8.104 kg
- Mounting
- Cabinet mounting, front panel secured by 4 × M6
Environmental Ratings
- Operating Temperature
- -25 ℃–+70 ℃
- Operating Humidity
- 10%–90%, non-condensing
- Shock and Vibration
- Datasheet states compliance with EN 61373:2010 Class 1B
- Electromagnetic Compatibility
- Datasheet states compliance with EN 50155:2017
Include Onboard Environmental Requirements in Product Design Boundaries
The datasheet defines operating temperature/humidity, shock/vibration and EMC requirements to support product selection and validation planning.
The datasheet also states EN 50155 compliance and SIL2-related characteristics. Certificate status, configuration, scope and safety-integrity allocation are subject to formal certification and project safety documents.
Complete Integration from Interface Confirmation to Onboard Delivery
Requirement and Configuration Confirmation
Confirm sensor quantity, data bandwidth, vehicle network, hardwired signals and data-management requirements.
Interface and Installation Design
Confirm connector definitions, power protection, cabinet space, cable routing and cooling conditions.
Software Deployment and Commissioning
Deploy project software and commission interfaces with sensor units, DMI and vehicle systems.
Project Validation and Delivery
Perform functional, performance, environmental and system-level validation under project conditions and prepare delivery documentation.
CONFIGURE FOR YOUR TRAIN
Contact the Product Team ↗Deploy the Computing Platform with Vehicle Type, Sensor Configuration and Vehicle Interfaces
Provide vehicle conditions, sensor configuration, vehicle network and safety requirements, and we will help confirm product configuration and integration boundaries.