Bachmann FS212/N FAST BUS Module
1. Product Description
A high-speed industrial bus communication module designed to enable fast, reliable data exchange between Bachmann automation system components. The Bachmann FS212/N acts as a FAST BUS interface hub, connecting controllers (e.g., MPC240), I/O modules (e.g., DIO216, AI204/SI), and backplanes (e.g., BS203/BS208) in distributed automation systems. It supports high-bandwidth data transmission, low-latency communication, and robust anti-interference performance, making it ideal for applications requiring real-time synchronization of multiple modules in harsh industrial environments (e.g., large-scale production lines, process control systems).
2. Detailed Specifications
2.1 Bus Performance
- Bus Type: Bachmann FAST BUS (optimized for industrial real-time communication)
- Maximum Data Transfer Rate: 100 Mbps (full-duplex mode)
- Communication Latency: <1 ms (end-to-end data transmission between connected modules)
- Maximum Bus Length: 100 meters (without repeater); up to 500 meters with compatible repeaters
- Node Capacity: Supports up to 32 connected modules per bus segment
2.2 Interface Configuration
- Bus Interfaces: 2×FAST BUS ports (RJ45 connectors; for daisy-chain or star topology)
- Backplane Interface: 1×backplane connector (compatible with Bachmann BS203/BS208/BS209 backplanes)
- Diagnostic Interface: 1×USB 2.0 port (for local configuration, fault logging, and firmware updates)
2.3 Protocol & Compatibility
- Supported Protocols: Bachmann FAST BUS protocol (proprietary, real-time); compatible with Modbus TCP (via protocol conversion)
- System Compatibility: Works with Bachmann MPC240 PLC, DIO216/AO202/SI I/O modules, and CNT204 counter modules
- Topology Support: Daisy-chain, star, and redundant ring topologies (ring topology for fault tolerance)
2.4 Power Supply
- Input Voltage: 24 V DC ±20% (powered via backplane or external 24 V DC power supply)
- Power Consumption: Typical 4 W, Maximum 6 W (excluding bus-powered peripheral devices)
- Power Protection: Overvoltage, undervoltage, reverse polarity, and surge protection (EN 61000-4-5 compliant)
2.5 Operating Environment
- Operating Temperature: -40°C ~ +70°C
- Storage Temperature: -40°C ~ +85°C
- Relative Humidity: 5% ~ 95% (non-condensing)
- Vibration Resistance: 10-500 Hz, 2 g acceleration (IEC 60068-2-6)
- Shock Resistance: 30 g acceleration, 11 ms duration (IEC 60068-2-27)
- EMC Compliance: EN 61000-6-2 (industrial immunity), EN 61000-6-4 (industrial emissions)
2.6 Physical & Software
- Dimensions: 100×75×28 mm (Length×Width×Height)
- Mounting: DIN rail (via backplane integration; EN 50022 standard)
- Programming/Configuration Software: Bachmann Studio (v4.0+; bus topology setup, latency adjustment, fault diagnostics)
- LED Indicators: 2×bus status LEDs (green: normal; red: fault), 1×power LED (green), 1×diagnostic LED (yellow: warning; red: error)
3. Advantages & Features
- High-Speed & Low-Latency: 100 Mbps transfer rate and <1 ms latency ensure real-time synchronization of distributed modules (e.g., production line sensors and controllers).
- Flexible Topologies: Supports daisy-chain, star, and redundant ring setups – ring topology provides fault tolerance (auto-recovery if a segment fails).
- Strong Compatibility: Seamlessly integrates with Bachmann’s core controllers, I/O modules, and backplanes; no extra adapters needed.
- Robust Protection: Surge protection and EMC compliance reduce downtime from electrical interference or power anomalies.
- Easy Diagnostics: USB interface and multi-color LEDs simplify fault identification (e.g., bus disconnection, module communication failure).
4. Application Fields
- Large-Scale Industrial Automation: Automotive assembly lines, electronics manufacturing plants (synchronizing multiple I/O modules and controllers across the production floor).
- Process Control Systems: Chemical refineries, oil & gas plants (real-time data exchange between distributed pressure/temperature sensors and central PLCs).
- Smart Factories: IoT-enabled manufacturing facilities (connecting edge computing modules, data loggers, and upper-level management systems).
- Power Distribution Automation: Smart grid substations (fast communication between power monitoring modules and control centers).
- Transportation Systems: Railway signaling networks, automated warehouse conveyor systems (synchronizing motion control modules and position sensors).
5. Precautions
- Installation: Integrate only with compatible Bachmann backplanes; use shielded CAT5e/CAT6 cables for FAST BUS connections (reduces EMI); ensure bus length does not exceed 100 meters per segment (add repeaters for longer distances).
- Topology Setup: When using ring topology, ensure all bus ports are properly terminated (use 120 Ω terminators at the first and last modules in the ring); test redundancy before system startup.
- Power Supply: Use a regulated 24 V DC power supply with ripple <50 mVpp; avoid sharing power lines with high-current devices (e.g., motors) to prevent voltage fluctuations.
- Firmware Updates: Back up bus configuration data before updating firmware; update all connected FS212/N modules to the same firmware version to avoid compatibility issues.
- Maintenance: Inspect bus cables and connectors quarterly (check for damage or loose connections); use Bachmann Studio to run periodic bus diagnostics (identify latent issues early); do not disassemble the module (voids warranty).
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