OKUMA FCP-DN A911-2834

Description

Product Brief Introduction

FCP-DN A911-2834 is a dedicated communication processor module for OKUMA OSP series CNC machine tools, supporting PROFIBUS-DP industrial fieldbus protocol. It realizes data exchange between CNC main control unit, peripheral servo drives, conveyor auxiliary equipment and factory upper MES production management system, undertaking real-time motion command transmission and equipment operation data upload core tasks for intelligent machine tool production lines.

Technical Specifications & Core Performance Parameters

• Communication Protocol Standard: PROFIBUS-DP V0/V1 compliant
• Maximum Bus Transmission Rate: 12Mbps
• Node Support Capacity: Up to 32 PROFIBUS-DP slave stations per module
• Backplane Interface: OKUMA OSP proprietary internal high-speed bus
• External Bus Connector: 9-pin D-SUB PROFIBUS standard connector
• Power Supply: 24VDC CNC rack backplane power; power consumption 4.2W maximum
• Physical Dimension: 167mm (L) × 148mm (W) × 55mm (H)
• Net Weight: 0.6kg
• Operating Environment Temperature: 0℃ ~ +55℃ machine tool electrical cabinet internal
• Certifications: CE, UL, PROFIBUS International Certified

Material Composition

• Module Outer Housing: Anodized aluminum alloy anti-electromagnetic shielding shell
• Main Control PCB: FR4 high anti-interference multi-layer circuit board
• Communication Transceiver Chip: Industrial grade PROFIBUS dedicated isolation transceiver
• Connector Shell: Zinc alloy electromagnetic shielding D-SUB connector

Structural Features

• Slide-in rack modular structure compatible with all OSP-P300A/OSP-P200 CNC control racks
• Front panel embedded bus running LED, communication fault LED and power indicator
• Built-in integrated electromagnetic shielding layer to suppress machine tool servo motor EMI interference
• Terminal side with PROFIBUS bus terminal resistor switch (120Ω built-in resistor)

Working Principle

1. CNC host motion processing data is transmitted to FCP-DN module via internal OSP high-speed backplane bus
2. On-board dedicated PROFIBUS protocol processor converts internal data into standard DP frame signal
3. Isolated transceiver circuit transmits frame data to field PROFIBUS-DP slave devices (servo, conveyor, sensor station)
4. Upload slave station equipment status, alarm code and real-time operating parameters back to CNC host and factory MES system
5. Built-in bus short-circuit, open-circuit, node address conflict automatic detection and fault positioning

Function Features

1. Standard PROFIBUS-DP master station function for machine tool multi-axis servo peripheral centralized communication
2. Real-time bidirectional high-speed data transmission between CNC equipment and factory upper-layer production system
3. Built-in 120Ω bus terminal matching resistor with switchable enable/disable function
4. Full bus communication fault diagnosis, display fault node address on front panel indicator code
5. Support real-time machine tool processing data collection for intelligent workshop digital management

Advantage Highlights

1. Original OKUMA matching hardware, zero compatibility error with OSP full series CNC controllers
2. Integrated full aluminum shielding shell adapts to machine tool strong electromagnetic interference workshop environment
3. Support high-speed 12Mbps bus rate to meet multi-axis synchronous motion command real-time transmission demand
4. Built-in terminal resistor eliminates external matching wiring accessories
5. Direct data docking with MES system without additional protocol conversion gateway equipment

Applicable Industries

Automotive parts CNC machining workshop, aerospace precision component processing, mold manufacturing production line, general machinery multi-axis turning/milling composite machine tool intelligent factory

Installation Requirements

1. Install horizontally in dedicated communication slot of OKUMA OSP CNC electrical cabinet, lock side fixing screw
2. PROFIBUS communication cable use standard shielded DP bus cable, cable shielding layer double-ended grounded at cabinet ground row
3. When module is at bus terminal node, toggle built-in terminal resistor switch to ON position
4. Reserve 25mm heat dissipation gap between adjacent rack modules
5. Machine tool cabinet air cooling system must maintain internal temperature below 55℃

Usage Precautions

1. PROFIBUS bus cable wiring cannot be bundled with servo motor power cable, maintain minimum 15cm separation distance
2. Do not hot-swap module during CNC machine automatic processing cycle, will trigger bus communication collapse and machine emergency stop
3. Set unique non-repetitive address code for each DP slave station to avoid address conflict communication fault
4. Clean D-SUB connector contact pin dust with anhydrous alcohol every 6 months
5. Ambient temperature exceeding 55℃ will cause communication data packet loss and processing position deviation