Product Short Description
Product Introduction
The ABB NOCR-01C is a dedicated industrial fiber optic converter and repeater module designed for reliable long-distance data transmission in industrial automation and drive control systems. It performs bidirectional conversion between electrical control signals and optical signals, enabling data communication over fiber optic cables to eliminate electrical noise, ground loops, and electromagnetic interference. This module extends communication distances, enhances signal integrity, and ensures stable data exchange between ABB drive systems, PLCs, DCS, and other industrial control equipment in harsh industrial environments. It serves as a critical communication interface for ABB’s industrial drive and automation platforms, supporting high-speed, noise-immune signal transmission.
Description
Technical Specifications
Core Communication Performance
- Signal Conversion: Bidirectional electrical-to-optical and optical-to-electrical signal conversion
- Transmission Medium: Single-mode or multi-mode fiber optic cables
- Transmission Distance: Up to 2 km (multi-mode) / 15 km (single-mode)
- Data Rate: Supports industrial standard communication data rates up to 10 Mbps
- Signal Type: Compatible with ABB proprietary drive communication protocols and standard industrial digital signals
- Isolation Voltage: 2.5 kV RMS galvanic isolation between electrical and optical circuits
Interface Configuration
- Electrical Interface: 24 VDC industrial digital signal ports, optically isolated
- Optical Interface: Dual fiber optic ports (transmit/receive), ST or SC connector type
- Compatibility: Direct integration with ABB ACS 600/800 series drives and ABB 800xA automation systems
- Connection: Plug-and-play interface for ABB drive control units (e.g., NDCU series)
Electrical & Power
- Supply Voltage: 24 VDC ±10% (derived from drive auxiliary power supply)
- Rated Current: 0.5 A
- Power Consumption: Max. 3 W
- Input Signal: 24 VDC digital signals (0–5 V low, 15–30 V high)
- Output Signal: Standard fiber optic light pulses (850 nm multi-mode / 1310 nm single-mode)
Mechanical & Environmental
- Dimensions: Compact module form factor, 110 mm (L) × 60 mm (W) × 25 mm (H)
- Net Weight: Approx. 0.15 kg
- Mounting: Direct PCB mounting within ABB drive cabinets or DIN rail mounting for control panels
- Operating Temperature: -10°C to +55°C
- Storage Temperature: -25°C to +70°C
- Relative Humidity: 5%–95% RH, non-condensing
- Ingress Protection: IP20 (for indoor cabinet installation)
- EMC Compliance: Conforms to IEC 61800-7 and EN 61000-6-2/4 industrial EMC standards
- Certifications: CE marked, ABB industrial quality certified
Key Functional Features
Advanced Signal Conversion & Repeating
- Performs real-time bidirectional conversion between electrical control signals and optical signals
- Acts as a signal repeater to amplify and regenerate optical signals, extending transmission distance
- Maintains signal integrity and accuracy over long cable runs in electrically noisy environments
- Supports hot-swappable operation for easy installation and replacement without system shutdown
Superior Noise Immunity & Isolation
- Full galvanic isolation eliminates ground loops and electrical interference between connected devices
- Fiber optic transmission is immune to electromagnetic interference (EMI) and radio frequency interference (RFI)
- Protects sensitive control electronics from voltage transients and electrical surges
- Ensures reliable communication in industrial environments with high electrical noise
Seamless System Integration
- Native compatibility with ABB drive control units and automation systems
- Plug-and-play design for direct integration into ABB ACS 600/800 drive configurations
- Supports ABB’s proprietary drive communication protocols for seamless data exchange
- Enables integration with third-party PLCs, DCS, and HMIs via standard fiber optic interfaces
Reliable Performance & Diagnostics
- Industrial-grade components ensure continuous operation in demanding conditions
- Multi-color LED indicators for real-time status monitoring (power, signal, fault)
- Comprehensive fault detection for optical link loss, signal degradation, and power anomalies
- Fast fault recovery and automatic signal retransmission for uninterrupted communication
Compact & Robust Design
- Space-saving module design optimizes cabinet space utilization
- Rugged construction withstands industrial vibration, shock, and temperature fluctuations
- Wide operating temperature range for deployment in extreme industrial environments
- Long service life with minimal maintenance requirements
Application Scenarios
Industrial Drive Control Systems
- Long-Distance Drive Communication: Connects remote drive control units in large manufacturing facilities
- Multi-Drive Coordination: Enables synchronized communication between multiple ABB drives in production lines
- Motor Control Centers: Provides noise-immune communication for motor control panels in industrial plants
- Converter Stations: Facilitates reliable data transmission in high-power converter and inverter systems
Manufacturing Automation
- Assembly Lines: Ensures stable communication between PLCs and distributed drive systems
- Packaging Machinery: Supports high-speed communication for synchronized packaging line control
- Material Handling: Enables long-distance control of conveyors, cranes, and automated storage systems
- Machine Tools: Provides interference-free communication for precision CNC machine control
Process Industry Applications
- Oil & Gas: Reliable communication in hazardous area pump and compressor control systems
- Chemical Processing: Noise-immune signal transmission for chemical plant automation
- Water & Wastewater: Long-distance control of pump stations and treatment facilities
- Power Generation: Communication for turbine control and auxiliary systems in power plants
Mining & Metal Processing
- Mining Equipment: Control of conveyors, crushers, and mills in electrically noisy mining environments
- Steel Manufacturing: Reliable communication for rolling mills and processing lines
- Aluminum Smelting: Interference-free control for high-current industrial processes
Infrastructure & Building Automation
- HVAC Systems: Long-distance control of large-scale building HVAC drive systems
- Water Supply Networks: Communication for remote pump control in municipal water systems
- Airport Baggage Handling: Reliable control of high-speed baggage handling systems
- Port Automation: Noise-immune communication for container handling equipment







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