Product Short Description
roduct Introduction
The ABB CI840 is a high-performance PROFIBUS DP communication interface module designed for the ABB S800 I/O system, serving as a critical link between ABB control platforms (including AC800M, Freelance, and System 800xA) and PROFIBUS DP field devices. It operates as a PROFIBUS DP slave, enabling reliable, high-speed data exchange between the control system and distributed field equipment such as sensors, actuators, drives, and remote I/O stations. Built with industrial-grade components and supporting redundant operation, the CI840 ensures continuous communication and system availability in mission-critical industrial environments. It offers comprehensive diagnostic capabilities, seamless integration with ABB automation tools, and robust performance in harsh operating conditions.
Description
Technical Specifications
Core Communication Parameters
- Communication Protocol: PROFIBUS DP-V0, DP-V1
- Operating Mode: PROFIBUS DP Slave
- Data Transfer Rate: 9.6 kbps to 12 Mbps (auto-negotiation supported)
- I/O Data Capacity: Maximum 244 bytes input / 244 bytes output
- Communication Interface: 9-pin D-sub male connector for PROFIBUS connection
- Station Addressing: Rotary switch or software-configurable
- Redundancy: Supports redundant operation for high availability
- HART Pass-Through: Integrated HART communication pass-through capability
Electrical & Power Specifications
- Supply Voltage: 24 V DC (19.2 V to 30 V DC, ±20% tolerance)ABB
- Power Consumption: Typical 190 mA at 24 V DC (4.56 W), Maximum 6 W
- Galvanic Isolation: Electrical isolation between PROFIBUS network and control system
- Reverse Polarity Protection: Built-in protection against incorrect power connection
- Surge Protection: Integrated surge protection for fieldbus lines
Physical & Environmental Specifications
- Dimensions: 124 mm (W) × 186 mm (H) × 47 mm (D)ABB
- Net Weight: 0.3 kg
- Mounting: 35 mm DIN rail mounting (EN 50022)ABB
- Protection Class: IP20 (cabinet installation)ABB
- Operating Temperature: -25°C to +70°C
- Storage Temperature: -40°C to +85°C
- Relative Humidity: 5% to 95% non-condensing
- Shock Resistance: 15 g for 11 ms
- Vibration Resistance: 5 g at 10–500 Hz
- Pollution Degree: 2 (IEC 60664-1)
Certifications & Compliance
- Safety Certifications: CE, UL, CSA, EN 61010-1, UL 61010-1
- EMC Compliance: IEC 61000-6-2, IEC 61000-6-4
- Hazardous Area: Class I Division 2, AEx nC IIC T4
- RoHS: Compliant with EU Directive 2011/65/EU
Operational Features
- Hot-Swappable: Module replacement without system shutdown
- Firmware: Field-upgradable via ABB configuration tools
- Diagnostics: LED status indicators (RUN, BUS, ERR) and detailed diagnostic registers
- Configuration: Software-configurable via ABB Control Builder M or Automation Builder
Functional Features
- PROFIBUS DP Slave Operation: Functions as a reliable PROFIBUS DP slave, enabling seamless integration with PROFIBUS DP master controllers.
- High-Speed Data Exchange: Supports data rates up to 12 Mbps, ensuring low-latency, real-time communication for precision process control.
- Comprehensive Protocol Support: Fully compatible with PROFIBUS DP-V0 and DP-V1 standards, enabling advanced diagnostics and parameterization of field devices.
- Redundant Operation: Supports redundant configuration to eliminate single points of failure, ensuring uninterrupted communication in critical applications.
- HART Pass-Through: Integrates HART communication pass-through, allowing access to HART-enabled field device data without additional hardware.
- Advanced Diagnostics: Features dedicated LED indicators for power, communication status, and fault detection, alongside detailed diagnostic data for quick troubleshooting.
- Hot-Swappable Design: Allows for module replacement during system operation, minimizing downtime and simplifying maintenance.
- Robust Industrial Design: Engineered to withstand extreme temperatures, high humidity, shock, and vibration, ensuring reliable performance in demanding industrial environments.
- Seamless Integration: Native compatibility with ABB AC800M, Freelance, and System 800xA control systems for plug-and-play connectivity.
- Field-Upgradable Firmware: Supports firmware updates to incorporate new features and protocol enhancements without hardware replacement.
- Compact Form Factor: Space-saving design optimizes cabinet space utilization in control systems.
- Flexible Addressing: Offers both rotary switch and software-based station address configuration for installation flexibility.
Application Scenarios
- Oil & Gas Industry: Connects S800 I/O systems to PROFIBUS-based field instruments in refineries, offshore platforms, and pipeline monitoring systems; ensures reliable communication in hazardous environments.
- Chemical & Petrochemical Processing: Critical communication link for reactor control, safety instrumented systems (SIS), and distributed I/O in chemical plants with strict reliability requirements.
- Power Generation & Distribution: Integrates with turbine control systems, boiler management, and power distribution networks in thermal, hydro, and renewable power plants; supports high-availability control architectures.
- Water & Wastewater Treatment: Facilitates communication with pump stations, filter systems, and process analyzers for efficient municipal and industrial water management.
- Metals & Mining: Provides reliable connectivity for conveyors, crushers, and mineral processing equipment in harsh mining and metal production environments; withstands extreme conditions and electrical interference.
- Pharmaceutical & Food Processing: Ensures precise control and data acquisition for batch manufacturing and sterile production lines; supports GMP and FDA regulatory requirements.
- Manufacturing & Automotive: Enables high-speed communication between controllers and robotic cells, assembly lines, and packaging machinery; supports flexible, high-volume production.
- Marine & Offshore: Supports communication for shipboard automation and offshore platform control systems in marine environments; complies with marine safety standards.
- Pulp & Paper: Process control for paper machines, drying systems, and raw material handling in pulp and paper mills; supports continuous production with minimal downtime.
- Cement & Building Materials: Integrates with kiln control, raw material blending, and packaging line automation in cement production facilities; ensures stable operation in dusty, high-temperature environments.







Reviews
There are no reviews yet.