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Product Introduction
The ABB CI845 3BSE075853R1 is an advanced Ethernet Fieldbus Communication Interface Module, designed as a communication link between the S800 I/O system and higher-level controllers or systems. As part of ABB’s reliable and scalable S800 I/O series, this module ensures flexible and robust integration of distributed control systems via Ethernet-based protocols. The CI845 module plays a critical role in providing high-speed, real-time communication between field devices and the control system, supporting PROFINET IO communication through the use of a pluggable module and bus adapter.
Engineered for industrial automation environments, the CI845 delivers optimized communication for demanding process control applications where reliability, performance, and easy integration are essential.
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | CI845 |
| Product Code | 3BSE075853R1 |
| Product Type | Ethernet Fieldbus Communication Interface Module |
| Communication Protocol | PROFINET IO |
| Interface Type | Ethernet |
| Nominal Voltage | 24 V DC |
| Power Consumption | Approx. 2.0 W |
| Mounting Type | DIN Rail Mounting |
| Operating Temperature | -25°C to +70°C |
| Storage Temperature | -40°C to +70°C |
| Humidity | 5% to 95% (non-condensing) |
| Vibration Resistance | Complies with IEC 60068-2-6 standard |
| Shock Resistance | Complies with IEC 60068-2-27 standard |
| Dimensions (W x H x D) | 76.3 x 135 x 30 mm |
| Weight | 0.245 kg |
| Certifications | CE, RoHS, UL, CSA, Marine approvals (e.g., DNV, ABS) |
| Series Compatibility | S800 I/O series |
| Pluggable Module Support | Yes (for PROFINET communication using PM891 or PM860 controllers) |
Product Applications
The ABB CI845 is suitable for a wide variety of industrial applications including:
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Process Automation in chemical, oil & gas, and power generation sectors
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Manufacturing Execution Systems (MES) where real-time data from field devices is essential
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Water and Wastewater Treatment Plants where reliability and remote access are vital
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Substation Automation and utility networks for scalable integration
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Pharmaceutical Production environments requiring high-speed data integrity
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Pulp and Paper Industries that benefit from distributed I/O scalability
The module is commonly used with ABB’s AC800M controllers, enhancing their connectivity with field devices over Ethernet networks.
Product Advantages
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High-Speed Communication: Supports fast and reliable Ethernet-based PROFINET IO connections.
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Flexible Architecture: Easily integrated with ABB’s S800 I/O modules and AC800M controllers.
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Compact Design: Space-saving form factor suitable for distributed I/O installations.
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Modular Scalability: Supports a wide variety of I/O modules to suit system expansion.
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Robust and Industrial-Grade: Built to operate in harsh environments with wide temperature tolerance.
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Plug-and-Play Compatibility: Allows easy installation and configuration using ABB tools.
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Global Certification: Approved for marine, industrial, and safety-critical applications.
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Energy Efficient: Low power consumption (approx. 2W) ensures minimal energy use.
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Proven Reliability: Backed by ABB’s decades of expertise in industrial automation.
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Secure Communication: Supports secure, stable communication even in noisy environments.
Frequently Asked Questions (FAQ)
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Q: What systems is the CI845 primarily designed to integrate with?
A: The CI845 is specifically designed for integration with ABB’s AC800M controller family and the S800 I/O series. It enables seamless communication using PROFINET IO over Ethernet. -
Q: Is the CI845 module suitable for critical process environments?
A: Yes. With robust certifications and a wide operating temperature range, the CI845 is built to perform reliably in demanding industrial and process-critical applications. -
Q: Can the CI845 be used in environments with electrical noise?
A: Absolutely. It features industrial-grade shielding and design to maintain stable communication even in high EMI (electromagnetic interference) environments. -
Q: Does the CI845 support redundancy?
A: Yes, it can be used in redundant system architectures depending on the controller and network setup, ensuring continuous operation in the event of a module or communication failure. -
Q: What tools are recommended for configuring and diagnosing the CI845?
A: ABB’s Control Builder M engineering tool is used for configuration, while diagnostics can be accessed via integrated system tools and status LEDs on the module. -
Q: Is the CI845 suitable for retrofitting in older automation systems?
A: It can be integrated into existing systems that are being upgraded to PROFINET, provided the I/O and controller platforms are compatible. -
Q: Are firmware updates available for the CI845 module?
A: Yes, ABB periodically releases firmware updates. These updates improve performance or add compatibility with new systems and are distributed via ABB’s support network. -
Q: What is the difference between CI845 and CI840A?
A: CI845 is used for PROFINET IO communication, whereas CI840A supports PROFIBUS DP. Both interface with the S800 I/O but are designed for different fieldbus standards. -
Q: How is the module physically installed in the cabinet?
A: The CI845 is DIN rail-mounted and typically positioned within an S800 I/O station. It connects to a terminal unit like TU849 to interface with other I/O modules. -
Q: Does the CI845 require a specific bus adapter or pluggable module?
A: Yes. Depending on your application, you may need an appropriate pluggable communication adapter such as the TP854 for Ethernet-based connections.
Related Models (Same Series or Compatible)
| Model | Description | Communication | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| CI840A | Fieldbus communication interface for S800 I/O | PROFIBUS DP | 59 x 186 x 124.5 | 0.35 |
| CI860A | Communication module for FOUNDATION Fieldbus | FOUNDATION Fieldbus | 59 x 186 x 124.5 | 0.35 |
| CI801 | Communication interface with DeviceNet support | DeviceNet | 59 x 186 x 124.5 | 0.35 |
| CI854AK01 | PROFIBUS DP-V1 communication interface | PROFIBUS DP | 59 x 186 x 124.5 | 0.35 |
| PM861AK01 | Controller module compatible with CI845 and S800 | – | 186 x 186 x 125 | 0.8 |
| TU849 | Module Termination Unit for CI845 | – | 135 x 85 x 45 | 0.3 |
Popular ABB Models (Cross-Product Recommendations)
| Model | Description | Application | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| AC800M PM891 | High-performance CPU module for DCS | DCS / Process Automation | 130 x 186 x 124.5 | 0.65 |
| 07KT98C | ABB Advant Controller Communication Module | Legacy DCS Systems | 260 x 100 x 180 | 1.5 |
| CI854AK01 | PROFIBUS communication module | S800 / S900 I/O | 59 x 186 x 124.5 | 0.35 |
| AI810 | Analog Input Module 8 Channels | S800 I/O | 59 x 186 x 124.5 | 0.3 |
| AO845A | Analog Output Module for S800 | Industrial Output Systems | 59 x 186 x 124.5 | 0.3 |
| DO820 | Digital Output Module 16 Channels | Discrete Output Applications | 59 x 186 x 124.5 | 0.3 |
