ABB CI854K01 3BSE025961R1 is a Profibus‑DP/V1 master interface kit designed exclusively for the AC800M controller.
It achieves high-speed, highly reliable communication between the AC800M and field devices via the RS‑485 physical layer, supports DP‑V1 extended functions and redundant configuration, and is suitable for harsh industrial applications including chemical, power and metallurgical sectors, acting as a core communication component for building distributed control systems.The standard kit includes the CI854 communication interface module and the TP854 baseboard, which is plug‑and‑play for easy system integration and maintenance.
Features & Specifications
Model / Part number: CI854K01 / 3BSE025961R1Communication protocol: Profibus‑DP, DP‑V1Interface type: 1×9‑pin D‑sub female (Profibus port)Communication speed: 9.6 kbps～12 Mbps (automatic adaptation)Maximum number of slaves: 125 Profibus slavesI/O data capacity: Max. 244 bytes input + 244 bytes outputPower supply: 24 VDC (wide range 18–32 VDC), max. 3 WTerminating resistor: Built-in, switchable via software configurationRedundancy support: Master redundancy, line redundancy (requires redundant controller)Diagnostics: Complete status and fault diagnostics with LED indicationOperating environment: Temperature −25°C～+70°C, industrial-grade immunityDimensions / Weight: Approx. 185 mm × 59 mm × 127.5 mm / 0.46–0.7 kg
Functions & Applications
- High-speed communication: Adaptive rate up to 12 Mbps, meeting requirements for real-time process control and motion control.
- DP‑V1 extension: Supports acyclic data exchange, multi-master communication and device-level diagnostics, improving network flexibility and maintainability.
- Redundant architecture: Supports master and line redundancy. Working with redundant AC800M controllers, it achieves N+1 fault tolerance and reduces the risk of single point of failure.
- Wide compatibility: Compatible with third-party Profibus devices such as inverters, motors, remote I/O, sensors and actuators, and supports configuration via GSD file import.
- Industrial-grade reliability: Wide-temperature design, vibration and electromagnetic interference resistance, suitable for control cabinets and outdoor installation.
- Typical applications: Continuous chemical processes, power unit control, metallurgical production lines, oil and gas gathering and transportation, and other scenarios with high requirements for reliability and real-time performance.
Frequently Asked Questions (FAQ)
What is the difference between CI854K01 and CI854BK01?CI854BK01 (3BSE069449R1) is the RoHS 2 compliant version, intended for new projects. CI854K01 (3BSE025961R1) is the non‑RoHS 2 version, mostly used for repair and upgrade of existing systems. Both have identical functionality and compatibility with Profibus‑DP/V1.
How to enable the terminating resistor?The terminating resistor is built‑in and switchable. It can be activated via Profibus configuration software (such as ABB 800xA) or local module settings at the two end nodes of the network to suppress signal reflection and ensure stable communication.
How many slaves and I/O data volume are supported?Up to 125 Profibus slaves, with a maximum of 244 bytes of input/output data in one direction, meeting the scale requirements of mainstream distributed control systems.
Does it support hot swapping?Online replacement (Hot Swap) is supported. Relevant configuration must be enabled in the 800xA system. Replacement does not affect overall system operation, improving maintenance efficiency.
Key points for troubleshooting common communication faults
- Check that the 24 VDC power supply and grounding are reliable.
- Ensure the Profibus cable and 9‑pin D‑sub connector are undamaged and well connected.
- Verify that slave addresses and baud rates match, and import the correct GSD file.
- Use module LEDs and diagnostic functions to locate line A/B or master station faults.
How does it cooperate with the AC800M redundant controller?Redundant masters and redundant lines need to be configured. Redundant switchover logic is enabled in the 800xA engineering tool to achieve dual redundancy of the controller and communication links, meeting SIL3 safety application requirements.
3005319639