Introduction

The ABB CI857K01/CI857 3BSE018144R1 Interface Module provides reliable and efficient communication between ABB processor units and connected I/O modules. Its compact design ensures seamless integration, stable data transfer, and high operational reliability in industrial automation systems.Designed for demanding industrial environments, the module supports modular expansions, reduces wiring complexity, and ensures consistent performance for critical automation processes.

Technical Specifications

Parameter	Description
Model	CI857K01/CI857 3BSE018144R1
Module Type	Interface Module
Dimensions	59 × 185 × 127.5 mm
Weight	Approx. 0.7 kg
Mounting Method	Control panel or rack mounting
Application Environment	Industrial automation and process control systems

Recommended Related Models

These ABB modules are commonly paired with the CI857K01/CI857 to build complete industrial automation solutions.

ABB PM864 Processor Unit
ABB PM866 Processor Unit
ABB DI810 Digital Input Modules
ABB AO810 Analog Output Modules

Popular Related Models

The following ABB interface and automation modules are frequently selected for similar industrial control applications.

ABB CI857K01/CI857 3BSE018144R1 Interface Module
ABB CI856K01 Interface Module
ABB PM866 Processor Unit
ABB DI810 Digital Input Modules

Applications

The ABB CI857K01/CI857 Interface Module enables reliable communication between ABB processor units and connected I/O or peripheral devices. It is designed to support seamless data transfer and integration in complex industrial automation systems.

Interface for ABB processor units and distributed I/O modules
Data communication within Distributed Control Systems (DCS)
Integration of analog and digital I/O modules in industrial plants
Industrial applications in power, chemical, and manufacturing industries
Systems requiring IEC-compliant, high-reliability interface modules

Advantages

Engineered for high-performance communication and robust operation, the CI857K01/CI857 ensures system reliability and efficient integration.

Compact and durable design suitable for control cabinet installation
Provides stable and secure data transfer between processor units and I/O modules
Supports modular system expansion for flexible automation setups
Reduces wiring complexity with standardized interface connections
Minimal maintenance while maintaining long-term operational reliability

Technical FAQs

What is the primary function of the CI857K01/CI857?
It serves as an interface between ABB processor units and I/O modules.
Which applications benefit most from this module?
Industrial automation, distributed control systems, and process plants requiring reliable interfaces.
Is it suitable for continuous operation?
Yes, designed for 24/7 industrial use.
What types of devices can it connect?
Digital and analog I/O modules, peripheral devices, and other system components.
What are the mounting options?
Panel or rack mounting within control cabinets.
Is it compatible with ABB processor units?
Yes, fully compatible with ABB PM864, PM866, and other CPU units.
What is its physical footprint?
Dimensions: 59 × 185 × 127.5 mm; weight approx. 0.7 kg.
Does it require configuration software?
Yes, ABB engineering tools are used for setup and diagnostics.
What maintenance is required?
Minimal; routine inspection ensures long-term reliability.
Is it suitable for system expansions?
Yes, it supports additional I/O modules and modular system integration.