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Brand: ABB
Series: CI54x Communication Interface Modules
The CI54x Communication Interface Modules series is a family of industrial automation products designed to extend the communication capabilities of programmable logic controllers (PLCs). These modules provide standardized, high‑speed, and deterministic communication between PLC systems and distributed field devices, including I/O modules, drives, human‑machine interfaces (HMIs), and supervisory systems.
The CI542‑DP specifically is a PROFIBUS DP communication interface module that enables PLC systems to link with PROFIBUS DP networks for distributed control, real‑time data acquisition, and robust automation system communication.
The ABB CI542‑DP (1SAP224200R0001) is an industrial communication interface module designed to support PROFIBUS DP networks in automation systems. It enables reliable, deterministic data exchange between a PLC and PROFIBUS field devices such as remote I/O, sensors, actuators, and other intelligent field equipment.
The module is engineered for installation in industrial control cabinets using standard DIN rail mounting. It is suitable for environments requiring stable network communication with strong noise immunity and minimal maintenance.
| Parameter | Specification |
|---|---|
| Model | CI542‑DP (1SAP224200R0001) |
| Product Type | PROFIBUS DP Communication Interface |
| Series | CI54x Communication Modules |
| Supported Protocol | PROFIBUS DP |
| Network Interface | RS485 / PROFIBUS DP |
| Backplane Bus | PLC Backplane Communication |
| Supply Voltage | 24 V DC |
| Power Consumption | ≤ 6 W |
| Mounting | DIN Rail (35 mm) |
| Protection Rating | IP20 |
| Operating Temperature | −20 °C to +60 °C |
| Storage Temperature | −40 °C to +85 °C |
| Relative Humidity | 5–95 % non‑condensing |
| Terminal Connection | Screw terminal blocks |
| Dimensions (H × W × D) | 125 × 88 × 110 mm |
| Weight (kg) | 1.10 kg |
| Housing Material | Industrial flame‑retardant polymer |
The CI542‑DP module provides deterministic, high‑speed communication for PROFIBUS DP networks—one of the most widely used fieldbus standards in industrial automation. Its role is to bridge the PLC’s internal processing and control logic with distributed network nodes.
In typical applications, this module enables a PLC to send and receive data with remote field devices, including distributed I/O racks, sensors, drives, and operator stations. It supports the fast, cyclic data exchange required for real‑time control and sequential logic operations.
The module’s industrial construction allows continuous operation in conditions with vibration, electrical noise, and wide temperature variance. DIN rail mounting facilitates neat panel integration, while terminal connections are configured for secure wiring and easy servicing.
High‑Speed PROFIBUS DP Communication
Provides rapid, reliable, real‑time data exchange essential for distributed automation systems.
Deterministic Protocol Support
Ensures predictable timing between networked devices, critical for synchronized control tasks.
Industrial‑Grade Design
Durable construction and temperature tolerance support operation in harsh factory environments.
Compact DIN Rail Form Factor
Optimizes use of panel space and simplifies integration with PLC racks.
Seamless Backplane Integration
Native compatibility with PLC backplane systems removes the need for external adapters.
Advanced Diagnostics
Facilitates network fault detection and system status reporting for maintenance and troubleshooting.
Low Maintenance
Solid‑state design and rugged components minimize the need for service or replacement.
• PROFIBUS DP networks for distributed PLC control
• Remote I/O integration in modular automation systems
• Real‑time communication with sensors and actuators
• Process automation requiring fast and deterministic data exchange
• Integration with supervisory control and SCADA systems
• Packaging and assembly line automation
• Industrial plant production monitoring systems
• Networked diagnostic and maintenance platforms
| Model | Function / Protocol | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| CI540‑DP | PROFIBUS DP Interface | 125 × 88 × 110 | 1.05 |
| CI541‑DP | PROFIBUS DP Communication | 125 × 88 × 110 | 1.08 |
| CI541V1 | PROFIBUS DP High‑Speed | 125 × 88 × 110 | 1.08 |
| CI543‑DP | Multi‑Protocol Fieldbus | 125 × 90 × 110 | 1.12 |
| CI544‑DP | Enhanced PROFIBUS DP Interface | 125 × 92 × 110 | 1.15 |
| Model | Product Type | Primary Feature / Rating | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| ACS580‑01‑12A6‑4 | Variable Frequency Drive | 5.5 kW | 358 × 152 × 203 | 6.5 |
| ACS880‑01‑017A‑4 | Drive Inverter | 17 kW | 220 × 120 × 180 | 3.6 |
| Emax 2 E2.2 | Air Circuit Breaker | 1600 A | 371 × 210 × 268 | 8.2 |
| Tmax XT4N | Molded Case Circuit Breaker | 250 A | 140 × 105 × 160 | 2.1 |
| AF16‑30‑10 | Contactor | 16 A | 90 × 55 × 78 | 0.42 |
Q1: What is the main purpose of CI542‑DP?
A1: It provides high‑speed PROFIBUS DP communication between a PLC and distributed field devices.
Q2: Which protocol does this module support?
A2: PROFIBUS DP protocol.
Q3: What supply voltage is required?
A3: The module operates on 24 V DC.
Q4: How is CI542‑DP mounted in control cabinets?
A4: It is installed on a standard 35 mm DIN rail.
Q5: Can it communicate with remote I/O racks?
A5: Yes, it enables communication with remote field devices and I/O racks.
Q6: What environments can it work in?
A6: It operates between −20 °C and +60 °C with 5–95 % non‑condensing humidity.
Q7: Is it compatible with modular PLC systems?
A7: Yes, it integrates seamlessly with modular and multi‑rack PLC architectures.
Q8: Does it support diagnostics and fault detection?
A8: Yes, it provides network diagnostics and status monitoring.
Q9: What is the advantage of using PROFIBUS DP?
A9: PROFIBUS DP offers deterministic, high‑speed communication ideal for real‑time control.
Q10: Does the module require frequent maintenance?
A10: No, its robust industrial design minimizes maintenance requirements.