ABB CI541V1 (3BSE014666R1) is a high-performance PROFIBUS DP-V1 interface submodule designed for ABB AC 800M programmable controllers and 800xA DCS platforms. Delivering data transfer speeds up to 12 Mbps with automatic baud rate detection, it supports both master and slave modes for flexible network integration. Equipped with electrical isolation and LED status indicators, it ensures noise immunity and easy diagnostics in harsh environments. Operating from 0°C to +60°C, it connects to field devices, remote I/O, and third-party Profibus equipment for process automation.


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ABB CI541V1 (3BSE014666R1)is a compact, DIN-rail mountable PROFIBUS DP-V1 communication submodule within ABB’s 800-series, built to expand connectivity for AC 800M controllers and 800xA DCS systems. It features a 9-pin D-sub connector for Profibus DP (RS-485) networks, supporting cyclic and acyclic data exchange for real-time control and diagnostics. With a high-speed transfer rate of up to 12 Mbps and automatic baud rate detection (9.6 kbps–12 Mbps), it simplifies configuration and ensures deterministic communication. The module provides 2500V DC electrical isolation between the controller and fieldbus, protecting against electrical noise and surges. Hot-swappable and compatible with redundant setups, it minimizes downtime during maintenance.
Model: CI541V1 | Part No.: 3BSE014666R1
Series: ABB AC 800M, 800xA DCS, Symphony Plus
Type: PROFIBUS DP-V1 Communication Interface Submodule
Protocol: PROFIBUS DP-V1 (IEC 61158)
Baud Rate: 9.6 kbps–12 Mbps (auto-detect)
Modes: Master or Slave (configurable)
Connector: 9-pin D-sub (RS-485)
Isolation: 2500V DC (controller-to-fieldbus)
Status Indicators: LED for power, communication, fault
Power Supply: 24V DC ±10%, ~5W (backplane-powered)
Operating Temp: 0°C to +60°C
Storage Temp: -40°C to +70°C
Humidity: 5–95% RH (non-condensing)
Protection Class: IP20 (cabinet installation)
Dimensions (W×H×D): 45 × 130 × 115 mm
Weight: ~0.17 kg
Redundancy: Supported (with redundant module)
Certifications: CE, UL, IEC 61131-2
Lifecycle: Active / Widely used in new & legacy systems
High-Speed Profibus DP: Up to 12 Mbps for fast, deterministic real-time control
Dual Mode Flexibility: Configurable as master or slave for diverse network topologies
Strong Noise Immunity: 2500V isolation protects against EMI and voltage spikes
Easy Configuration: Automatic baud rate detection reduces setup time
Hot-Swap & Redundancy: Replace modules without downtime; supports redundant networks
Wide Temperature Range: Reliable operation in harsh industrial environments (0°C to +60°C)
Seamless Integration: Plugs into AC 800M/800xA backplane; works with S800 I/O and third-party Profibus devices


| Parameter | Specification |
|---|---|
| Model | CI541V1 |
| Part Number | 3BSE014666R1 |
| Series | ABB AC 800M, 800xA DCS, Symphony Plus |
| Module Type | PROFIBUS DP-V1 Communication Interface |
| Protocol | PROFIBUS DP-V1 (IEC 61158) |
| Baud Rate | 9.6 kbps–12 Mbps (auto-detect) |
| Operation Modes | Master / Slave (configurable) |
| Connector | 9-pin D-sub (RS-485) |
| Electrical Isolation | 2500V DC (controller to fieldbus) |
| Power Supply | 24V DC ±10%, ~5W (backplane) |
| Operating Temperature | 0°C to +60°C |
| Protection Class | IP20 |
| Dimensions (W×H×D) | 45 × 130 × 115 mm |
| Weight | ~0.17 kg |
| Compatibility | AC 800M (PM851/856/860/861/864/865), 800xA, S800 I/O |
| Certifications | CE, UL, IEC 61131-2 |
Process Automation: Pulp & paper, water treatment (Profibus DP I/O and drives integration)
Power Generation: Thermal/hydropower plants (800xA DCS to Profibus field devices)
Oil & Gas: Refineries, compressor stations (redundant Profibus for critical control)
Manufacturing: Automotive, packaging lines (Profibus DP for servo drives and remote I/O)
Legacy System Upgrades: Bridge older Profibus devices to modern AC 800M/800xA platforms
Building Automation: HVAC, BMS (Profibus DP for motor control and monitoring)
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