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ABB 560CMU04 – RTU560 Central Communication Control Unit
Product Overview
The ABB 560CMU04 is a high-performance central communication control unit serving as the core of the RTU560 series, designed for remote terminal unit applications in power, water, and industrial automation. As a key component, it manages data processing, protocol conversion, and system coordination. 560CMU04 addresses connectivity bottlenecks and limited expandability in older RTUs, delivering reliable real-time communication and control for modern distributed systems.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Model | 560CMU04 (1KGT011300R0001) |
| Manufacturer | ABB |
| Product Type | RTU Central Communication Control Unit |
| Power | 24 VDC, 8 W typical |
| Communication / Protocol | Ethernet 10/100Base‑T, RS‑232/RS‑485, Modbus, IEC 60870‑5 |
| Operating Temperature | -25°C to +70°C |
| Mounting | Standard RTU560 rack |
| Dimensions (HxWxD) | 140 × 200 × 50 mm |
| Weight | 0.2 kg |
| Typical Interfaces | 2× Ethernet, 4× Serial (RS‑232/RS‑485) |
| Compliance | CE, RoHS, IEC 61000‑6‑2 |
ABB 560CMU04
Key Features and Benefits
- 32‑bit high‑speed CPU: Handles large data volumes and complex control logic with low latency.
- Multi‑protocol support: Integrates seamlessly with SCADA, DCS, and field devices via Ethernet and serial ports.
- Modular & scalable: Fits the RTU560 rack, enabling flexible I/O and communication expansions.
- Robust industrial design: Wide temperature tolerance and EMC compliance ensure stability in harsh environments.
- Integrated diagnostics: LED indicators and fault logging simplify troubleshooting and maintenance.
Related Models
560CMU05: Extended memory central unit for large‑scale RTU applications.
560PSU02: 24 VDC power supply module for RTU560 rack systems.
560CSR01: Communication expansion card for additional serial ports.
RTU560E: DIN‑rail mounted RTU variant for compact installations.
Installation and Maintenance
Install the unit in a well‑ventilated RTU560 rack and secure it with standard fasteners. Connect 24 VDC power and verify all Ethernet/serial cables are properly seated. Keep ambient temperature between -25°C and +70°C and avoid direct exposure to dust or moisture. Inspect connectors and status LEDs quarterly; clean with a dry cloth if needed. Back up configuration data biannually and update firmware as required to maintain optimal performance.
