Industrial Control Unit with Integrated Networking
The ABB PM554‑T‑ETH 1TNE968900R0110 Processor Module is an Ethernet‑enabled CPU designed for the ABB AC500 family of programmable logic controllers (PLCs). It combines dependable logic processing with onboard I/O support and modern communication interfaces, making it a strong choice for compact, networked automation systems and distributed control applications.
Optimized for modular control architectures, this unit delivers efficient program execution, versatile I/O handling, and native Ethernet connectivity for system communication, diagnostics, and integration with supervisory tools.
Technical Specifications
| Parameter | Details |
|---|
| Manufacturer | ABB |
| Model | PM554‑T‑ETH |
| Part Number | 1TNE968900R0110 |
| Module Type | AC500 Processor Module |
| Application Series | AC500 Series PLC |
| CPU Architecture | Embedded industrial controller core |
| Program Memory | 128 kB Flash EPROM |
| I/O Configuration | 8 × 24 V DC Digital Inputs, 6 × Transistor Digital Outputs |
| Communication Interfaces | Integrated Ethernet port (Modbus TCP/IP), RS‑485 |
| Expansion Slots | 2 × Option slots for additional modules |
| Operating Voltage | 24 V DC nominal (20.4 – 28.8 V DC) |
| Typical Current Consumption | ~60 mA (max ~180 mA) |
| Power Dissipation | ~3 W |
| Operating Temperature | Industrial range (standard PLC spec) |
| Dimensions (H×W×D) | ~135 × 74 × 82 mm |
| Weight | ~0.3 kg |
Typical Applications
The PM554‑T‑ETH module is ideal for automation scenarios where networking and compact control performance are essential:
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Ethernet‑based machine automation and IoT‑ready PLC systems
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Distributed control in food and beverage, packaging, and material handling
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Factory automation requiring reliable digital I/O and communication
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Process control with centralized monitoring over TCP/IP networks
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System integration with supervisory SCADA and MES platforms
Its integrated Ethernet enables easy connectivity with programming tools, HMI panels, and supervisory networks, reducing system wiring complexity.
Key Advantages and Functional Highlights
The PM554‑T‑ETH combines efficiency and integration for modern automation design:
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Ethernet integrated, enabling Modbus TCP/IP and remote system access
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Compact design suitable for DIN‑rail and modular cabinet installations
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Onboard digital I/O supports basic control tasks without additional modules
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Option slot expandability provides flexibility for future system growth
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Low power consumption reduces operating cost and heat load
These features help streamline deployments and support fast, reliable control in both new and retrofit applications.
Technical FAQs
1. What type of CPU is in the PM554‑T‑ETH?
It uses an embedded industrial controller architecture optimized for AC500 PLC performance.
2. How much user memory does it provide?
It includes 128 kB of Flash EPROM for user program storage.
3. How is communication handled?
Built‑in Ethernet supports Modbus TCP/IP, and an RS‑485 port provides additional serial communication.
4. What digital I/O does it include?
The module offers 8 digital inputs and 6 transistor outputs.
5. What voltage does it operate on?
Nominal 24 V DC, with a typical operating range of 20.4 – 28.8 V DC.
6. Can this module be expanded?
Yes, two option slots allow interface or function expansion.
7. Is Ethernet supported for programming?
Yes, onboard Ethernet simplifies programming and network communication.
8. What mounting style is used?
It is DIN‑rail compatible with standard industrial cabinets.
9. What is the typical power consumption?
Typical current consumption is ~60 mA, rising to ~180 mA during operation.
10. Is this suitable for distributed automation networks?
Yes, its integrated Ethernet and modular expandability make it well‑suited to distributed control architectures.
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