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The ABB PM554-TP (1SAP120600R0001) is a CPU Processor Unit for the ABB AC500-eCo PLC platform. It is a compact and high-performance controller designed for industrial automation, machine control, and small-to-medium process applications.
It integrates a central processing unit, onboard I/O, and communication interfaces, enabling efficient standalone or expandable PLC control systems.
| Parameter | Details |
|---|---|
| Manufacturer | ABB |
| Model | PM554-TP |
| Part Number | 1SAP120600R0001 |
| Product Type | CPU Processor Unit |
| System Compatibility | ABB AC500-eCo PLC |
| Function | PLC CPU with integrated control and I/O handling |
| Processor Type | 32-bit ARM industrial processor |
| Program Memory | 128 kB Flash EPROM |
| Data Memory | 10 kB VAR + system memory |
| Digital Inputs | 8 × 24 V DC |
| Digital Outputs | 6 × transistor outputs |
| Communication | RS485 (Modbus RTU / ASCII) |
| Expansion Capability | Supports AC500-eCo I/O modules |
| Power Supply | 24 V DC |
| Programming Standard | IEC 61131-3 |
| Programming Languages | LD, FBD, ST, SFC, IL, CFC |
| Diagnostics | LED status indicators |
| Installation Type | DIN rail mounting |
| Dimensions | 74 × 135 × 82 mm |
| Weight | 0.281 kg |
The PM554-TP operates as a real-time PLC controller.
Its core functions include:
The controller operates in a continuous loop:
Input Scan → Program Execution → Output Update → Communication Cycle
This ensures deterministic and stable industrial control behavior.
Within ABB AC500-eCo systems, the PM554-TP functions as:
The PM554-TP is widely used in:
| Model | Product Type | Key Feature | Application |
|---|---|---|---|
| PM554-TP | CPU Processor Unit | Compact PLC with onboard I/O | General automation systems |
| PM554-T-ETH | CPU PLC | Ethernet communication | Networked automation |
| PM554-RP | CPU Processor Unit | Flexible power variant | Industrial control systems |
| PM564-TP | CPU Processor Unit | Higher performance | Medium complexity automation |
Q1: What is the main function of PM554-TP?
It executes PLC programs and manages integrated I/O for industrial automation.
Q2: What communication does it support?
It supports RS485 (Modbus RTU / ASCII).
Q3: Does it include onboard I/O?
Yes, it includes 8 digital inputs and 6 transistor outputs.
Q4: What is its power supply requirement?
It operates on 24 V DC power supply.
The ABB PM554-TP (1SAP120600R0001) is a compact and efficient PLC CPU unit designed for the AC500-eCo platform. With integrated I/O, reliable real-time processing, and RS485 communication capability, it is well suited for machine automation, building systems, and general industrial control applications.