
Product Overview
The ABB PM5630-2ETH (Part Number: 1SAP131000R0278) is a compact high-performance Processor Module from the ABB AC500 PLC series. It is designed for industrial automation applications requiring fast PLC execution, flexible communication, and integrated control functions.
The module combines a powerful CPU, large memory capacity, dual Industrial Ethernet interfaces, and serial/CAN communication capabilities in a compact DIN-rail format, making it suitable for machine control and distributed automation systems.
Technical Specifications
| Parameter |
Specification |
| Manufacturer |
ABB |
| Model |
PM5630-2ETH |
| Part Number |
1SAP131000R0278 |
| Product Type |
Processor Module |
| PLC Series |
AC500 |
| Program Memory |
8 MB |
| User Memory (RAM) |
39256 kB |
| Communication Interfaces |
2 × Industrial Ethernet |
| Serial Interface |
RS232/RS485 |
| Fieldbus Interface |
CAN |
| Display |
Integrated LCD Display |
| Supply Voltage |
20.4–28.8 V DC |
| Rated Voltage |
24 V DC |
| Protection Rating |
IP20 |
| Mounting Method |
DIN Rail |
| Dimensions |
76 × 62 × 67.5 mm |
| Weight |
0.133 kg |
Function and Working Principle
The PM5630-2ETH acts as the central controller in an ABB AC500 PLC system. It continuously reads input signals from field devices, executes the PLC program cyclically, and updates outputs in real time.
It supports multi-protocol communication through dual Ethernet ports, while RS232/RS485 and CAN interfaces allow integration with legacy systems and field devices. The integrated display provides local diagnostics, status monitoring, and troubleshooting support.
Operating Sequence
- Field inputs are collected from sensors and devices
- CPU scans and processes input data cyclically
- PLC logic is executed in real time
- Output signals are updated accordingly
- Communication data is exchanged via Ethernet, serial, or CAN interfaces
Key Features
- High-speed PLC processing engine
- 8 MB program memory
- 39256 kB user RAM
- Dual Industrial Ethernet interfaces
- RS232/RS485 serial communication
- CAN fieldbus support
- Integrated LCD display
- Compact DIN-rail installation
- Designed for distributed automation systems
System Role
The PM5630-2ETH functions as a central PLC controller in ABB AC500 systems, handling logic execution, communication, and system coordination.
Typical System Architecture
Sensors → PM5630-2ETH Processor Module → Ethernet / Serial / CAN Network → HMI / SCADA → Actuators
Industrial Applications
The PM5630-2ETH is widely used in:
- Factory automation
- Machine control systems
- Conveyor systems
- Packaging machinery
- Material handling equipment
- Water treatment systems
- Energy management systems
- Building automation
- General industrial control
Installation Guidelines
- Mount the module on a standard DIN rail
- Connect a regulated 24 V DC power supply
- Wire field devices according to system design
- Configure Ethernet, RS232/RS485, and CAN interfaces
- Download PLC program before commissioning
- Verify I/O and communication status before operation
Compatible Components
The PM5630-2ETH is compatible with:
- ABB AC500 I/O expansion modules
- ABB HMI panels
- SCADA systems
- Industrial Ethernet switches
- CAN field devices
- Serial communication devices
- ABB Automation Builder software
Alternative Models
| Model |
Description |
| PM5620-2ETH |
Lower-performance AC500 CPU |
| PM5640-2ETH |
Higher-performance AC500 CPU |
| PM5650-2ETH |
Advanced AC500 CPU |
| PM5072-T-2ETH |
Modular processor module |
| PM5082-T-2ETH |
High-performance processor module |
Advantages
- Compact high-performance PLC CPU
- Dual Ethernet for flexible networking
- Integrated serial and CAN communication
- Large program and user memory
- Built-in display for diagnostics
- Reliable industrial-grade design
- Flexible integration into AC500 systems
Frequently Asked Questions
What is the PM5630-2ETH used for?
It is used as a central PLC processor module for industrial automation, machine control, and process systems.
Does it support multiple communication protocols?
Yes. It supports Ethernet, RS232/RS485, and CAN communication.
Is it suitable for complex automation systems?
Yes. Its memory capacity and communication options make it suitable for medium to advanced control systems.
Does it include a display?
Yes. It features an integrated LCD display for diagnostics and monitoring.
Conclusion
The ABB PM5630-2ETH (1SAP131000R0278) Processor Module is a compact and powerful controller in the AC500 PLC family, offering 8 MB program memory, dual Ethernet interfaces, RS232/RS485, and CAN communication, along with an integrated display. It provides reliable, flexible, and high-speed control for modern industrial automation systems.