Description
1. Product Description
The PP845 3BSE042235R1 is a high-performance PLC processor module designed by ABB, a leading global provider of industrial automation solutions. Engineered for advanced control applications, this module delivers robust processing capabilities, seamless integration with ABB’s AC500 PLC system, and reliable operation in harsh industrial environments. The PP845 3BSE042235R1 serves as the core of distributed control systems (DCS), enabling real-time data processing, modular I/O management, and secure communication via PROFIBUS, Ethernet/IP, and Modbus. Its compact design, high-speed performance, and compatibility with ABB’s extensive automation ecosystem make it ideal for manufacturing, energy, and process industries requiring scalable, mission-critical control.
2. Product Specifications
| Parameter | Details |
|---|---|
| Brand | ABB |
| Model | PP845 3BSE042235R1 |
| Voltage | 24V DC (±10%) |
| Current | ≤700mA (operating), ≤1.2A (peak) |
| Processor | 32-bit PowerPC (300 MHz) |
| Memory | 8MB RAM, 16MB Flash (user-programmable) |
| Interfaces | Ethernet (10/100 Mbps), PROFIBUS DP-V1, RS-485 (Modbus RTU), USB 2.0 |
| I/O Capacity | Supports up to 512 I/O points (via ABB I/O modules: AI573, DI571, etc.) |
| Operating Temperature | -20°C to +55°C |
| Certifications | CE, UL, CSA, IEC 61131-2 |
| Dimensions | 125mm x 100mm x 90mm |
PP845 3BSE042235R1
3. Advantages and Features
- Optimized Performance: 300 MHz CPU with 8MB RAM ensures 0.2 ms/kB program execution, balancing speed and efficiency for mid-range applications.
- Reliability: MTBF > 150,000 hours and rugged design (IP20 protection) for continuous operation in vibration-prone environments.
- Flexible Connectivity: Native support for multiple protocols (PROFIBUS, Ethernet/IP) reduces integration costs with third-party devices.
- Modular Scalability: Expands via ABB’s AC500 I/O modules (e.g., DO572, AO580) for tailored control configurations.
- Energy Efficiency: Low power consumption (≤15W) for cost-effective operation.
4. Application Areas and Use Cases
Industries: Automotive manufacturing, food & beverage, water/wastewater, and power distribution.
Scenarios: Machine automation, conveyor systems, and local control in distributed networks.
Scenarios: Machine automation, conveyor systems, and local control in distributed networks.
Case Study: ABB deployed the PP845 3BSE042235R1 in a European food processing plant. The module controlled 200+ I/O points across packaging lines, achieving 99.8% uptime and a 20% reduction in energy consumption compared to legacy systems.
5. Competitor Comparison
Compared to similar mid-range PLC processors:
- Superior Temperature Range: Operates at -20°C (vs. -10°C minimum in some alternatives).
- Integrated Redundancy: Optional dual-channel configuration (via Y-link modules) for critical systems (vs. add-on redundancy kits in competitors).
- Memory Efficiency: 16MB Flash for complex programs (1.5x more than comparable models at similar price points).
PP845 3BSE042235R1
6. Selection Recommendations
- System Requirements: Ensure compatibility with ABB AC500/AC500-eCo systems or PROFIBUS/Modbus networks.
- Performance Needs: Choose the PP845 for mid-speed applications (vs. high-end PP846A for advanced processing or lower-spec PP820 for basic tasks).
- Environment: Verify temperature/humidity limits match site conditions (e.g., indoor use recommended; IP65 enclosures available for outdoor setups).
- Budget: Balance features (memory, redundancy) with cost—the PP845 offers reliable mid-range performance at a competitive price.
7. Precautions
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Installation: Follow ABB’s wiring guidelines (shielded cables for PROFIBUS; secure DIN-rail mounting).
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Safety: Power off before installation; use ESD protection (static-sensitive components).
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Firmware Management: Update firmware via ABB Automation Builder to maintain compatibility and security.
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Redundancy Setup: For dual-channel systems, use ABB Y-link modules (3BSE036390R1) and validate synchronization protocols.
