The FUJI NP1PU2-048E is a high-performance CPU module for the FUJI Electric MICREX-SX series programmable logic controllers. This processor unit executes control logic and manages I/O operations with exceptional speed and reliability. It supports both ladder logic and structured text programming languages for flexible application development. Furthermore, the module handles up to 2048 I/O points for medium to large-scale automation systems .
High-Speed Processing and Memory Architecture
This CPU module features a dedicated 32-bit RISC processor for rapid instruction execution. The FUJI NP1PU2-048E achieves a scan time of just 0.7 microseconds per instruction for boolean operations. Its onboard memory includes 48 KB of user program storage and 32 KB of data registers . Moreover, the module supports up to 2 MB of optional memory expansion for larger programs . The module’s battery-backed RAM retains program data during power loss .
Built-in Communication Ports and Network Connectivity
This CPU integrates multiple communication interfaces for seamless connectivity to other devices . The FUJI NP1PU2-048E includes two RS-232 serial ports for programming and peripheral connections . It also features one RS-485 port for Modbus communication with field instruments . Furthermore, the module supports Ethernet via optional communication modules for plant-wide networking . This flexibility enables integration with supervisory control and data acquisition (SCADA) systems .
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | FUJI Electric |
| Model | FUJI NP1PU2-048E |
| Product Type | CPU Module / Processor Unit |
| Processor | 32-bit RISC |
| Programming Languages | Ladder Logic, Structured Text |
| I/O Capacity | Up to 2048 points |
| Program Memory | 48 KB (user program) |
| Data Memory | 32 KB (data registers) |
| Optional Expansion Memory | Up to 2 MB |
| Scan Time | 0.7 µs per boolean instruction |
| Memory Backup | Battery-backed RAM |
| Serial Ports | 2 x RS-232, 1 x RS-485 |
| Ethernet Support | Via optional communication modules |
| Communication Protocols | Modbus RTU |
| Power Consumption | 12 W typical |
| Dimensions (W x H x D) | 90 x 70 x 40 mm |
| Weight | Approximately 0.45 kg |
| Operating Temperature | 0 °C to +55 °C |
| Storage Temperature | –25 °C to +70 °C |
| Mounting | DIN Rail |
Diagnostic and Monitoring Capabilities
The FUJI NP1PU2-048E includes built-in diagnostics for real-time system monitoring . Its front panel features LED indicators for power, run, error, and communication status . Additionally, the module supports online program editing without stopping the controller . This feature reduces downtime during maintenance and minor program modifications .
System Integration and Expansion
This CPU module integrates seamlessly with FUJI Electric’s MICREX-SX series I/O modules . The FUJI NP1PU2-048E connects to a wide range of analog, digital, and specialty modules . Users can expand the system by adding I/O racks and remote modules as needed . Its modular design simplifies system configuration and future expansion .
Details
| Weight | 0.7 kg |
|---|---|
| Dimensions | 2.5 × 20.3 × 15.2 mm |
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