Fuji NP1PU-256E CPU Module | MICREX-SX 256KB

Powerful Processing for Large-Scale Automation

This central processing unit handles demanding control applications with exceptional speed. The Fuji NP1PU-256E executes complex programs while managing thousands of I/O points. It supports up to 4096 digital inputs and 4096 digital outputs simultaneously. A built‑in lithium battery preserves program memory during power interruptions. Consequently, this CPU delivers reliable performance for critical manufacturing processes.

Memory Capacity & Processing Speed

The Fuji NP1PU-256E provides substantial memory for large control programs and data tables. It processes bit operations within fractions of a microsecond for real-time response. A dedicated communication port allows high-speed programming and diagnostics. The module also supports remote I/O racks for distributed system architectures. Therefore, this CPU suits automotive plants, material handling systems, and process facilities.

Parameter	Detailed Specification
Operating Temperature	0°C to +55°C
Storage Temperature	-25°C to +70°C
Humidity Range	20% to 95% RH (no condensation)
User Memory	256 KB (battery‑backed RAM)
Max Digital I/O	4096 inputs + 4096 outputs
Max Analog I/O	512 channels
Max Remote I/O Stations	64 (via T-Link network)
Bit Operation Speed	0.1 µs per instruction
Word Operation Speed	0.5 µs per instruction
Programming Port	1 x RS‑232C (front panel)
Status LEDs	5 (RUN, STOP, ERROR, BATT, COM)
Compatible Rack	MICREX-SX (any slot)
Power Supply	24V DC via backplane
Current Draw	400 mA typical
Energy Storage	Lithium battery (5‑year life) + 470 µF capacitor

System Integration & Network Capabilities

You insert the Fuji NP1PU-256E into any available slot of your MICREX-SX rack. The CPU communicates with I/O modules through the high‑speed backplane bus. You program this processor using the standard Fuji MICREX‑SX software environment. The module supports online program changes without stopping production. Consequently, maintenance teams minimize downtime during minor logic adjustments.

Environmental Resilience & Reliability

The Fuji NP1PU-256E withstands vibration and shock in heavy industrial environments. It operates reliably in humidity conditions up to 95% without condensation. The module also tolerates electrostatic discharge for robust field performance. A built‑in watchdog timer resets the CPU automatically during software faults. Therefore, this Fuji processor provides reliable control for demanding applications like stamping presses and assembly lines.