Fuji NP3PS-SX1PCS74 Communication Board

High-Speed Data Exchange for Industrial Networks

This communication board connects your PLC to external devices and networks. The Fuji NP3PS-SX1PCS74 provides a dedicated communication port for data transfer. It handles protocol processing without consuming main CPU scan time. A built‑in LED indicates active transmission and receiving status. Consequently, this board enables seamless integration with HMIs, drives, and SCADA systems.

Interface Specifications & Protocol Support

The Fuji NP3PS-SX1PCS74 supports high-speed serial communication for real-time applications. You can connect this board to Fuji operator panels and other automation devices. Galvanic isolation prevents ground loop interference in electrically noisy environments. The module automatically negotiates communication parameters during system startup. Therefore, this board simplifies network configuration for machine builders.

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)
Communication Protocol	Fuji standard serial (dedicated)
Physical Interface	RS-485 (2-wire, half-duplex)
Connector Type	1 x 9-pin D-sub (female)
Transmission Speed	115.2 kbit/s maximum
Communication Distance	500 meters maximum
Max Connected Devices	32 nodes per network
Galvanic Isolation	Yes (500V AC, 1 minute)
Status LEDs	2 (POWER, COM ACTIVE)
Compatible Rack	MICREX-SX (any slot)
Power Supply	24V DC via backplane
Current Draw	90 mA typical
Number of Components	Single board (no external parts)
Energy Storage	None (no battery or capacitor)

Installation & Network Configuration

You insert the Fuji NP3PS-SX1PCS74 into any available slot of your MICREX-SX rack. Connect the RS-485 network cable to the 9-pin D-sub connector on the front panel. Set the station address using configuration software or hardware switches. The board automatically synchronizes with the CPU after system power-up. Consequently, your PLC can exchange data with up to 31 other devices on the same network.

Operational Advantages & System Integration

The Fuji NP3PS-SX1PCS74 reduces wiring complexity between your PLC and peripheral devices. You can connect multiple operator panels and drives using a single communication cable. Galvanic isolation protects the main CPU from voltage surges on the network cable. A COM ACTIVE LED confirms successful data transmission at a glance. Therefore, this communication board improves system reliability and simplifies troubleshooting.