NFCP502-W05 Yokogawa STARDOM FCN CPU Module

Availability: 20 left in stock

Yokogawa NFCP502-W05 CPU Module Configured for high-speed logic processing and deterministic networking in STARDOM FCN controller systems, the Yokogawa NFCP502-W05...

SKU: NFCP502-W05

Manufacturer: Yokogawa
Product No.: NFCP502-W05
Product Type: CPU Processor Module
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 8500g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Yokogawa NFCP502-W05 CPU Module

Configured for high-speed logic processing and deterministic networking in STARDOM FCN controller systems, the Yokogawa NFCP502-W05 (NFCP502 CPU Module) provides direct physical/electrical execution across process automation platforms.

Suffix Breakdown & Model Matrix

Option Code	Feature / Specification	Description
NFCP502	CPU Module for FCN	Base CPU unit with 4 integrated Ethernet ports
-W	Extended Functions	Includes RS-232-C serial communication port
0	Standard Type	Standard system memory and execution firmware
5	Non-Explosion Protection	Basic industrial enclosure with no explosion-proof rating

Hardware Specifications

Parameter	Specification
Model	NFCP502-W05
Brand	Yokogawa
Origin	Japan
Weight	8.5 kg
Dimensions	482.6 x 266 x 88.1 mm
Operating Temp	0 to 55 deg C
Power Consumption	24 VDC (5.5 A max)
Processor	Intel Atom E3815 (1.46 GHz)
Main Memory	256 MB with ECC
Static RAM	2 MB with ECC (battery-backed)
Flash Memory	1 GB onboard flash
External Storage	1 SDHC card slot (4 to 32 GB, Class 10)
Network Interfaces	4 Ethernet ports (10/100/1000BASE-T, RJ45)
Serial Port	1 RS-232-C port (D-sub 9-pin male, up to 115.2 kbps)
Backplane Interface	Duplex SB bus interface

DCS Process Control and Fieldbus Communication Features

The Yokogawa NFCP502-W05 Field Control Processor runs on an Intel Atom E3815 processor executing real-time PID loops, sequential control algorithms, and logic execution schedules. The internal architecture uses 256 MB ECC main memory alongside 2 MB battery-backed ECC SRAM to prevent bit-flip errors and protect non-volatile operation data during unannounced power drops.

Four gigabit Ethernet interfaces provide deterministic network links for control-level communication, supporting dual-redundant configurations. The processor interfaces with local and remote I/O extension racks over the duplex SB bus backplane. Additionally, the onboard RS-232-C serial port allows point-to-point integration with 4-20 mA HART multiplexers and third-party serial Modbus field instruments.

Frequently Asked Questions

Q: What type of external media is compatible with the onboard SD slot?

A: The module supports SDHC cards ranging from 4 GB to 32 GB capacity with a Speed Class 10 rating for storage of application backups and event logs.

Q: How does the module safeguard volatile memory during power outages?

A: An integrated lithium battery backs up the 2 MB ECC Static RAM, preserving critical runtime variables and system configuration data when main power is removed.

Q: Can the serial RS-232-C interface operate in half-duplex mode?

A: Yes. Software settings allow engineers to configure the RS-232-C port for either full-duplex or half-duplex communication at baud rates up to 115.2 kbps.

Field Installation Guidelines

Backplane Insertion and Retention: Field technicians must align the module guide rails with the target SB bus rack slot and press firmly until the rear backplane connectors fully engage before tightening the top and bottom mounting thumbscrews.
Ethernet Cabling Shielding: Install Category 5e or higher shielded twisted-pair (STP) cables for all four RJ45 Ethernet links, grounding the cable shields at the patch panel to suppress high-frequency industrial noise.
Batteries and Memory Maintenance: Verify that the internal SRAM backup battery voltage is within operational limits prior to powering down the rack for scheduled system maintenance.
Cabinet Thermal Spacing: Maintain a minimum vertical clear space of 50 mm above and below the CPU rack enclosure to allow unobstructed convective cooling across the module heat dissipation fins.

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