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NFCP502-W05 Yokogawa CPU ModuleNFCP502-W05 Yokogawa CPU ModuleNFCP502-W05 Yokogawa CPU Module
NFCP502-W05 Yokogawa CPU Module
NFCP502-W05 Yokogawa CPU Module
NFCP502-W05 Yokogawa CPU Module

NFCP502-W05 Yokogawa CPU Module


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PRODUCT SKU : NFCP502-W05

PRODUCT TYPE : CPU Processors

PRODUCT VENDOR : Yokogawa


  • 100% Genuine Parts – Risk-Free 30-Day Returns
  • 1-Year Warranty & Expert Support for Every Order

Product Details

Configured for high-speed logic processing and multi-network communication execution in FCN autonomous controllers, the Yokogawa NFCP502-W05 (NFCP502 CPU Module) provides direct physical/electrical execution.

Suffix Breakdown & Model Matrix

  • NFCP502: CPU module for FCN controller base unit featuring 4 Ethernet ports.
  • -W: Integrated serial communication extended function code (1x RS-232-C port).
  • 0: Standard type execution code.
  • 5: Basic type hardware code with no explosion protection.

Hardware Specifications

Parameter Specification
Model NFCP502-W05
Brand Yokogawa
Origin Japan
Weight 2.0 kg (Shipping weight)
Dimensions Unspecified
Operating Temp -20 to +70 deg C (Standard industrial operating range)
Power Consumption Max. 1700 mA at 5 VDC +/-5% (8.5 W max)
Processor Intel Atom E3815 1.46 GHz
Main Memory 256 MB ECC RAM
Static RAM 2 MB ECC SRAM (Battery backed-up via 1000 mAh graphite fluoride lithium battery)
Secondary Storage 1 GB on-board flash memory; 1x SDHC slot (4 to 32 GB, Class 10)
Network Interface 4x Ethernet ports (RJ45, 10/100/1000 Mbps)
Serial Port 1x RS-232-C port (D-sub 9-pin male, up to 115.2 kbps)
Internal Bus Interface Dual SB bus backplane interface
RAS Features Hardware watchdog timer, internal temperature monitor

Process Control & Fieldbus Characteristics

The NFCP502-W05 processor architecture leverages deterministic backplane data routing over its redundant SB bus interface, isolating system execution logic from field network noise. Built-in 4-channel Gigabit Ethernet ports facilitate segregated DCS network topologies, while the serial RS-232-C port supports 4-20 mA HART loop protocol gateway conversions or Modbus fieldbus devices. Channel-to-channel isolation across the SB bus backplane shields internal memory structures against external transients.

Frequently Asked Questions

Q: What is the primary function of the internal lithium battery in the NFCP502-W05?

A: The 1000 mAh graphite fluoride lithium battery preserves volatile system data stored within the 2 MB ECC Static RAM during main power interruptions.

Q: What are the current consumption constraints on the 5 VDC system power rail?

A: The module draws up to a maximum of 1700 mA from the regulated 5 VDC +/-5% system power supply provided by the backplane base module.

Field Installation Guidelines

  • Backplane Installation: Align the module with the dedicated CPU slot on the FCN base unit and slide it firmly into the backplane connectors. Ensure upper and lower retaining screws are fully tightened to secure mechanical latching.
  • Network Wiring: Connect twisted-pair industrial Ethernet cables to the RJ45 modular jacks. Maintain proper strain relief on all network leads to avoid mechanical tension on the front panel connectors.
  • Electrostatic Grounding: Ensure the FCN base module functional earth terminal is wired directly to the main cabinet ground bar prior to slotting the CPU module, preventing static discharge damage to internal RAM components.

Additional Information

  • 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
  • 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
  • 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
  • Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
  • Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
  • Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.




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