NFCP050-S15 Yokogawa CPU Module for FCN-RTU

NFCP050-S15 Yokogawa STARDOM FCN-RTU CPU Module

NFCP050-S15 Yokogawa STARDOM FCN-RTU CPU Module

Availability: 10 left in stock

Yokogawa NFCP050-S15 FCN-RTU CPU Module The Yokogawa NFCP050-S15, also cataloged as the NFCP050 CPU Module for FCN-RTU, operates as a...

SKU: NFCP050-S15

Manufacturer: Yokogawa
Product No.: NFCP050-S15
Product Type: CPU Processors
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 570g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Yokogawa NFCP050-S15 FCN-RTU CPU Module

The Yokogawa NFCP050-S15, also cataloged as the NFCP050 CPU Module for FCN-RTU, operates as a dedicated hardware component for real-time control strategy execution and onboard I/O management within Yokogawa STARDOM and CENTUM VP system architectures. Powered by a 32-bit SH-4A RISC processor running at 256 MHz with 128 MB on-board flash memory, the controller interfaces directly with local discrete and analog signals while routing system data over high-speed networks.

Suffix Breakdown & Model Matrix

Suffix / Option	Configuration	Technical Specification
NFCP050	Base Controller Model	CPU Module for FCN-RTU Autonomous Controller
-S	Function Type	Standard type execution
1	Architecture Profile	Extended type profile
5	Environment / Protection	Basic configuration with no explosion protection
S15 (Option)	Environmental Coating	Factory conformal coating for ISA Standard G3 corrosive gas resistance

Hardware Specifications

Parameter	Specification
Model	NFCP050-S15
Brand	Yokogawa Electric Corporation
Origin	Japan
Weight	0.57 kg
Dimensions	142.5 x 65.8 x 130 mm
Operating Temp	-20 to +55 deg C
Storage Temp	-40 to +70 deg C
Relative Humidity	5 to 95% RH, non-condensing
Power Consumption	6.0 W (5 VDC at 1.2 A nominal)
Processor Architecture	SH-4A (SH7730) RISC processor running at 256 MHz
On-Board System Memory	128 MB flash memory, 64 MB DRAM
Serial Interface Ports	3 non-isolated RS-232 ports (RJ45), 1 non-isolated RS-422/RS-485 port (RJ45)
Onboard Digital Input	16 discrete input channels
Onboard Digital Output	8 discrete output channels
Onboard Analog Input	12 channels (1 to 5 VDC), 1 channel (0 to 32 VDC)
Onboard Analog Output	2 channels (4 to 20 mA, requires external power loop supply)
Onboard Pulse Input	2 pulse input channels
Communication Backbone	Optical ESB bus support, 100 Mbps full duplex
System Redundancy	Dual-redundant CPU configuration supported
Diagnostic Safeguards	Hardware watchdog timer, built-in self-test, active error logging
Standard Compliance	CE, UL, FM certified

4-20 mA HART Loop Protocol and Channel Isolation

The onboard analog subsystem handles direct field signal conversion, utilizing 1 to 5 VDC voltage inputs alongside 4 to 20 mA loop-powered current outputs. Optical galvanic isolation segregates the central SH-4A processor architecture from field-side electrical surges and ground loop disturbances across long wire runs. When processing critical 4 to 20 mA analog control loops, the module continuously monitors channel health and signal thresholds, reporting unexpected open circuits or out-of-range sensor feedback directly to the host diagnostic buffer.

Frequently Asked Questions

Q: What power source configuration is required to operate the onboard 4-20 mA analog outputs?

A: The two built-in 4-20 mA analog output channels require an external DC loop power supply connected directly to the field output circuit. The module logic drives the current output level, but current sourcing relies on the external voltage source.

Q: How do the serial communication ports handle multi-drop network topologies?

A: Serial Port 4 supports non-isolated RS-422 and RS-485 differential signals via an RJ45 modular connector, permitting multi-drop field device networking. Ports 1 through 3 execute RS-232 serial links for point-to-point connections such as local user interfaces or direct serial transmitter configurations.

Q: Can maintenance technicians replace the CPU module while the backplane power supply remains energized?

A: Unseating the primary CPU module while the base unit is energized terminates active controller logic execution. In non-redundant setups, personnel must remove power before module replacement. In dual-redundant hardware setups, verify that the standby CPU holds full system synchronization before extracting the primary module.

Field Installation Guidelines

Mount the NFCP050-S15 securely onto the designated FCN base module slot, confirming full backplane pin insertion before tightening the retaining screws. Route all field wiring for the 16 DI, 8 DO, and 13 AI channels through shielded multi-conductor cables, keeping serial communication lines isolated from high-voltage AC cables. Connect cable shields directly to the cabinet ground bus bar via low-impedance grounding clamps, ensuring the cabinet enclosure operates at a single earth potential to minimize noise interference on 1 to 5 VDC and 4 to 20 mA loops.

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