وصف

Yokogawa NFCP501-W15 S2 FCN-500 CPU Module

Configured for real-time control execution in FCN-500 autonomous controller architectures, the Yokogawa NFCP501-W15 S2 (NFCP501 CPU Module) provides direct deterministic processing and dual Ethernet communication for control and supervisory data exchange within distributed control environments managed by Yokogawa Electric Corporation.

Suffix Breakdown & Model Matrix

NFCP501: FCN-500 CPU module with dual Ethernet interfaces
-W: Extended function type enabling expanded application compatibility
1: Extended operating temperature variant
5: Standard base type without explosion protection
S2: Style 2 hardware revision required for E2 bus interface module compatibility

Hardware Specifications

Parameter	Specification
Model Brand	Yokogawa NFCP501-W15 S2
Weight	approx. 0.3 kg
Dimensions	2.2 cm x 12.4 cm x 12.6 cm
OperatingTemp	-20 degC to +70 degC
PowerConsumption	Not specified
Processor	Intel Atom E3815, 1.46 GHz
Main Memory	256 MB ECC RAM
SRAM	2 MB ECC, battery-backed
Flash Memory	1 GB onboard
External Storage	SDHC slot, 4 to 32 GB
Ethernet Interfaces	2 x 10/100/1000Base-T RJ45
Serial Interface	1 x RS-232-C (mutually exclusive with redundancy mode)
Task Cycle	5 ms minimum step, 20 ms recommended
Execution Model	RTOS-based dual application environment

Process Control Communication Integrity Layer

4-20 mA and Fieldbus Signal Deterministic Handling

The NFCP501-W15 S2 integrates process data acquisition paths supporting analog loop integration and supervisory data mapping through standard industrial communication stacks. Within Yokogawa DCS architectures, the module is typically associated with 4-20 mA field device aggregation and higher-level protocol conversion layers, including HART multiplexing and FOUNDATION Fieldbus interface routing. Channel-level signal segregation is enforced through internal I/O architecture design, reducing cross-channel interference during high-density process scanning cycles.

RAS and ECC Memory Execution Stability

The CPU architecture implements ECC-protected memory regions across both main memory and SRAM domains. The error-correcting logic continuously validates memory state during runtime execution cycles. In redundant CPU configurations, state synchronization is maintained through deterministic dual Ethernet links and internal bus arbitration logic, ensuring failover alignment at task boundary transitions.

Frequently Asked Questions

Q: Can the NFCP501-W15 S2 operate in redundant CPU configuration?
A: Yes. The module supports dual-redundant CPU setups with synchronized execution states over dual Ethernet interfaces and internal bus coordination logic.

Q: Is the RS-232-C port available in redundant mode?
A: No. The RS-232-C interface is disabled when the module is configured in duplex redundant CPU mode.

Q: What is the role of ECC memory in this module?
A: ECC memory corrects single-bit errors during runtime execution, maintaining data integrity in both main memory and SRAM regions.

Field Installation Guidelines

The module shall be installed on the designated FCN-500 base unit backplane with verified mechanical locking engagement. Ensure that Style S2 compatibility is confirmed prior to E2 bus expansion module attachment. Ethernet cabling shall be routed with separation from high-noise power conductors, maintaining shield termination at the cabinet grounding bar. For redundant configurations, ensure both CPU modules are synchronized prior to system commissioning, and avoid hot insertion of RS-232-C cabling during active duplex operation.

تحديد

• rtl">
  

المزايا

• موثوقية عالية في البيئات الصناعية
  
  

• يدعم التشغيل المستمر، متوافق مع أنظمة PLC/DCS الرئيسية