Product Description
The Yokogawa NFCP501-W05/MO1 is a CPU module designed for FCN-RTU systems. It supports duplexed CPU configurations, runs a real-time operating system, supports IEC 61131-3 programming languages, and serves as a Duolet virtual machine.
Model Overview
- Model: NFCP501 – CPU Module for FCN (with 2 Ethernet ports)
-
Suffix Codes:
- -W: With extended functions
- 0: Standard type
- 5: Basic type with no explosion protection
Specifications
Processor & Memory
- CPU: Intel Atom E3815 (1.46 GHz)
- Main Memory: 256 MB with ECC
- Static RAM: 2 MB with ECC (battery-backed)
- Secondary Storage: 1 GB onboard flash memory
- External Media: 1 SD card slot (SDHC 4–32 GB, Class 10)
Serial Port
- 1 RS-232-C Port (D-sub 9-pin, male)
- Communication Method: Full/Half duplex (software settings)
- Synchronization: Asynchronous
- Baud Rates: 0.3 to 115.2 kbps
- Note: Serial port is unavailable in redundancy mode
Network Interface
- 2 Ethernet Ports (RJ45)
- Baud Rate: 1000/100/10 Mbps (1000BASE-T, 100BASE-TX, 10BASE-T)
I/O Interface
- SB Bus (duplex supported)
RAS Features
- Watchdog Timer
- Temperature Monitoring
Battery
- Type: 1000 mAh graphite fluoride lithium battery
- Feature: Battery exhaustion detection
- Exchangeable: Yes (online replacement possible)
Indicators & Controls
-
LED Indicators:
- 3 for CPU status
- 2 for Ethernet status
- 1 for SD card status
- 1 for EXEC status
-
Switches:
- RESET
- SHUTDOWN
- FUNC
- EXEC
Power & Physical Specs
- Supply Voltage: 5 V DC ±5%
- Current Consumption: Max. 1200 mA
- Weight: 0.9 kg
- Dimensions (W × H × D): 65.8 × 130 × 149.3 mm
- Occupies: 2 slots
- Protection: CPU cover with wire lock hole
Duplex Configuration
- Supported (Requires identical CPU modules with same model, suffix codes, and system software version)
Installation Requirements
Environmental Conditions
- Operating Temperature: 0° to 55°C
- Storage Temperature: -40° to 85°C
- Operating Humidity: 5% to 95% RH (non-condensing)
- Storage Humidity: 5% to 95% RH (non-condensing)
- Dust Resistance: ≤ 0.3 mg/m³
- Protection Class: IP20
- Corrosive Gas Resistance: ANSI/ISA S71.04 Class G2 (Standard), G3 (Optional)
- Vibration Resistance: 0.15 mm P-P (5–58 Hz), 1 G (58–150 Hz)
- Shock Resistance: 15 G, 11 ms (XYZ-directions, power-off)
- Altitude Limit: ≤ 2000 m
Noise Resistance
- Electric Field: ≤ 3 V/m (26 MHz – 1 GHz)
- Magnetic Field: ≤ 30 A/m (AC), ≤ 400 A/m (DC)
- Electrostatic Discharge: ≤ 4 kV (contact), ≤ 8 kV (air discharge)
Cooling & Grounding
- Cooling Method: Natural air cooling
- Grounding: Must follow country/regional standards