Excellent PLC
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Introduction
The Yokogawa NFPW442-50 is an industrial-grade power supply module designed to provide stable and reliable power to Yokogawa’s modular automation systems, particularly the STARDOM and FA-M3 series. Known for its compact form, robust architecture, and high-performance capabilities, the NFPW442-50 is engineered to deliver regulated DC power to controller modules, I/O units, and communication components within the system.
As the backbone of the control architecture, this power supply module is essential for ensuring uninterrupted operation in mission-critical industrial environments. It is built to function under a wide range of conditions, supporting both redundancy and hot-swap configurations for improved system reliability and maintenance flexibility.
Product Specifications
| Parameter | Specification |
|---|---|
| Model Number | NFPW442-50 |
| Manufacturer | Yokogawa Electric Corporation |
| Module Type | Power Supply Module |
| Input Voltage | 24 VDC nominal (range: 20.4 to 28.8 VDC) |
| Input Current | Approx. 2.5 A |
| Output Voltage | 5 VDC and 3.3 VDC (regulated, internally distributed) |
| Output Power | 30 W total (combined) |
| Power Output Stability | ±2% voltage regulation under full load |
| Protection Features | Overcurrent protection, overvoltage shutdown, thermal shutdown |
| Cooling Method | Natural convection (fanless) |
| Status Indicators | LED status (Power OK, Fault) |
| Redundancy Support | Yes (parallel redundant configuration) |
| Hot Swappable | Yes |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Vibration Resistance | IEC 60068-2-6 compliant |
| Shock Resistance | IEC 60068-2-27 compliant |
| Mounting Method | DIN rail or base plate |
| Dimensions (W × H × D) | 49.7 x 130 x 146.5 mm |
| Weight | 0.6 kg |
| Certifications | CE, UL, CSA, RoHS |
Product Applications
Industrial Automation Systems:
Used as the primary power source for distributed control systems (DCS), programmable logic controllers (PLC), and remote terminal units (RTUs).
Oil & Gas and Petrochemical Plants:
Powers field control stations and monitoring equipment deployed in refineries and upstream operations.
Power Generation and Utilities:
Supports control rooms in thermal, hydroelectric, and nuclear power stations by powering system modules and I/O.
Water and Wastewater Management:
Used in water treatment facilities to provide reliable power for pump stations and filtration control systems.
Manufacturing & Processing Plants:
Provides stabilized power to robots, conveyor systems, machine controls, and sensors in automated production environments.
Transportation Infrastructure:
Installed in control panels for intelligent traffic systems, subway automation, and tunnel monitoring systems.
Product Advantages
-
High Reliability: Built with high-grade components for 24/7 industrial operation under extreme conditions.
-
Redundancy Ready: Supports dual-module configurations for uninterrupted power in case of module failure.
-
Protection & Safety: Integrated protections ensure equipment safety from overvoltage, overheating, and short circuits.
-
Compact & Lightweight: Slim profile and reduced weight facilitate easy integration in dense control panels.
-
Low Maintenance: Fanless design reduces mechanical wear and extends product lifespan.
-
Easy Monitoring: Built-in LEDs provide immediate feedback on power and fault status.
-
Hot Swappable: Can be replaced without powering down the system, ensuring minimal downtime.
-
Seamless Integration: Optimized for Yokogawa automation platforms, reducing setup and configuration time.
Frequently Asked Questions (FAQ)
-
What input voltage does the NFPW442-50 accept?
The module operates on 24 VDC input, with a tolerance range of 20.4 to 28.8 VDC. -
Is the module hot-swappable?
Yes, the NFPW442-50 supports hot swapping, allowing replacement without shutting down the system. -
Does it support redundancy?
Yes, two NFPW442-50 modules can be installed in parallel for redundant operation. -
What happens in case of overvoltage?
The module has built-in protection features including overvoltage shutdown to protect connected equipment. -
Can this power supply be used with third-party controllers?
It is specifically designed for Yokogawa systems; compatibility with third-party systems should be confirmed case by case. -
What is the rated output power?
The module delivers a combined output power of 30 W across 5V and 3.3V rails. -
Is the cooling passive or active?
The module uses passive cooling (natural convection) and does not include a fan. -
What are the visual indicators available on the module?
LED indicators show Power OK and Fault conditions for real-time diagnostics. -
Can it operate in harsh industrial environments?
Yes, it operates from -20°C to +60°C and is resistant to vibration and shock per IEC standards. -
How do I know if the module is nearing failure?
Regular monitoring of LED indicators and output voltage via system diagnostics is recommended for preventive maintenance.
Recommended Models (Same Series / Related Modules)
| Model | Type | Application | Description |
|---|---|---|---|
| NFPW441-50 | Power Supply Module | Standard power module | Lower power version with basic protections |
| NFPW441-70 | Power Supply Module | Enhanced performance | Extended voltage tolerance range |
| NFPW442-70 | Power Supply Module | High reliability environments | Redundant-ready enhanced power module |
| CP471-10 | CPU Module | Main control processing | Compatible CPU for NFPW power module systems |
| NFCP050-P60 | Controller Base Module | Base for CPU and power modules | Hosts power and CPU modules in rack systems |
| NFBU101-P50 | Base Unit | Mechanical/electrical backplane | Supports I/O and power module connectivity |
Popular Yokogawa Models (Other Hot-Selling Products)
| Model | Type | Application | Description |
|---|---|---|---|
| AAI543-H50 | Analog Input Module | Smart instrumentation | HART-enabled AI module for high-accuracy signals |
| AMM12C | Analog Input Module | General-purpose signal acquisition | High-density AI module with isolation |
| ADV151-P60 | Digital Output Module | Field device actuation | 16-point output for alarms and indicators |
| PW482-10 | Power Supply Module | Redundant power in DCS systems | High-output redundant-capable power unit |
| F3SP59-7S | PLC CPU Module | Compact controller systems | High-performance CPU for STARDOM systems |
| CP451-10 | CPU Module | Central control unit for DCS | Fast execution CPU for critical applications |
