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The Yokogawa NFPW442-50 is a high-performance differential pressure transmitter designed for precise and reliable pressure measurements in challenging industrial environments. It is specifically used for applications requiring the measurement of differential pressure, including flow measurement, level measurement, and filter monitoring. The NFPW442-50 is built with advanced technology that ensures long-term stability and high accuracy. This transmitter is part of the NFPW Series, known for its robust construction and ability to perform under extreme conditions such as high temperature, humidity, and corrosive environments.
The NFPW442-50 offers excellent accuracy, durability, and flexibility, making it a popular choice for industries like oil and gas, petrochemicals, chemical processing, and power generation.
| Parameter | Specification |
|---|---|
| Model | Yokogawa NFPW442-50 |
| Measurement Principle | Differential Pressure Transmitter |
| Pressure Range | 0 – 5000 kPa (adjustable) |
| Accuracy | ±0.075% of full scale |
| Output Signal | 4-20 mA, HART Protocol |
| Power Supply | 24 V DC |
| Process Connection | 1/2 NPT, G 1/2, Flange |
| Material | Stainless Steel 316L |
| Ingress Protection | IP67 |
| Operating Temperature | -40°C to +85°C |
| Dimensions (L x W x H) | 140 x 70 x 60 mm |
| Weight | 2.0 kg |
| Mounting Orientation | Any |
The NFPW442-50 is widely used in various industries for a variety of pressure measurement applications:
Flow Measurement: The transmitter is ideal for use in flow measurement systems, where it measures the differential pressure across orifice plates, venturi tubes, or flow nozzles to calculate flow rate.
Level Measurement: The NFPW442-50 is commonly used for measuring liquid or solid levels in tanks or vessels, using the differential pressure across the column to determine the fluid height.
Filter Monitoring: The device is essential for monitoring filter systems, as it measures the pressure difference across the filters, helping to identify blockages and ensure the filter operates efficiently.
Pressure Control Systems: The NFPW442-50 is used in pressure control loops in industrial applications where consistent differential pressure needs to be maintained for process stability.
Oil & Gas Industry: The transmitter is used to measure the pressure differential in oil and gas pipelines, reactors, and other critical process points.
Superior Accuracy: The NFPW442-50 offers an impressive accuracy of ±0.075% of full scale, making it suitable for precise measurements in critical applications.
Wide Pressure Range: With a range from 0 to 5000 kPa, this model can be used in various industries, from low-pressure to high-pressure applications.
Durability: The transmitter is built with a stainless steel 316L housing, providing exceptional corrosion resistance and mechanical strength for challenging environments.
IP67 Protection: With an IP67 rating, the NFPW442-50 is protected against dust and water ingress, making it ideal for use in harsh industrial conditions.
High-Temperature Tolerance: The transmitter can operate in temperatures ranging from -40°C to +85°C, ensuring reliable performance in both extremely cold and hot environments.
HART Communication: The NFPW442-50 supports HART communication, enabling easy integration with control systems and providing remote diagnostics for optimal performance monitoring.
Flexible Mounting Options: The transmitter can be installed in any orientation, offering flexibility for integration in existing systems with minimal adjustments.
Low Maintenance: The NFPW442-50 requires minimal maintenance due to its rugged design, ensuring long-term, trouble-free operation.
Brand: Yokogawa
Series: NFPW Series (Differential Pressure Transmitters)
Here are five other models in the NFPW Series that are related to the NFPW442-50:
| Model | Pressure Range | Accuracy | Dimensions (L x W x H) | Weight |
|---|---|---|---|---|
| NFPW442-30 | 0 – 3000 kPa | ±0.075% of full scale | 140 x 70 x 60 mm | 1.9 kg |
| NFPW442-10 | 0 – 1000 kPa | ±0.075% of full scale | 135 x 65 x 58 mm | 1.7 kg |
| NFPW442-60 | 0 – 6000 kPa | ±0.075% of full scale | 145 x 75 x 62 mm | 2.1 kg |
| NFPW442-70 | 0 – 7000 kPa | ±0.075% of full scale | 150 x 80 x 65 mm | 2.3 kg |
| NFPW442-80 | 0 – 8000 kPa | ±0.075% of full scale | 155 x 85 x 70 mm | 2.5 kg |
Here are five other popular models from Yokogawa that offer similar capabilities in industrial pressure sensing:
| Model | Range | Accuracy | Max Pressure | Dimensions (L x W x H) | Weight |
|---|---|---|---|---|---|
| EJA110A | 0 – 1000 kPa | ±0.075% of span | 70 MPa | 120 x 90 x 55 mm | 1.3 kg |
| EJA530A | 0 – 2500 kPa | ±0.1% of span | 70 MPa | 125 x 95 x 58 mm | 1.4 kg |
| EJA460A | 0 – 3000 kPa | ±0.075% of span | 70 MPa | 140 x 100 x 60 mm | 1.5 kg |
| EJA118E | 0 – 4000 kPa | ±0.1% of span | 70 MPa | 140 x 110 x 65 mm | 1.6 kg |
| DPharp EJA310A | 0 – 5000 kPa | ±0.075% of span | 70 MPa | 130 x 95 x 55 mm | 1.4 kg |
Q1: What is the pressure range of the NFPW442-50?
A1: The NFPW442-50 has a pressure range of 0 – 5000 kPa.
Q2: What is the accuracy of the NFPW442-50?
A2: The NFPW442-50 provides an accuracy of ±0.075% of full scale.
Q3: What industries typically use the NFPW442-50?
A3: The NFPW442-50 is used in various industries such as oil and gas, petrochemicals, power generation, and water treatment.
Q4: Does the NFPW442-50 support HART communication?
A4: Yes, the NFPW442-50 supports HART communication, which allows for remote diagnostics and easy integration with control systems.
Q5: What is the operating temperature range of the NFPW442-50?
A5: The NFPW442-50 can operate in a temperature range from -40°C to +85°C.
Q6: What is the power supply requirement for the NFPW442-50?
A6: The NFPW442-50 requires a 24V DC power supply.
Q7: What materials are used in the construction of the NFPW442-50?
A7: The NFPW442-50 is made from stainless steel 316L, providing excellent resistance to corrosion and mechanical strength.
Q8: What are the process connection options for the NFPW442-50?
A8: The NFPW442-50 supports process connections such as 1/2 NPT, G 1/2, and flanged connections.
Q9: What is the protection rating of the NFPW442-50?
A9: The NFPW442-50 has an IP67 protection rating, ensuring it is dustproof and resistant to water ingress.
Q10: Can the NFPW442-50 be mounted in any orientation?
A10: Yes, the NFPW442-50 can be mounted in any orientation.
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Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
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