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Yokogawa NFPW444-11 Differential Pressure Transmitter
Product Overview
Model: Yokogawa NFPW444-11
Brand: Yokogawa
Product Series: NFPW Series
Category: Differential Pressure Transmitter
The Yokogawa NFPW444-11 is a high-performance differential pressure transmitter designed for precise monitoring of pressure differences between two points in a system. Part of the renowned NFPW Series, the NFPW444-11 is engineered for use in challenging industrial environments where accurate measurement is critical for process control and safety.
This differential pressure transmitter offers high accuracy and durability, with the ability to measure pressure differentials from -0.1 bar to 1000 bar, making it suitable for a wide range of applications, including flow measurement, level measurement, and density measurement. It provides a 4-20 mA output and supports industry-standard communication protocols, including HART and Fieldbus, enabling seamless integration with automation systems.
The Yokogawa NFPW444-11 features a stainless steel diaphragm and a robust IP67-rated enclosure, ensuring it can operate in harsh conditions, such as in the presence of dust, moisture, and corrosive substances. With an extended operating temperature range of -40°C to +85°C, the transmitter is well-suited for both indoor and outdoor applications, delivering reliable measurements under extreme conditions.
Product Parameters
| Parameter | Specification |
|---|---|
| Model | Yokogawa NFPW444-11 |
| Measurement Type | Differential Pressure Transmitter |
| Nominal Pressure Range | -0.1 bar to 1000 bar |
| Accuracy | ±0.05% of span |
| Output Signal | 4-20 mA (Analog), HART, Fieldbus |
| Material | Stainless Steel (Diaphragm) |
| Enclosure Rating | IP67 |
| Power Supply | 24 V DC |
| Temperature Range | -40°C to +85°C |
| Weight | 4.5 kg |
| Dimensions (LxWxH) | 250 mm x 150 mm x 100 mm |
Product Introduction
The Yokogawa NFPW444-11 is a highly accurate and reliable differential pressure transmitter designed to measure the difference in pressure between two points in a system. It is widely used for applications such as flow measurement, level measurement, density measurement, and more. The NFPW444-11 can handle high pressures up to 1000 bar, making it ideal for industries that require precision in monitoring fluid or gas flow rates.
This model provides a 4-20 mA output and is compatible with HART and Fieldbus communication protocols, which makes it perfect for integration into modern automated control systems. The transmitter’s stainless steel diaphragm provides excellent resistance against corrosion, ensuring long-term durability and minimal maintenance requirements.
With an IP67-rated enclosure, the NFPW444-11 is designed to withstand harsh environmental conditions, making it suitable for both indoor and outdoor installations. Its wide temperature range of -40°C to +85°C allows it to perform in extreme hot and cold environments.
The Yokogawa NFPW444-11 is built for industries such as oil and gas, chemical processing, water treatment, and pharmaceuticals, where accurate, reliable, and continuous pressure monitoring is crucial for maintaining optimal system performance.
Applications
The Yokogawa NFPW444-11 is suitable for a variety of industrial applications, including:
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Oil and Gas Industry: Used in pipeline pressure monitoring, wellhead pressure, and flow measurement systems.
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Chemical Processing: Essential for chemical reactors, distillation columns, and production systems.
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Water Treatment: Employed in filtration systems, pump stations, and water distribution systems.
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Pharmaceuticals: Used for precise pressure monitoring in pharmaceutical production processes.
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Power Generation: For boiler control, steam turbines, and heat exchangers where differential pressure is used to monitor efficiency.
Product Advantages
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High Accuracy: Provides ±0.05% of span accuracy, ensuring reliable measurements.
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Wide Pressure Range: Can measure differential pressures from -0.1 bar to 1000 bar, suitable for various applications.
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Durability: Built with a stainless steel diaphragm and IP67-rated enclosure for protection against harsh environments.
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Wide Temperature Range: Operates effectively within -40°C to +85°C, making it suitable for both cold and hot environments.
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Flexible Communication Protocols: Supports 4-20 mA, HART, and Fieldbus protocols for seamless integration into existing systems.
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Minimal Maintenance: Designed with minimal moving parts, requiring low maintenance while providing long-term reliability.
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Easy Installation: Its robust design allows for quick and easy installation in various industrial settings.
Recommended Models from the Same Series or Related Models
| Model | Specifications |
|---|---|
| Yokogawa NFPW442-10 | Pressure Range: -0.1 to 600 bar, Accuracy: ±0.075%, Output: 4-20 mA, Weight: 4.3 kg |
| Yokogawa NFPW445-50 | Pressure Range: -0.1 to 500 bar, Accuracy: ±0.1%, Output: 4-20 mA, Weight: 4.1 kg |
| Yokogawa NFPW446-50 | Pressure Range: -0.1 to 400 bar, Accuracy: ±0.1%, Output: 4-20 mA, Weight: 4.2 kg |
| Yokogawa NFPW443-50 | Pressure Range: -0.1 to 700 bar, Accuracy: ±0.075%, Output: 4-20 mA, Weight: 4.4 kg |
| Yokogawa NFPW444-10 | Pressure Range: -0.1 to 1000 bar, Accuracy: ±0.05%, Output: 4-20 mA, Weight: 4.5 kg |
Recommended Popular Models from Yokogawa
| Model | Specifications |
|---|---|
| Yokogawa EJA530A | Pressure Range: -0.1 to 1000 bar, Accuracy: ±0.04%, Output: 4-20 mA, Weight: 4.5 kg |
| Yokogawa EJA610A | Pressure Range: 0 to 200 bar, Accuracy: ±0.055%, Output: 4-20 mA, Weight: 5.0 kg |
| Yokogawa YTA610 | Pressure Range: -0.1 to 700 bar, Accuracy: ±0.1%, Output: 4-20 mA, Weight: 5.1 kg |
| Yokogawa DPharp EJX | Pressure Range: -0.1 to 500 bar, Accuracy: ±0.075%, Output: 4-20 mA, Weight: 4.8 kg |
| Yokogawa YS1700 | Pressure Range: 0 to 600 bar, Accuracy: ±0.1%, Output: 4-20 mA, Weight: 6.0 kg |
Frequently Asked Questions (FAQs)
Q1: What is the accuracy of the Yokogawa NFPW444-11?
A1: The NFPW444-11 provides an accuracy of ±0.05% of span.
Q2: What is the pressure range of the NFPW444-11?
A2: The NFPW444-11 has a pressure range from -0.1 bar to 1000 bar.
Q3: Does the NFPW444-11 support communication protocols?
A3: Yes, it supports 4-20 mA, HART, and Fieldbus communication protocols.
Q4: What material is used for the diaphragm of the NFPW444-11?
A4: The diaphragm is made from stainless steel, providing excellent corrosion resistance.
Q5: What is the temperature range of the NFPW444-11?
A5: The NFPW444-11 operates within a temperature range of -40°C to +85°C.
Q6: Is the NFPW444-11 suitable for outdoor use?
A6: Yes, with an IP67-rated enclosure, the NFPW444-11 is dustproof and waterproof, making it suitable for outdoor environments.
Q7: How is the NFPW444-11 installed?
A7: The NFPW444-11 is installed using standard flanged connections and can be mounted in either horizontal or vertical orientations.
Q8: What industries is the NFPW444-11 best suited for?
A8: The NFPW444-11 is ideal for industries such as oil and gas, chemical processing, water treatment, and pharmaceuticals.
Q9: What is the expected lifespan of the NFPW444-11?
A9: With proper maintenance, the NFPW444-11 can last for 10 to 15 years.
Q10: Can the NFPW444-11 be used for both flow and level measurement?
A10: Yes, the NFPW444-11 is suitable for both flow and level measurement in industrial systems.