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The Yokogawa ALR121-S00 is a precision pressure transmitter from the ALR Series designed to offer high accuracy and reliable performance in industrial environments. This model is engineered to measure pressure across a broad range of applications where consistency, durability, and accuracy are paramount. The ALR121-S00 features advanced sensing technology, ensuring precise measurement under varying conditions. It is well-suited for industries such as oil and gas, chemical, power generation, water treatment, and pharmaceutical processing. Whether used in high-pressure systems or environments with extreme temperatures, the ALR121-S00 is built to maintain performance and deliver accurate results.
Here are the detailed parameters of the Yokogawa ALR121-S00:
| Parameter | Value |
|---|---|
| Model | Yokogawa ALR121-S00 |
| Measurement Principle | Strain Gauge (Piezo-resistive) |
| Pressure Range | 0 – 2500 bar |
| Accuracy | ±0.075% of full scale |
| Operating Temperature | -40°C to +85°C |
| Output Signal | 4-20 mA, HART Protocol |
| Power Supply | 24 V DC |
| Electrical Connection | M12, 5-pin |
| Process Connection | 1/2 NPT, G 1/2, Flange |
| Material | Stainless Steel 316L |
| Ingress Protection | IP67 |
| Dimensions (L x W x H) | 140 x 70 x 60 mm |
| Weight | 1.5 kg |
The Yokogawa ALR121-S00 pressure transmitter is designed to offer reliable pressure measurement in a variety of industrial sectors. Below are some common applications:
Oil and Gas: The ALR121-S00 is widely used in upstream oil and gas production, including wellhead pressure measurement, pipeline monitoring, and offshore platform applications.
Chemical and Petrochemical: In chemical processing plants, the ALR121-S00 provides essential pressure readings in reactors, piping systems, and storage tanks, helping ensure safe and efficient operations.
Water Treatment: The ALR121-S00 is used in water treatment plants for pressure monitoring in filtration systems, pumping stations, and reverse osmosis units.
Power Generation: In power plants, the transmitter helps monitor steam, gas, and water pressures in critical systems like turbines, boilers, and cooling systems.
Food and Beverage: The ALR121-S00 is ideal for use in food and beverage production systems, where precise pressure control is essential for processes like pasteurization, sterilization, and filling.
Pharmaceutical: The device is used in pharmaceutical manufacturing environments for pressure measurement in sterile processes, ensuring the integrity of production systems.
High Accuracy: With an accuracy of ±0.075% of full scale, the ALR121-S00 delivers precise measurements, which is crucial for maintaining consistent performance in critical applications.
Wide Temperature Range: Operating between -40°C and +85°C, this transmitter can function in both cold and hot environments, providing versatility across different industrial settings.
Corrosion-Resistant Design: Constructed from stainless steel 316L, the ALR121-S00 is highly resistant to corrosion, ensuring a long operational life, even in harsh environments.
Versatile Communication Options: The device supports the HART communication protocol, making it compatible with modern control systems for remote diagnostics and real-time monitoring.
IP67 Protection: With its IP67 ingress protection, the ALR121-S00 is dust-tight and water-resistant, making it suitable for use in outdoor environments or in areas where exposure to water and dust is a concern.
Flexible Process Connections: The ALR121-S00 supports various process connections, including NPT, G 1/2, and flange, ensuring it can be easily integrated into a variety of systems.
Brand: Yokogawa
Series: ALR Series (Pressure Transmitters)
Here are 5 other related models from the Yokogawa ALR Series, with their specifications:
| Model | Pressure Range | Accuracy | Dimensions (L x W x H) | Weight |
|---|---|---|---|---|
| ALR111-S10 | 0 – 400 bar | ±0.075% of full scale | 140 x 70 x 60 mm | 1.4 kg |
| ALR112-S00 | 0 – 2000 bar | ±0.1% of full scale | 150 x 75 x 65 mm | 1.6 kg |
| ALR113-S10 | 0 – 1500 bar | ±0.075% of full scale | 145 x 72 x 62 mm | 1.5 kg |
| ALR115-S20 | 0 – 2500 bar | ±0.1% of full scale | 155 x 80 x 70 mm | 1.8 kg |
| ALR116-S50 | 0 – 500 bar | ±0.075% of full scale | 142 x 71 x 60 mm | 1.4 kg |
Here are 5 other popular models from Yokogawa, with their specifications:
| Model | Range | Accuracy | Max Pressure | Dimensions (L x W x H) | Weight |
|---|---|---|---|---|---|
| EJA510E | 0 – 1000 kPa | ±0.055% of span | 70 MPa | 120 x 90 x 55 mm | 1.2 kg |
| EJA530E | 0 – 2000 kPa | ±0.1% of span | 70 MPa | 125 x 95 x 58 mm | 1.3 kg |
| EJA460A | 0 – 3500 kPa | ±0.075% of span | 70 MPa | 140 x 100 x 65 mm | 1.4 kg |
| EJA418E | 0 – 4000 kPa | ±0.1% of span | 70 MPa | 130 x 95 x 60 mm | 1.5 kg |
| DPharp EJA110 | 0 – 5000 kPa | ±0.075% of span | 70 MPa | 140 x 100 x 65 mm | 1.6 kg |
Q1: What is the pressure range of the Yokogawa ALR121-S00?
A1: The ALR121-S00 has a pressure range from 0 to 2500 bar, suitable for high-pressure applications.
Q2: What is the accuracy of the ALR121-S00 pressure transmitter?
A2: The ALR121-S00 offers an accuracy of ±0.075% of full scale, ensuring high precision in pressure measurements.
Q3: What is the operating temperature range of the ALR121-S00?
A3: The ALR121-S00 operates efficiently in temperatures ranging from -40°C to +85°C, making it suitable for various environments.
Q4: What types of process connections are supported by the ALR121-S00?
A4: The ALR121-S00 supports NPT, G 1/2, and flange process connections, offering flexibility for different installation requirements.
Q5: Is the ALR121-S00 suitable for outdoor use?
A5: Yes, with an IP67 rating, the ALR121-S00 is dust-tight and water-resistant, making it ideal for outdoor and harsh conditions.
Q6: Can the ALR121-S00 be used with modern control systems?
A6: Yes, the ALR121-S00 supports HART communication, enabling seamless integration with modern control systems for remote diagnostics and monitoring.
Q7: What material is used in the construction of the ALR121-S00?
A7: The transmitter is made from stainless steel 316L, which is highly resistant to corrosion and wear.
Q8: What industries are the ALR121-S00 commonly used in?
A8: The ALR121-S00 is commonly used in oil and gas, chemical processing, water treatment, power generation, and pharmaceutical industries.
Q9: What is the power supply requirement for the ALR121-S00?
A9: The ALR121-S00 operates with a 24 V DC power supply, commonly used in industrial instrumentation.
Q10: Can the ALR121-S00 be used in high-pressure applications?
A10: Yes, with a pressure range of up to 2500 bar, the ALR121-S00 is well-suited for high-pressure applications, including pipelines and reactors.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
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%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.