EKOGPS-904.L

EKOGPS-904.L: Pressure Transmitter for Industrial and Process Applications

Product Overview

The EKOGPS-904.L pressure transmitter, offered by Ekoakua, is designed to measure relative, absolute, or vacuum pressures in a wide range of industrial applications. Made from AISI-904.L stainless steel and equipped with a high-precision ceramic sensor, this transmitter is ideal for continuous monitoring of aggressive gases and liquids in demanding industrial environments, such as desalination and reverse osmosis processes.

Key Features of the EKOGPS-904.L

• Versatile Measurement: Capable of measuring relative, absolute, and vacuum pressures, with measurement ranges from 0…0.25 Bar to 0…250 Bar.
• High-Precision Ceramic Sensor: The piezoresistive ceramic sensor provides excellent linearity, long-term stability, and reliability, ensuring accurate measurements under various conditions.
• Robust Construction: Made from AISI-904.L stainless steel, the EKOGPS-904.L is corrosion-resistant and suitable for use in aggressive environments.

Advantages of the EKOGPS-904.L

• Wide Output Options: Offers output signals of 4…20 mAdc, 0…10 Vdc, and others upon request, facilitating integration into existing control and monitoring systems.
• High-Temperature Compatibility: Can adapt to coolers for high process temperature applications and a full range of diaphragm seals for the chemical, paper, and food industries, among others.
• Protection and Durability: Equipped with reverse polarity and short circuit protections, ensuring the device's longevity and performance in industrial environments.

Typical Applications

• Desalination: Ideal for pressure monitoring in desalination and reverse osmosis systems.
• Pumps and Compressors: Suitable for pressure monitoring in pumping and compression systems.
• Water Circuit Measurement: Used in heating, ventilation, and air conditioning (HVAC) systems to ensure precise pressure control.
• Hydraulics and Pneumatics: Used in hydraulic and pneumatic systems to ensure precise pressure control.
• Control and Regulation Engineering: Provides critical data for control and regulation systems in various industrial applications.

Technical Characteristics

• Materials in Contact:
• Body: AISI-904.L Stainless Steel (WN 1.4539)
• Sensor Membrane: Aluminium Oxide Ceramic (AL2 O3 96%)
• Sealing O-ring: Viton® (FPM.FKM) - Pressures from -1 to 160 Bar; On demand: NBR (nitrile butadiene – Buna N nitrile), EPDM
• Technical Data:
• Pressures: Relative, Absolute (from 1 to 40 Bar Abs.), Vacuum (minimum/maximum differential of 0.25 Bar)
• Measurement Ranges: From 0…0.25 Bar to 0…250 Bar (pressure ranges on demand)
• Sensor Resolution: 0.01 to 0.014% FS
• Combined Sensor Error: ≤ 0.3% FS (Linearity, hysteresis, and repeatability)
• Response Time: Less than 1 ms
• Output Signal: 4…20 mAdc – 2-wire – Linear; 0…10 Vdc – 3-wire – Linear; Others on request
• Power Supply Voltage: 10…35 Vdc (for 4…20 mAdc output); 15…35 Vdc (for 0…10 Vdc output)
• Maximum Load Resistance: Rmax (Ω) ≤ [Ub(Vdc) - 10(Vdc)] / 0.02 Adc; Ra > 10 KΩ
• Electrical Protections: Against polarity and short circuit
• Long-Term Stability: ≤±0.2% FS / year under reference conditions
• Protection Grade: IP-65 (IEC 60529) – Others on request
• Electrical Connection: Three-pole DIN 43650 / DIN175301-803A / PG-9 connector; 3-pole cable (3x0.25 mm²) – 2 meters with atmospheric compensation tube; M12x1 circular connector (4 pins)
• Process Temperature: -5….90 ºC
• Storage Temperature: -10….80 ºC
• Weight: ≤ 0.25 Kg.
• Compliance: RoHS Yes – 2011/65/EU; EMC Directive 2004/108/EC - EN61326.G1/B; Pressure Equipment: 97/23/EC (Module A)

Dimensions

• Process Thread:
• G.1/2ʺ A – BSP
• G.1/4ʺ A – BSP
• Others on request (BSP or NPT)
• Pressure Inlet Diameter: 3.5 mm

Conclusion

The EKOGPS-904.L is an advanced solution offering precision, durability, and versatility for a variety of industrial applications. Its robust design and ability to operate in demanding conditions make it an excellent choice for professionals needing a reliable and effective tool for pressure monitoring.

For more information on how the EKOGPS-904.L can enhance your control and measurement processes, visit www.ekoakua.com or contact our sales team at ekomercial@ekoakua.com.