ABB V18345-2010421001 Electric-pneumatic positioner

Product Information: ABB V18345-2010421001 Electric-Pneumatic Positioner

Detailed Specifications:

• Model: V18345-2010421001

• Type: Electric-Pneumatic Positioner

• Control Signal: 4-20 mA (Standard input signal)

• Output Signal: Pneumatic output (3-15 psi or 0.2-1.0 bar, adjustable)

• Power Supply: 24 V DC

• Applicable Valve Types: Ball valve, butterfly valve, control valve, etc.

• Ambient Temperature Range: -40°C to +80°C

• Protection Rating: IP65 (suitable for industrial environments)

• Material: Aluminum alloy housing with corrosion-resistant treatment

• Dimensions: 200mm x 120mm x 100mm

• Weight: Approx. 1.5 kg

• Response Time: Fast response, typically within 2 seconds

• Accuracy: High-precision positioning, error typically within ±0.5%

• Certifications: CE, ATEX (Explosion-proof), UL, RoHS

Product Advantages and Features:

1. High Precision Control: The electric-pneumatic positioner receives the 4-20 mA current signal to precisely adjust the pneumatic actuator, ensuring accurate valve positioning with an accuracy error typically within ±0.5%, making it ideal for applications requiring high precision.

2. High Reliability and Durability: The positioner is designed with an aluminum alloy housing and corrosion-resistant treatment, capable of withstanding harsh environmental factors such as corrosion, wear, and extreme temperatures, suitable for complex industrial environments.

3. Wide Operating Temperature Range: This positioner operates effectively within a wide temperature range of -40°C to +80°C, making it adaptable to extreme operating conditions and suitable for various industrial automation systems.

4. Easy Installation and Commissioning: With a standard 4-20 mA input signal, it easily connects to most PLC or DCS systems, supports DIN rail mounting, simplifying installation and commissioning.

5. IP65 Protection Rating: The IP65 protection rating ensures strong dust and water resistance, enabling stable operation in harsh industrial environments.

6. Explosion-proof Certification: With ATEX explosion-proof certification, this positioner is suitable for use in hazardous explosive gas environments, such as chemical, oil, and gas industries.

7. Fast Response Time: The positioner offers fast response, typically within 2 seconds, ensuring real-time feedback and adjustment of valve positions for precise fluid control.

8. Energy Efficiency: Utilizing electric-pneumatic control technology, it reduces energy consumption compared to traditional pneumatic systems, improving system efficiency.

Applications:

• Oil and Gas: Used in oil and gas production, transmission, and processing for valve control, ensuring stable pipeline systems and accurate flow control.

• Chemical Industry: Applied in chemical production for controlling fluid flows in chemical reactors, ensuring stability in the reaction process.

• Water Treatment: Used in water and wastewater treatment plants for controlling valve operations, ensuring stable water quality treatment.

• Pharmaceutical Industry: Helps in controlling fluid flows during pharmaceutical production, ensuring efficiency and precision in the manufacturing process.

• Food and Beverage Industry: Used for fluid flow control, ensuring accurate management and efficient operations in food and beverage production processes.

• Building Automation: Applied in HVAC systems for regulating valves in air conditioning and ventilation systems, optimizing energy efficiency and environmental control in buildings.

Precautions:

1. Installation Considerations: Ensure the positioner is installed in a suitable environment, avoiding high humidity, dust, or heavy vibrations, which may affect performance.

2. Power Supply Requirements: Provide a stable 24V DC power supply to the positioner to avoid power instability affecting control accuracy.

3. Calibration and Commissioning: Perform proper commissioning and calibration after installation to ensure precise valve control. Regularly check and adjust the positioner to maintain its high efficiency.

4. Explosion-proof Environments: Follow relevant safety regulations when using in hazardous explosive environments to prevent safety risks.

5. Regular Maintenance: Regularly clean the exterior of the positioner to prevent dust or dirt buildup. Check electrical connections for looseness to ensure stable signal transmission.

6. Air Supply Quality: Ensure the air supply is clean and dry to avoid failure or corrosion of the pneumatic actuator.