| Brand: | Abbe |
|---|---|
| Power: | Electric |
| Adjusted Form: | Switching Type |
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1. Product Introduction
The ABBe V18346 Valve Positioner is a high-performance, microprocessor-based device designed to ensure precise control of pneumatic control valves in demanding industrial environments. As part of ABBe's renowned line of valve automation solutions, the V18346 combines advanced digital technology with rugged construction to deliver reliable positioning, diagnostics, and communication capabilities. It is engineered for use with rotary and linear control valves in industries such as oil and gas, chemical processing, power generation, and water treatment.
Key Applications:
Flow control in pipelines and process systems
Pressure regulation in compressors and reactors
Temperature control in heat exchangers and boilers
Safety shutdown systems (SIS) in hazardous areas
The V18346 supports HART® 7, Foundation Fieldbus, or Profibus PA communication protocols, enabling seamless integration with modern Distributed Control Systems (DCS). Its modular design allows customization for specific valve types and mounting configurations, making it a versatile solution for both new installations and retrofits.
2. Technical Specifications
Below are the critical specifications of the ABBe V18346 Valve Positioner:
General Specifications
Input Signal: 4-20 mA analog (HART), digital via Fieldbus/Profibus.
Supply Pressure: 1.4-7 bar (20-100 psi).
Operating Temperature: -40°C to +85°C (-40°F to +185°F).
Ambient Humidity: 0-100% (condensing allowed with optional coatings).
Certifications: ATEX, IECEx, SIL 2/3 (Safety Integrity Level), FM, and NEPSI for hazardous area compliance.
Mechanical Design
Housing: Aluminum alloy with epoxy coating for corrosion resistance.
Enclosure Rating: IP66/67 (dust-tight and waterproof).
Mounting Options: Direct mounting on rotary (ISO 5211) or linear valves (NAMUR standard).
Connections: 1/2" NPT or G1/2 pneumatic ports.
Performance Metrics
Positioning Accuracy: ±0.5% of span.
Repeatability: ±0.1% of span.
Response Time: <2 seconds for 90% stroke adjustment.
Air Consumption: <0.03 Nm³/h at steady state.
3. Key Features and Innovations
The V18346 distinguishes itself through cutting-edge engineering and user-focused design:
A. Advanced Positioning Technology
Non-Contact Magnetic Sensor: Eliminates mechanical wear and ensures long-term accuracy by measuring valve stem position without physical contact.
Adaptive Control Algorithm: Automatically tunes itself to valve characteristics (e.g., friction, hysteresis) for optimal response under varying load conditions.
B. Robust Construction
Extreme Environment Resilience: Designed to operate in high-vibration, high-temperature, and corrosive atmospheres (e.g., offshore platforms, chemical plants).
Dual-Chamber Design: Separates electronics from pneumatic components to prevent moisture or particulate ingress.
C. Diagnostic and Predictive Maintenance Tools
ABBe's AssetVision® Integration: Monitors valve health metrics such as sticking, packing friction, and actuator pressure, enabling predictive maintenance.
Built-In Self-Test (BIST): Automatically checks sensor integrity, firmware status, and communication links during startup.
D. Versatile Communication
Multi-Protocol Support: Compatible with HART®, Foundation Fieldbus, and Profibus PA for flexible integration into legacy or modern control architectures.
Digital Twin Compatibility: Enables virtual valve modeling for simulation and troubleshooting via ABBe's Ability™ platform.
E. Safety and Compliance
SIL 2/3 Certification: Meets IEC 61508/61511 standards for use in safety instrumented systems (SIS).
Explosion-Proof Options: ATEX/IECEx certifications for Zone 1/21 (gas) and Zone 2/22 (dust) hazardous areas.
| Parameter | Specification | Details/Notes |
| Input Signal | 4-20 mA (HART® 7), Foundation Fieldbus, Profibus PA | Configurable via onboard interface or software. |
| Communication Protocols | HART® 7, FF, Profibus PA | Supports digital and hybrid analog-digital modes. |
| Supply Pressure Range | 1.4-7 bar (20-100 psi) | Requires clean, dry air (ISO 8573-1 Class 3). |
| Air Consumption | ≤0.03 Nm³/h (steady state) | Energy-efficient design reduces operational costs. |
| Operating Temperature | -40°C to +85°C (-40°F to +185°F) | Suitable for extreme environments. |
| Storage Temperature | -50°C to +100°C (-58°F to +212°F) | |
| Housing Material | Aluminum alloy with epoxy coating | Corrosion-resistant; ideal for offshore or chemical plants. |
| Enclosure Rating | IP66/67 | Dust-tight, waterproof, and resistant to high-pressure water jets. |
| Pneumatic Connections | 1/2" NPT or G1/2 | Optional adapters for regional standards (e.g., BSP). |
| Mounting Options | Rotary (ISO 5211) or linear valves (NAMUR RD/VDI/VDE 3845) | Universal mounting kits available. |
| Weight | 2.5 kg (5.5 lbs) | Compact and lightweight for easy installation. |
| Positioning Accuracy | ±0.5% of span | Meets IEC 60534-8-1 standards. |
| Repeatability | ±0.1% of span | Ensures consistent valve control. |
| Response Time | <2 seconds (90% stroke adjustment) | Adaptive tuning optimizes speed for valve type and load. |
| Dead Band | ≤0.05% | Minimizes oscillations in stable processes. |
| Hazardous Area Certifications | ATEX, IECEx, FM, NEPSI | Approved for Zone 1/21 (gas) and Zone 2/22 (dust). |
Q: How long will you give me the reply?
A: We will reply to you as soon as we see the information.
Q: What is the delivery time?
A: Our delivery time is within 3-7 days after we get your payment;
for large qty mass orders, the time should be confirmed again for you.
Q: How about your package?
A: Do not worry about the package, we have rich experience in packing, and all our package is wooden case package.
Q: How about the payment terms?
A: You can choose T/T.
Q: Do you provide samples?
A: Yes, we have materials in stock to help you to get the samples as soon as we can.
Q: What is the MOQ?
A:1PC.
Q: Can I get a lower price if I order large quantities?
A: Yes, cheaper prices with more bigger size orders.
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