ABB TZIDC V18345-1010521001 Electro-Pneumatic Smart Valve Positioner

Description

Technical Specifications

• Product Type: Digital Electro-Pneumatic Smart Valve Positioner
• Actuator Type: Double-Acting (requires dual pneumatic outputs)
• Fail-Safe Action: Fail-Freeze (locks valve in current position on power/signal loss)
• Input Signal: 4 – 20 mA DC, two-wire (passive, loop-powered)
• Communication Protocol: HART (over 4-20 mA signal line, via LKS adapter)
• Position Feedback: 4 – 20 mA DC analog feedback (two-wire, plug-in module)
• Supply Pressure: 1.4 – 7 bar (20 – 100 psi)
• Output Pressure: 0 – Supply Pressure
• Air Consumption: ≤ 0.03 kg/h (steady state)
• Air Capacity: ≥ 13.5 kg/h (high flow for fast actuation)
• Control Accuracy: ± 0.5% of full scale (F.S.)
• Repeatability: ≤ ± 0.1% F.S.
• Step Response: < 1 second; Settling Time < 3 seconds
• Adjustable Dead Band: 0.1% – 10% F.S.
• Actuator Compatibility:
  • Linear: Stroke 20 – 150 mm
  • Rotary: Angle 50 – 90° (max. 125°)
• Mounting Standard: NAMUR (IEC 60534-6 / VDI/VDE 3845)
• Electrical Connection: 1/2-14 NPT thread
• Pneumatic Connection: 1/4-18 NPT thread
• Housing: Aluminum alloy, varnished
• Protection Class: IP65 (NEMA 4X)
• Operating Temperature: -20 °C to +80 °C
• Storage Temperature: -40 °C to +85 °C
• Humidity: 5 – 95% RH (non-condensing)
• Vibration Resistance: 10 g (10 – 80 Hz)
• Weight: Approx. 1.8 kg
• Certifications: CE, UL 61010-1, EN 61010-1, EMC compliant (EN 61000-6-2/6-4), RoHS

Functional Features

Precision Control & Auto-Tuning

• One-Touch Auto-Tuning: Completes full calibration (stroke, zero, span, PID parameters) in under 3 minutes.
• Adaptive PID Control: Automatically optimizes control parameters to match valve and actuator dynamics.
• Temperature Compensation: Internal sensor compensates for environmental temperature effects on performance.
• High Precision: Delivers exceptional accuracy and repeatability for tight process control.

Advanced Communication & Diagnostics

• HART Protocol: Enables remote configuration, calibration, monitoring, and diagnostics via DCS/PLC.
• Local Operator Interface: 2-line LCD display with 4 push buttons for manual setup and status checks.
• Comprehensive Self-Diagnostics: Monitors for overtravel, air supply faults, sensor errors, valve stiction, and air leaks.
• Real-Time Status: Visual and digital feedback of valve position, setpoint, and error conditions.

Reliability & Safety

• Fail-Freeze Function: Locks valve at current position during power, signal, or air failure (triple-safe protection).
• High Vibration Resistance: Maintains stable operation up to 10 g, ideal for pump and compressor installations.
• Robust Housing: IP65 rated enclosure resists dust, water, and corrosive industrial atmospheres.
• Over-Pressure Protection: Internal safeguards prevent damage to actuator and positioner.

Installation & Maintenance

• Flexible Mounting: Direct NAMUR mounting for linear/rotary actuators, no adapters required.
• Low Air Consumption: Minimizes compressed air usage, reducing operational costs.
• Non-Intrusive Setup: Full configuration via HART without removing housing or disrupting process.
• Modular Design: Simplifies maintenance and component replacement.

Application Scenarios

1. Oil & Gas Industry
   • Refinery process control (distillation, cracking, reforming)
   • Pipeline pressure and flow control
   • Storage terminal tank farm systems
   • Offshore platform production and utility systems
2. Petrochemical & Chemical Processing
   • Polymer and plastic production lines
   • Specialty chemical batch and continuous processes
   • Acid and caustic handling systems
   • Solvent recovery and purification units
3. Power Generation
   • Boiler feedwater and steam turbine control
   • Flue gas desulfurization (FGD) systems
   • Cooling water and condensate control
   • Combined-cycle plant gas turbine control
4. Water & Wastewater Treatment
   • Water purification and filtration systems
   • Wastewater aeration and chemical dosing
   • Pumping station flow and pressure control
   • Desalination plant process control
5. Pharmaceutical & Biotechnology
   • Clean utility systems (pure water, WFI)
   • Fermentation and bioreactor control
   • API manufacturing process control
   • Sterile filtration and transfer systems
6. Food & Beverage
   • Pasteurization and heating/cooling processes
   • Ingredient dosing and mixing systems
   • CIP (Clean-in-Place) and SIP (Sterilize-in-Place) control
   • High-care production area utility control
7. Metals & Mining
   • Smelting and refining process control
   • Mineral processing and leaching operations
   • Water treatment for metal recovery
   • Furnace and kiln control systems
8. Pulp & Paper
   • Stock preparation and bleaching processes
   • Paper machine moisture and control systems
   • Chemical cooking and black liquor recovery
   • Effluent treatment and water circulation