ABB V18345-1010221001 Valve Positioner | TZIDC-120 Intelligent Positioner

ABB Intelligent Valve Positioner Overview

• V18345-1010221001 from ABB belongs to the TZIDC-120 intelligent valve positioner series.
• This model delivers accurate valve positioning using stable two-wire 4–20 mA control signals.
• The device supports linear and rotary actuators following NAMUR and VDI/VDE 3845 standards.

Technical Specifications Pyramid

• Brand and Model
  • Manufacturer: ABB
  • Series: TZIDC-120 Intelligent Positioner
  • Model: V18345-1010221001
• Input and Communication
  • Signal type: Two-wire 4–20 mA current loop
  • Start current: 3.8 mA for stable operation
  • Maximum input: 25 mA at 30 V DC
  • Load voltage at 20 mA: 8.7 V DC
• Output Performance
  • Output pressure range: 0 to 6 bar (0 to 90 psi)
  • Air capacity at 6 bar supply: 10 Nm³/h
  • Output mode: Single acting, fail freeze safety position
• Feedback and Control
  • Analog feedback module: 4–20 mA position signal
  • Digital input: 12–30 V DC logical control
  • Digital output: NAMUR compliant signal interface
• Mechanical and Environmental Design
  • Housing: Aluminum, varnished surface
  • Protection class: IP65 / NEMA 4X
  • Connections:
    • Electrical: 1/2-14 NPT cable entry
    • Pneumatic: 1/4-18 NPT air ports

Installation Guidelines

• Install the positioner directly on linear actuators according to DIN/IEC 534 standards.
• Mount rotary actuators using VDI/VDE 3845 interfaces for optimal alignment accuracy.
• Connect clean, dry instrument air to ensure consistent pneumatic performance.

Packaging and Logistics

• Package includes one ABB valve positioner and standard mounting accessories.
• Each unit ships in protective industrial packaging for international transportation.
• Available shipping methods include FedEx, UPS, and DHL express services.

FAQ – Practical Application Insights

• Can this positioner work with older control systems?
  • Yes, the 4–20 mA interface ensures compatibility with legacy and modern controllers.
• How does fail freeze improve process safety?
  • Fail freeze locks the actuator position, preventing sudden valve movement during power loss.
• Does analog feedback help troubleshooting?
  • Analog feedback allows operators to detect position deviation early and reduce downtime.

Contact Information

• Email:
  sales@powergearx.com
• WhatsApp:
  +86 18030005825

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