V18345-7020421001 | ABB Digital Valve Positioner

ABB V18345-7020421001 Digital Valve Positioner – TZIDC Series

Key Technical Specifications

• Brand: ABB
• Model: V18345-7020421001
• Series: TZIDC
• Input Signal: 4-20 mA analog with HART digital communication
• Supply Pressure: 1.4 to 7 bar (20 to 100 psi)
• Stroke Range: Linear 20-150 mm, rotary up to 270 degrees
• Linearity: ±0.5 percent of span for precise valve positioning
• Hysteresis: Less than 0.3 percent of span
• Repeatability: Less than 0.2 percent of span
• Temperature Range: -40°C to 85°C operating range
• Enclosure Rating: IP66 / NEMA 4X for dust and water resistance
• Anti-Vibration: Resists vibration up to 10g at 10-80 Hz
• Air Consumption: Less than 0.5 Nm³/h at 1.4 bar supply
• Electrical Connection: M20 x 1.5 conduit entry
• Pneumatic Connection: G 1/4 inch or 1/4 NPT

Installation Guide

• Mount the positioner directly on the actuator using the NAMUR VDI/VDE 3845 standard.
• Connect the 4-20 mA input wires to the correct terminals and check polarity.
• Supply clean, dry instrument air within the rated pressure range.
• Run auto-calibration through the local operator panel or a HART communicator.
• Verify the valve stroke and tighten all pneumatic fittings to prevent leaks.
• Keep the unit away from heavy water spray and direct impact during operation.

Package List

• 1 x ABB V18345-7020421001 digital valve positioner
• 1 x mounting bracket and screw set
• 1 x pneumatic connection fitting kit
• 1 x terminal cover and cable gland
• 1 x printed quick start guide

Shipping and Support

• We ship by FedEx, UPS, and DHL to most countries worldwide.
• We keep this model in stock and dispatch orders within 5 days.
• We offer a 30-day return policy for unused items in original packaging.
• Contact our team for wiring diagrams, HART files, or bulk pricing.

FAQ

• Q: Is the V18345-7020421001 brand new and original?
  A: Yes, we supply it brand new and original, ready for immediate use.
• Q: What input signal does this positioner accept?
  A: It accepts a 4-20 mA analog signal and supports HART communication.
• Q: What is the supply pressure range?
  A: The unit operates from 1.4 to 7 bar (20 to 100 psi).
• Q: What is the operating temperature range?
  A: It works from -40°C to 85°C in most industrial environments.
• Q: How accurate is the valve positioning?
  A: Linearity stays within ±0.5 percent, with repeatability under 0.2 percent.
• Q: How much vibration can it handle?
  A: It resists vibration up to 10g at 10-80 Hz.
• Q: What enclosure rating does it carry?
  A: It carries IP66 / NEMA 4X for harsh field conditions.
• Q: Do you have this model in stock?
  A: Yes, we have it in stock and ship within 5 days.
• Q: What shipping methods do you use?
  A: We use common express carriers such as DHL, UPS, and FedEx.
• Q: Can I return the product if it does not fit?
  A: Yes, we support 30-day returns under our stated conditions.

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Original Source: https://www.nex-auto.com/
Contact: sales@nex-auto.com
Phone: +86 153 9242 9628