V18345-1027120001 ABB TZIDC Electro-Pneumatic Positioner

Product Overview

• V18345-1027120001 is an intelligent electro-pneumatic positioner from ABB.
• It belongs to the TZIDC series and mounts on linear or rotary actuators.
• The unit offers a local indicator and operator panel for fast setup.
• It accepts a 4 to 20 mA two-wire input and supports HART communication.
• Explosion protection meets ATEX II 2 G Ex ia IIC T6/T4 Gb.
• The output is single acting with fail-safe action on power loss.
• Each unit ships new and original in factory packing.
• Covered by a 12-month factory warranty.

Technical Specifications

• Core identity
  • Brand: ABB
  • Model: V18345-1027120001
  • Part number: V18345-1027120001-CF2
  • Series: TZIDC
  • Type: Electro-pneumatic positioner
• Input and signal
  • Input: 4 to 20 mA, two-wire
  • Communication: HART via FSK module
  • Connector plug for LCI adapter included
  • Measurement range: 4 to 20 mA input span
• Performance
  • Resolution: fine setpoint steps from the digital input
  • Linearity: stable positioning across the full stroke
  • Sensitivity: quick response to small signal changes
  • Frequency response: suited to standard process control loops
  • Temperature range: T6 / T4 gas group limits apply
• Environment and immunity
  • Aluminium case, varnished, for harsh plant rooms
  • Good resistance to vibration and dust
  • Strong immunity to electrical noise on the loop
  • Explosion protection: ATEX II 2 G Ex ia IIC T6/T4 Gb
• Pneumatic and electrical ports
  • Cable entry: ½-14 NPT
  • Air pipe: ¼-18 NPT
  • Input terminals: max 2.5 mm² (AWG14)
  • Option terminals: max 1.0 mm² (AWG18)
  • Rigid or flexible wire: 0.14 to 2.5 mm²
  • Flexible wire with end sleeve: 0.25 to 2.5 mm²
  • Flexible wire, no plastic sleeve: 0.25 to 1.5 mm²
  • Flexible wire, plastic sleeve: 0.14 to 0.75 mm²
• Output and options
  • Output: single acting, fail-safe on power loss
  • Feedback modules: none fitted (code 0)
  • Mechanical feedback kit: none fitted (code 0)
  • Design: standard varnish and coding

Installation Guide

• Mounting
  • Fit to linear actuators per DIN / IEC 534 / NAMUR.
  • Fit to rotary actuators per VDI / VDE 3845.
  • Use the varnished aluminium case for a firm, flat seat.
• Wiring
  • Connect the 4 to 20 mA loop to the screw terminals.
  • Keep cable entry at ½-14 NPT and air at ¼-18 NPT.
  • Match wire gauge to the terminal limits above.
• Commissioning
  • Use the local panel to set zero and span.
  • Check fail-safe action before line start-up.
  • Confirm HART link with the FSK module.

Setup and Maintenance Convenience

• The indicator and operator panel speed up local checks.
• Self-configuration cuts manual calibration time.
• Screw terminals make wire changes quick.
• Few moving parts lower routine service needs.
• Clear fault codes help staff fix issues fast.

Compatibility Notes

• Works with ABB TZIDC actuator platforms.
• Fits linear mounts per DIN / IEC 534 / NAMUR.
• Fits rotary mounts per VDI / VDE 3845.
• Supports HART hosts and LCI adapters.
• Suits standard 4 to 20 mA control loops.

Certification Information

• ATEX II 2 G Ex ia IIC T6/T4 Gb for gas zones.
• Certificate of compliance CF2 per EN 10204-2.1 (DIN 50049-2.1).
• Item description included with the certificate.

Packing List and Warranty

• One ABB V18345-1027120001 positioner.
• Factory packing, new and original.
• Certificate of compliance CF2.
• 12-month factory warranty on the unit.
• Ships in 12 to 24 hours after order.
• Courier choice: FedEx, UPS, or DHL.

Expert Review

• This unit blends a proven TZIDC platform with HART digital links.
• The local panel keeps field setup simple for small teams.
• ATEX rating opens use in gas-hazard process areas.
• Single-acting fail-safe output suits safety-minded loops.
• Few options mean a lean, low-maintenance spare part.

Manager’s Insight

• Buyers get a known ABB part with clear traceability.
• The CF2 certificate helps pass incoming quality checks.
• Fast dispatch from stock reduces plant downtime.
• One part covers both linear and rotary mounting styles.
• Stock this model as a ready spare for valve loops.

Best-Fit Equipment and Applications

• Pneumatic control valves in process plants.
• Linear actuators on flow and pressure loops.
• Rotary actuators on damper and butterfly valves.
• Gas-hazard areas that need ATEX gear.
• HART-based distributed control systems.

FAQ

• Q: Does this unit support HART?
  • A: Yes. The input card carries a FSK module for HART.
• Q: What happens if power fails?
  • A: The single-acting output moves to its fail-safe position.
• Q: Can I mount it on a rotary valve?
  • A: Yes, it follows the VDI / VDE 3845 pattern.
• Q: Is it rated for explosive gas areas?
  • A: Yes, it holds ATEX II 2 G Ex ia IIC T6/T4 Gb.
• Q: From experience, how hard is the first setup?
  • A: Most techs finish zero and span in minutes with the local panel.
• Q: What do seasoned buyers check first?
  • A: They confirm the part number suffix and the CF2 certificate.
• Q: How fast does it ship?
  • A: Orders leave in 12 to 24 hours by FedEx, UPS, or DHL.

Buying Guide

• Match the suffix V18345-1027120001-CF2 to your old unit.
• Check your loop is 4 to 20 mA and two-wire.
• Confirm your actuator mount type before you order.
• Pick single-acting only if your valve needs fail-safe action.
• Ask for the CF2 certificate for audit records.
• Keep one spare on site to cut downtime risk.

Contact Information

• Inquiries: sales@powergearx.com
• Phone or WhatsApp: +86 18030005825

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