The ABB V18345-1010221001 is a high-performance TZIDC-120 Intelligent Positioner designed for precise valve control. This model features an integrated operator panel with a digital display for easy local configuration. It uses a Fail-Freeze safety function to maintain the current valve position during power loss. The rugged Aluminum Case ensures durability in harsh industrial environments with IP 65 protection. It supports 4-20 mA communication and includes an analog position feedback module for real-time monitoring.

Core Technical Specifications

• Brand: ABB
• Model Number: V18345-1010221001
• Series: TZIDC-120
• Input Signal: 4 to 20 mA nominal range via two-wire technology
• Safety Action: Single acting with Fail-Freeze output function
• Housing: Varnished Aluminum rated for IP 65 / NEMA 4X
• Pneumatic Connections: 1/4-18 NPT air pipe and 1/2-14 NPT cable threads
• Position Feedback: Includes Plug-in Analog Module (4 to 20 mA range)
• Output Pressure: Adjustable range from 0 to 6 bar (0 to 90 psi)
• Air Capacity: Delivers 13 kg/h at 6 bar supply pressure
• Load Voltage: 8.7 V DC at 20 mA for non-explosion proof operation
• Impedance: 435 ohms at 20 mA signal
• Digital Input: 24 V DC control voltage for logical switching
• Accuracy: High linearity and resolution for stable valve modulation

Installation and Compatibility

• Mounting Standard: Fits linear actuators (DIN/IEC 534) and rotary actuators (VDI/VDE 3845)
• Integral Mounting: Ready for direct attachment to specific actuator brands
• Wiring: Simple two-wire connection with LKS adapter plug support
• Versatility: Compatible with most global Industrial Control Systems (DCS)

Diagnostics and Maintenance

• Local Interface: Built-in indicator and operator panel allow quick setup
• Self-Diagnostics: Monitors internal parameters to ensure High Reliability
• Configurable Values: User-defined shut-off values at 0% and 100% positions
• Stability: Excellent EMC anti-interference capability for noisy electrical areas

Applications and Environment

• Typical Use: Used in chemical plants, power stations, and water treatment facilities
• Temperature Range: Designed for stable operation in standard industrial climates
• Durability: High Environmental Tolerance against dust and water ingress

Shipping and Warranty

• Warranty: Includes a 12-Month Quality Guarantee from delivery date
• Packaging List: One V18345-1010221001 Positioner, manual, and mounting hardware
• Shipping Methods: Fast delivery via FedEx, UPS, or DHL worldwide

Frequently Asked Questions (FAQ)

• What happens if power fails? The Fail-Freeze function locks the valve in its last known position.
• Does it require a separate feedback module? No, this unit includes the Analog Position Feedback module already.
• Is it suitable for explosive zones? This specific model is without explosion protection.
• What is the minimum signal current? It operates starting from 3.8 mA.