Taco ZVC404-4 4-Zone Valve Control with Circulator Relay and Transformer with Priority

Description

Overall, the Taco ZVC404-4 offers a compact and feature-rich control solution for multi-zone hydronic systems. Its priority zone functionality, compatibility with various valve types, and built-in transformer enhance its versatility and ease of use.

Function:

• Manages water flow to 4 independent zones: Controls water distribution in multi-zone hydronic heating or cooling systems, ensuring efficient temperature regulation for different areas.
• Activates and deactivates a circulator pump: Ensures continuous water circulation when needed, optimizing system performance.
• Provides power to control components: Includes a built-in transformer, eliminating the need for a separate power supply.

Key Features:

• 4-zone capacity: Suitable for systems with up to 4 distinct zones.
• Priority zone feature: Prioritizes one zone over others when activated, ensuring immediate comfort or addressing critical areas.
• External indicator lights: Facilitate troubleshooting by visually indicating system status and zone operation.
• Compatible with various valve types: Works with 2-, 3-, or 4-wire zone valves, offering flexibility in system design.
• Built-in transformer: Simplifies installation by providing the necessary power.
• Compact design: Optimizes space utilization in control panels or boiler rooms.

Applications:

• Hydronic heating systems: Radiant, baseboard, or fan coil systems.
• Zoned air conditioning systems: Provides targeted cooling for specific areas.
• Domestic hot water recirculation systems: Maintains consistent water temperature at fixtures.

Additional Features:

• Fuse-protected: Ensures electrical safety.
• Factory tested: Guarantees reliability before installation.
• Universal thermostat compatibility: Works with a wide range of thermostats.
• Field-replaceable transformer: Facilitates easy maintenance if needed.

Things to Consider:

• System compatibility: Verify compatibility with your system’s voltage and control signals.
• Professional installation: While DIY installation is possible, consulting a qualified professional is recommended for optimal performance and safety.
• Expansion options: For more than 4 zones, consider the expandable ZVC406-3 model.