Description
Honeywell VC6934ZZ31 Floating Actuator Overview
The Honeywell VC6934ZZ31 is a precision-engineered floating actuator designed for reliable control of VC Series valves in commercial and residential HVAC hydronic systems. Operating on a 24 VAC power supply, this actuator accepts either an SP3T (Tri-State) or 24 VAC SPDT control signal, providing flexible integration with a wide range of building automation and zone control systems.
Key Features
- 24 VAC operating voltage for compatibility with standard low-voltage HVAC control systems
- Accepts SP3T (Tri-State) or 24 VAC SPDT control signal for versatile application
- Fails in place upon loss of power or control signal — maintains last valve position for system stability
- 0.4″ (10 mm) stroke for precise valve actuation
- Self-alignment shaft adapter type for simplified installation and reduced alignment errors
- Designed for use with Honeywell VC Series valves
Application
The VC6934ZZ31 is ideal for hydronic heating and cooling applications requiring accurate two- or three-position valve control. The fail-in-place design ensures that the valve holds its last commanded position during a power interruption, preventing unwanted system changes and protecting connected equipment. The self-alignment shaft adapter simplifies field installation, reducing setup time and the potential for misalignment.
Specifications
- SKU: VC6934ZZ31
- Brand: Honeywell
- Supply Voltage: 24 VAC
- Control Signal: SP3T (Tri-State) or 24 VAC SPDT
- Actuator Type: Floating
- Fail Mode: Fails in Place
- Stroke: 0.4″
- Shaft Adapter Type: Self-Alignment
- Compatible Valves: Honeywell VC Series







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