Overview
The Belimo Z2100Q-K+CQKBUP-RR ZoneTight QCV is a 1-inch, 2-way zone valve assembly operating on universal power input for reliable HVAC fluid control. It includes an electronic fail-safe feature that returns the valve to a closed position upon power loss.
Features
- Wide voltage capability supporting AC/DC 100 V to 240 V inputs
- Electronic fail-safe operation drives valve to closed position on power failure
- Direct tool-free actuator coupling speeds up installation
- Durable construction suited for long-term commercial service
Specifications
- Valve Size: 1 inch (DN 25)
- Valve Pattern: 2-way
- Flow Capacity: Cv 8.2
- Power Supply: AC/DC 100…240 V
- Control Type: On/Off
- Normal State: Normally Closed
- Fail-Safe Position: Closed
Applications
- On/Off hydronic zone control in commercial HVAC systems
- Hot water and chilled water coil control in unit ventilators and fan coils


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