Overview
The Belimo Z2100QPF-K+CQKB24-LL is a 1-inch, 2-way ZoneTight Quick Control Valve (QCV) system featuring press-fit connections and an electronic fail-safe actuator. Designed as normally open, it ensures the valve returns to the open position upon power interruption.
Features
- Electronic fail-safe mechanism ensures reliable open position on power loss
- Press-fit connections enable quick and tool-free valve installation
- Low-voltage AC/DC 24 V operation with On/Off control
- Space-saving profile for restricted installation areas
Specifications
- Valve Size: 1″
- Connection Type: Press Fit
- Valve Type: 2-way
- Flow Coefficient: Cv 8.2
- Control Signal: On/Off
- Nominal Voltage: AC/DC 24 V
- Fail-Safe Position: Normally Open (Fail-Open)
Applications
- Freeze-protection hydronic systems and perimeter coils
- Fan coil units and unit ventilators in HVAC systems
- Commercial hydronic zone control applications


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