Belimo Z2075QS-K+CQB24-SR-L : 2-Way 3/4" ZoneTight (QCv), Cv Rating 9.8 (19.6 GPM @ Δ4 psi), Non-Spring Return Actuator, 24VAC/DC, Modulating 2-10VDC Control Signal, Normally Open, 5-Year Warranty
Valve Specifications
| Pattern | 2-way | 
| Cv | 9.8 | 
| Fluid | Chilled or hot water, up to 60% glycol | 
| Body Pressure Rating | 360 psi | 
| Differential pressure Δpmax | 40 kPa | 
| Flow characteristic {Tools} | Equal percentage | 
| End Fitting | Sweat | 
| Trim | Chrome plated brass | 
| Valve Size | 0.75" [20] | 
Actuator Characteristics
| Voltage AC/DC | AC/DC 24 V | 
| Power Consumption (Running) | 0.3 W | 
| Power Consumption (Holding) | 0.3 W | 
| Power Consumption For Wire Sizing | 1 VA | 
| Control Type | 2-10VDC | 
| Protection category | IP40 | 
| Degree Of Protection NEMA | NEMA 2 | 
| Enclosure Type | UL Enclosure Type 2 | 
Data Sheets
| Technical data sheet – Belimo Z2075QS-K+CQB24-SR-L | |
| Installation instructions - CQ ZoneTight | |
| Consultant Specifications | |
| ZoneTight Technical Documentation | 
- Valve Pattern:
 - 2-Way
 - Valve Size:
 - 3/4 Inch
 - Connection Type:
 - Sweat
 - CV Rating:
 - 9.8
 - GPM:
 - 19.6 @ 4 psi
 - Actuator Type:
 - Non Fail-Safe
 - Voltage:
 - 24VAC/DC
 - Control Signal:
 - 2-10VDC
 - Auxillary Switch:
 - None