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Z2050Q-J+CQKB24-SR-LL | Belimo | Control Valves
Zone Valve, 2-Way, 1/2 in, Equal Percentage Flow, Quick Connect Connection, 5.9 CV, 75 psi Close-Off Pressure, Chrome Plated Brass Trim, Electric Actuator,24 V, Spring Return, Normally Open, Fail Open, Modulating, 2-10 VDC includes 22 GA Plenum Cable 3ft, with 1/2 in NPT Conduit Connector
Brand:Belimo
MPN:Z2050Q-J+CQKB24-SR-LL
SKU:Z2050Q-J+CQKB24-SR-LL
product specifications
Actuator Series
CQK
Agency Listings
cULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02, CE acc. to 2004/108/EC and 2006/95/EC
Ambient Temperature Range
35 to 104 °F (1.7 to 40 °C)
Angle of Rotation
90°
Application Type
Water
Ball
chrome plated brass
Body
forged brass
Connection
NPT
Controllable Flow Range
75°
Cv
5.9 CV
Electrical Connection
3 ft 1 m, 18 GA plenum cable with 1/2” conduit connector
End Fitting
NPT female ends
Fail-Safe
Spring Return
Fitting Actuator
CQKB24-SR-LL
Fitting Valve
Z2050Q-J
Flow Characteristic Type
Equal Percentage
Housing
NEMA 2
Humidity
5 to 95% RH non-condensing
Leakage
0%
Position Indication
pointer
Power Consumption Holding
0.5 W
Power Consumption Running
2.5 W
Power Supply
24 VAC ± 20%, 50/60 Hz
Power Supply Type
24V
Quality Standard
ISO 9001
Running Time
75 seconds
Seat
Teflon® PTFE
Service
chilled, hot water, up to 60% glycol
Servicing
maintenance free
Stem
brass
Storage Temperature Range
-40 to 176 °F (-40 to 80 °C)
Transformer Sizing
5 VA (class 2 power source)
Type
Assembly
Unit of Measure
PC
Pattern
2-way
Trim Material
Brass
Size
1/2 in
Control Signal
Analog
Actuator Type
Electric
Supply Voltage (Nominal)
24 VAC
product series specifications
Valve Specifications:
Size: 1/2", 3/4"
Connections: NPT female ends
Flow Characteristic: Equal percentage (2-way), Linear (3-way)
Leakage: 0%
Maximum Closeoff Pressure: 75 psi
Maximum Pressure Rating: 360 psi
Materials Of Construction: Body: Forged Brass; Ball: Chrome Plated Brass; Stem: Brass; Seats: Teflon® PTFE; O-rings: EPDM (lubricated)
Media Compatibility: Chilled or hot water, 60% Glycol
Media Temperature Range: 36° to 212°F (2° to 100°C)
Actuator Specifications:
Supply Voltage:
CQB24, CQKB24: 24 VAC ± 20%, 50/60 Hz, 24 VDC ± 10%
CQBUP: 100 to 240 VAC +10% / -15%, 50/60 Hz
Supply Current: CQB24: 0.6 VA; CQKB24: 5 VA; CQBUP: 2 VA
Control Type: 3: On/Off, Floating Point; SR: Proportional, 2-10VDC
Manual Override: Use actuator to turn valve stem
Electrical Connection: 3 ft. 1 m cable with O conduit fitting screw terminals
Power Consumption:
CQB24: 0.3 W running, 0.2 W holding
CQKB24: 2.5 W running, 0.5 W holding
CQBUP: 1.0 W running, 0.7 W holding
Operating Temperature: 35° to 104°F (1.7° to 40°C)
Operating Humidity: 5 to 95% RH non condensing
Weight: 0.4 lbs (0.2 Kg) (Assembled)
Approvals : UL File #E6073, CE
Warranty: 5 Years
product series features
- Compact design
- Ball valve design with zero leakage eliminates energy loss
- Self-cleaning ball valve technology provides superior clog resistance
- Field adjustable Cv value to meet your design requirements
- Snap fit valve to actuator
more information & related documents
Series Description
The ultra-compact Belimo ZoneTight® Z2000 Series zone valves lead the way in the new generation of room and zone solutions. The ZoneTight Zone Valves offer up to 95% less power consumption than conventional zone valves. Equipped with a space-saving 2-way or 3-way ball valve and an electronic rotary actuator, the valves have an installation height of just 4.33 inches (11 cm) and offer a number of benefits over conventional pressure dependent control valves.
Kele Description
ZONE VLV ASMBLY, 2-WAY, 1/2 IN, QUICK CONNECT CONNECTION, 5.9 CV, 24V, SR, NO, FAIL OPEN, MOD, 2-10VDC
Manufacturer
Belimo
Belimo_CQ_Quick_Mount Installation Sheet for Zonetight Valves 
