Product Overview

ManualsBrandsBelimo ManualsCharacterized Control Valves3/4" B2 Series, 2-Way Characterized Control Valve (Nickel Plated Forged Brass Body) - Cv Rating (10.0)

I20711 - Subject to change.

Options TTFX24

120 VAC power supply TTFX120…

❑ Pg 28/34

TTF…TTF…

Note: For TTF/TTR actuators, no weather shield available at this time. Call 800-543-9038

B2…B Two-way Characterized Control Valve, Chrome Plated Brass Ball and Brass Stem

Valve Spring Return Actuator

Model C

Valve On/Off Floating Proportional

# Rating Nominal Size Close-

CCV DN Off

Valve Inches mm psi TTFX24 TTF24-3 TTF24-SR

B207B 0.3 1/2” 15 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B208B 0.46 1/2” 15 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B209B 0.8 1/2” 15 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B210B 1.2 1/2” 15 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B211B 1.9 1/2” 15 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B212B 3.0 1/2” 15 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B213B 4.7 1/2” 15 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B214B 7.4 1/2” 15 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B215B* 10 1/2” 15 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B217B 4.7 3/4” 20 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B218B 7.4 3/4” 20 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B219B 10 3/4” 20 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

B220B* 24 3/4” 20 200 ❑ Pg 28 ❑ Pg 30 ❑ Pg 32

Electrical 3 ft cable, 3 ft cable, 3 ft cable,

Connection 1/2” conduit fitting 1/2” conduit fitting 1/2” conduit fitting

* Models without characterizing discs.

See pg 11 for corrected C

s with piping reduction factor.

B2/B3 Series Characterized Control Valve,

™

Spring Return Actuator

Two-way and Three-way Valves with Chrome Plated Brass Ball and Brass Stem, NPT Female Ends

Service Chilled or hot water, 60% glycol

Flow Characteristic A port equal percentage

B port modified linear for constant flow.

Media Temp Range 0°F to 212°F [-18°C to 100°C]

Ambient Temp Range -22°F to 122°F [-30°C to 50°C]

Maximum differential For characterized A-port

pressure (∆P) 20 psi for typical applications

For full flow versions only (no A-Disc)

On/Off control 150 psi

rating A port as stated in chart

B port is 48% to 70% of A port flow (see page106)

Leakage 0% for A to AB

0.5% to 2.0% B to AB

TTF24-SR

TTF24-3

TTFX24

B3…B Three-way Characterized Control Valve, Chrome Plated Brass Ball and Brass Stem

Valve Spring Return Actuator

Model C

Valve On/Off Floating Proportional

# Rating Nominal Size Close-

CCV DN Off

Valve Inches mm psi TTFX24 TTF24-3 TTF24-SR

B307B 0.3 1/2” 15 200 ❑ Pg 34 ❑ Pg 36 ❑ Pg 38

B308B 0.46 1/2” 15 200 ❑ Pg 34 ❑ Pg 36 ❑ Pg 38

B309B 0.8 1/2” 15 200 ❑ Pg 34 ❑ Pg 36 ❑ Pg 38

B310B 1.2 1/2” 15 200 ❑ Pg 34 ❑ Pg 36 ❑ Pg 38

B311B 1.9 1/2” 15 200 ❑ Pg 34 ❑ Pg 36 ❑ Pg 38

B312B 3.0 1/2” 15 200 ❑ Pg 34 ❑ Pg 36 ❑ Pg 38

B313B 4.7 1/2” 15 200 ❑ Pg 34 ❑ Pg 36 ❑ Pg 38

B315B* 10 1/2” 15 200 ❑ Pg 34 ❑ Pg 36 ❑ Pg 38

B317B 4.7 3/4” 20 200 ❑ Pg 34 ❑ Pg 36 ❑ Pg 38

B318B 7.4 3/4” 20 200 ❑ Pg 34 ❑ Pg 36 ❑ Pg 38

B320B* 24 3/4” 20 200 ❑ Pg 34 ❑ Pg 36 ❑ Pg 38