Robertshaw Model VC 210B-BN, 3/4"npt, 3-way action, Diaphragm Control Valve is a molded 10 sq. Inch Buna-N 2-ply Dacron reinforced diaphragm enclosed in a die-cast aluminum housing and frame. The accessible spring adjusting nut provides easy field adjustment of the starting point within the selected spring range. Synthane gaskets located between the bonnet and the actuator frame reduce heat transfer to the diaphragm.
Outstanding Features
Full Ported or Low Flow Designs
Direct and Reverse-Acting Valve Styles 1/2" 3/4" 1"
Molded Diaphragm - Reinforced
"Packless" Stem Seal
Two-Way and Three-Way Valves
Stainless Steel Investment Castings
Designed for the control of water, steam, gas or vacuum
Accessories Available
VC-210 Control Valves are available with the Model P-2 positioner or No. 84589-A2, 110 VAC solenoid valve mounted on the valve and pre-piped to the actuator.
Pneumatic Transducers - Models 443A and 445A / convert DC current signal to a proportional pneumatic signal
Robertshaw has been supplying products to the industrial and HVAC control markets worldwide since 1904. All of their products are manufactured in an ISO 9001 facility located in Maryville, TN. Their product range includes control valves, level control instrumentation, self-actuated temperature regulators, vibration switches and motors and pneumatic control system components.
The Model VC 210B-BN, 3/4"npt, 3-way action is one of many diaphragm control valve configurations. A few of the valve’s outstanding features include: full ported or low flow design; direct/reverse acting valve syles, packless stem seal, two-way and three-way valves. The parts on this valve are plated or specially finished for corrosion resistance type applications.