Circuit setters heating specialties heating supplies. Npt and sweat style circuit setter balance valves are equipped with 14 npt plugged drain port. Model cb, cbs, cbf, cb g flow charts for hydronic balancing. If more than one branch circuit is used, start the balance procedure by reading all of the flows to the units in a branch. Select the circuit setter with the lowest proportional flow rate.
To see pricing and availability for this product, create an account. This circuit setter is left in the full open position. Every other circuit setter in the branch is then reset to the same proportional flow rate. It is precisely calibrated for use as a presettable balance valve, variable orifice flow meter and positive shutoff service valve for low flow applications. Leadfree circuit setter plus calibrated balance valves a549lfpe contains less than 0. The circuit sentry flo setter ii valves are easy to install and maintain set flow rates even when installed next to a pipe bend or fitting. Calculate the ratio of the actual flow to the design flow for each unit in the branch. Circuit setter balance valve is shown under the degree of closure hairline in the red section of the calculator for the appropriate size circuit setter. Submitted by approved by circuit setter submittal a547b date date date calibrated balance valves with flanged and grooved connections construction sizes 2121 body.
Merg produces a range of kits, for selfassembly, offering a wide range of functionality. The valve features an adjustment knob with memory stop indicator for settings as well as readout ports which allows a readout meter to be attached, in turn displaying feet of water. Integrated circuits are the little black chips, found all over embedded electronics. An ic is a collection of electronic components resistors, transistors, capacitors, etc. It is precisely calibrated for use as a presettable balance valve, variable.
Austin avenue, morton grove, il 60053 phone 8479663700 facsimile 8479669052. A f c b e d circuit setter plus leadfree brass 12 3 flanged grooved 4 12 a h c b g flanged ball style 2 12 4 2 a c b h e g. Field adjustability for precise control when and where you need it. Using a circuit setter calculator allows the user to plot and preset the valve to various settings while figuring in head. The circuit setter model rf calibrated balance valve is designed specifically for preset or proportional system balance for use with terminal and fan coil units. Open fully all circuit setters on a single pump system. Bell gossett flow balancing products balance valves flow. Cb12, cb12s, cb34, cb34s, cb1, cb1s, cb1 14, cb1 14s, cb1 12, cb1 12s, cb2, cb2s, cb2 12, cb2 12s, cb3, cb3f, cb4, cb4f, cb4g, cb5f, cb5g, cb6f, cb6g, cb8f, cb8g, cb10f, cb10g, cb12f, cb12g, water balance, curve, and, bell & gossett. After all, its easy enough for the engineer to determine the pressure drop through each circuit by using the system syzer and come up with the correct setting for the circuit setter so the flow is automatically balanced and the last circuit setter is wide open. We serve the hvac industry with worldclass fluid handling products. The 2 series balancing valve accurately sets the flow rate of heating and cooling transfer fluid supplied to fan coils and terminal units or where flow balancing is required in solar thermal systems.
Piping symbol legend circulator w isolation flanges gate valve globe valve circuit setter manual 3way valve pressure gauge float type air vent heat exchanger diaphragmtype expansion tank swingcheck valve flowcheck valve springloaded check valve hose bib boiler drain trv straight trv angle zone valve pressure reducing valve diff. Circuit setter plus calibrated balance valves xylem. Leadfree circuit setter plus calibrated balance valves a549lfpc contains less than 0. We discussed how to use the system syzer in part 3 of this hydronic balancing series. Here you can find popular models manufactured by bell and gossett, caleffi, macon balancing, and taco.
Industrial electrical free delivery possible on eligible purchases. Redesigned obsolete use part number 117470 more info. Content for specifying engineers, oem, plumbing contractors and building managers. Balancing valves circuit setter balance valves circuit. Contractors can earn points for purchases of this product through the contractor rewards program. Why choose a manual balancing valve over a circuit setter. It is precisely calibrated for use as a presettable balance valve, variable orifice flow meter and positive shutoff service valve. Keeping a balanced water system ensures optimum heating or. Taco is a manufacturer of hydronic systems and equipment for residential, light commercial, industrial and oem markets. These kits are one of the key reasons that people join merg only members can purchase them. Circuit setter balancing valves offer positive shutoff, a memory stop indicator, and integral, valved readout ports. Address 4101 36th avenue, long island city, ny 11101. Flow balancing products xylem applied water systems. As of may 4th, all operations will be conducted out of our building at 5255 east river road, suite 206, minneapolis, mn 55421.
Circuit setter plus calibrated balance valve\r performance characteristics. This category contains a variety of circuit setter balance valves and other balancing valves with sizes ranging from 12 to 12. It is well known, however, that each time any one circuit balance valve is adjusted, flow. Circuit setter type devices typically add ten feet or more. This series of units adds ten feet and many times 15 feet or more to the pump head. Circuit setter balance valves are bidirectional valves and can be installed in most attitudes. Bell gossett flow balancing products balance valves. Designed specifically for preset or proportional system balance for use with terminal or fancoil units. The valve is designed for flow limitingstyle balancing of both hvac cooling and heating circuits. Well have it back up and running as soon as possible.
Using the mechanical engineers design drawings, the balancing contractor carefully adjusts each balancing valve throughout the hvac system to ensure the. Site includes information for hvac designers, engineers, plumbing contractors and consumers. Adjust the circuit setter by turning the red knob by hand on sizes 12 thru 1, or by placing a wrench on the wrench flats provided on. Ball valve construction allows accuflo to function reliably both as a balancing valve and suitable for shutoff service in closed hot or cold water systems. The kits come with clear and detailed instructions and the merg membership provides unrivalled support. Its ductile iron body is rated to 175 psi and 250f. The flo setter ii is the only pressure independent flow limiting valve that offers a gpm. Model cb, cbs, cbf, cb g flow charts for hydronic balancing tags. The circuit setter requires manual devices on the coil, branch, riser and main.
Circuit sentry xylem applied water systems united states. After all branches have been proportionately balanced, measure the full open flows on the circuit setters. Taco sweat hydronic balancing valve acuf100ac2 ferguson. The best way to fix this is to install a balancing valve or circuit setter in the secondary loop to reduce the flow back down to 120 gpm. Lead free 117416lf 1 npt cb1 circuit setter balance valve, lead free. Leadfree circuit setter plus calibrated balance valves a549lfpd contains less than 0. Circuit balancing valves 2inch to 12inch armstrong. Alain jackinsky, erick ibiza, andre grossi, preeda tony, herric pu. Designed, manufactured and tested to provide cost savings advantages of preset proportional balance. Fall objects hazard eyebolts or lifting lugs, if provided, are for lifting only the components to which they are attached.
If there are additional branches, repeat the steps in 3, 4 and 5 for each branch. Then you need to get the manufactures numbers and it will tell gpm. Ivan gomez, nacho chapado, adrian dalera, louis t, taki. The easy to read gallons per minute scale on the lockable handle ensures that the flow setting is simple and user friendly while the integral pt plugs allow verification of required differential pressure. Flow measurement function independent of stem and ball position. The circuit setter plus and circuit setter plus rf can provide the perfect balancing solutions for your potable water system. The armstrong circuit balancing valves cbv provide precise flow control through multiturn range adjustment and globe valve design. Using a circuit setter calculator allows the user to plot and preset the valve to various settings while figuring in head loss versus flow. Each unit coil should have its own circuit setter for flow balancing. Geothermal and fire protection products balancing valves. These valves are designed to provide optimum system flow balance at minimum pump operating horsepower. Bell gossett flow balancing products balance valves kits. Control flows independent of fluctuating system pressures pressure independent valves only.