The Bell & Gossett Circuit Setter calibrated balance valve is a precision machined triple purpose balancing instrument. It is precisely calibrated for use as a presettable balance valve, variable orifice flow meter and positive shut-off service valve. Valves are furnished with a calibrated nameplate and memory stop indicator which permits the value to be preset to a fixed open position and then closed for service without disturbing valve setting. Valves are equipped with capped readout valves fitted with internal check valves. Sizes 2-1/2 to 4 in (brass ball) include a 1/4 in NPT tapped and plugged drain port as standard.
Bell & Gossett, 117116, Balance Valve, Calibrated, 2-1/2 in Nominal, Flanged End Style, 175 psig Pressure, 250 deg F, 6-9/16 in Inlet to Outlet Length, Cast Iron Body, EPDM Trim, Glass/Carbon Filled TFE Seat Ring Softgoods
- Valves to be designed to allow installing contractor to pre-set balance points for proportional system balance prior to system start-up in accordance with pre-set balance schedule
- Valves shall be of heavy-duty cast iron {flanged} construction with 125 psi ANSI flange connections suitable up to 175 psi working pressure
- Model CB-2-1/2F