DEMA’s direct acting valves are available for 1/8-1/4” pipes, have orifices of 7/64, 1/8 or 3/32”, have br or stainless steel bodies and Buna N, Viton or EPDM seals. With direct acting valves, the stem and plunger embly opens the port of the valve directly and requires no minimum pressure to operate.
401P | 492SM | 424P.2 |
Model No. | Pressure Differential | Body Material | Pipe Size N.P.T. | CV Flow Factor # | GPM @ 60 psi (cv # x √ psi) | |
min/psi | max/psi | |||||
401P | 0 | 150 | Br | 1/4 | .27 | 2.09 |
491S | 0 | 150 | Stainless Steel | 1/8 | .27 | 2.09 |
492S/M | 0 | 150 | Stainless Steel | 1/4 | .27 | 2.09 |
424P.2 | 0 | 125 | Stainless Steel | 1/4 | .30 | 2.32 |