Catalogue

UNT-PRC001-EN 83
Mechanical Specifications
Control Valve
Material
Body—Forged Brass
Drive Shaft Stem—Chrome-Plated Brass (Modulating) Brass (2-Position)
Seat—Stainless Steel (Modulating)
Ball Plug—Buna N Rubber(2-Position)
Plug—High Temperature Thermoplastic (Modulating)
O-Ring Seals—EPDM Rubber (2-Position)
Actuator—Stainless Steel Base Plate, Aluminum Cover
Temperature
200°F Max.
34°F Min.
Working Pressure
300 psi
Pressure Drop (Close-Off ΔP)
1
2-Way, Two-Position, N.O. = 30 psig
2-Way, Two-Position, N.C. = 30 psig
3-Way, Two-Position, N.O. = 28 psig
3-Way, Two-Position, N.C. = 20 psig
2-Way Modulating = 50 psig
3-Way Modulating = 50 psig
Balance Fitting
Material
Packing Washer—11 Ga. Brass
O-Ring—EPDM Rubber
Stem—Rod Brass
Figure 37. Control valve
1
All valves are available with optional 50 psig (345 kPa).
Figure 38. Balance fitting
Options
UNT-PRC001-EN.book Page 83 Tuesday, May 8, 2012 10:54 AM