Instrumentation
Pressure Regulators
Pilot Controlled Regulator – Compact 11R
Pilot Controlled Regulator - Hi-Flow P3NR
1/4", 3/8", 1/2" - Basic 3/8" Body 3/4", 1", 1-1/2" - Basic 1" Body
Pilot controlled regulators can be  Port blocks (PB) available to provide 
mounted “out of reach” with pilot  1-1/2" port extension to 1" ported 
regulator installed in a convenient bodies.
location. Pressure & Temperature  0 to 250 PSIG (0 to 17.2 bar)
Rating – 0 to 250 PSIG (0 to 17.2 bar) 32°F to 175°F (0°C to 80°C)
32°F to 175°F (0°C to 80°C) Weight –
Weight - 1.3 lb. (0.58 kg.) 3/4" -- 1.5 kg; 1" --1.5 kg; 
Body & Pilot Cap -- Zinc 1-1/2" -- 2.0 kg.
Regulator – Relieving 51R Regulator – Relieving  52R
1/4" – Basic 1/4" Body. 1/4",3/8",1/2",3/4" – Basic 1/2" Body
Pressure reference indicating dial  Balanced poppet design.
face. Non-rising, pressure-adjustment  High-relief flow (3/16" relief orifice).
dial. Recommended for pilot-air  Flow capacity: 1/4" – 117 SCFM;
applications. 1/2" – 195 SCFM;
Flow capacity: 1/4" – 0.7 SCFM* 3/8" – 180 SCFM;
Maximum Primary Pressure  300 PSIG  3/4" – 220 SCFM;
Temperature Rating 32°F to 150°F Maximum Primary Pressure  300 PSIG 
Weight -- 1.3 lb. (0.5 kg) Temperature Rating 32°F to 150°F