Technical Data

Technical Data

Category

Data

Maximum Fluid Inlet Pressure

233757, 233773, 233774, 233809,

(Fluid Pressure Regulators)

234256, 234263, 234272, 234273 : 580 psi (4000 kPa, 40 bar)

 

233759, 234267: 1015 psi (7000 kPa, 70 bar)

Maximum Permanent Supply Pres-

233758, 233810, 234257, 234262: 145 psi (1000 kPa, 10 bar)

sure (Back Pressure Regulators)

 

 

233811, 233950, 234255, 234261: 290 psi (2000 kPa, 20 bar)

 

233812, 234258: 725 psi (5000 kPa, 50 bar)

Pressure Range

233773, 233809, 234272, 234256: 6-145 psi (40-1000 kPa, 0.4-10 bar)

 

233758, 233774, 233810,

 

234257,234262, 234273 : 15-145 psi (100-1000 kPa, 1-10 bar)

 

233757, 234263: 15-290 psi (100-2000 kPa, 1-20 bar)

 

233811, 233950, 234255, 234261: 29-290 psi (200-2000 kPa, 2-20 bar)

 

233812, 234258: 73-725 psi (500-5000 kPa, 5-50 bar)

 

233759, 234267: 145-725 psi (1000-5000 kPa, 10-50 bar)

Maximum Operating Air Pressure

145 psi (1 MPa, 10 bar)

(Pneumatic Regulators Only)

 

Maximum Flow Rate

See chart on page 21.

Temperature Range

233757, 233758, 233759, 233773, 233774, 233809, 233810, 233811, 233950,

 

234255, 234256, 234261, 234262, 234263, 234273: 32-194°F(0-90°C)

 

233812, 234258: 50-176°F (10-80°C)

Fluid inlet and outlet

233757, 233758, 233759, 233773, 233774,

 

233809, 233810, 233812, 233950: 3/8 in. BSPP(F)

 

234256, 234257, 234258, 234261,

 

234262, 234263, 234267, 234272, 234273: 3/8 in. npt(f)

 

233811: 1 in. BSPP(F)

 

234255: 1 in. npt(f)

Air inlet

233773, 233809, 233810: 1/4 in. BSPP(F)

 

234256, 234257, 234272: 1/4 in. npt(m)

*Gauge port

1/8 in. BSPP(F)

Wetted Parts

Stainless steel, tungsten carbide, PTFE, chemically resistant fluoroelastomer,

 

PEEK (233809 and 234256 only)

* Accessory gauges available.

 

20

309474K

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Graco Inc 233757 important safety instructions Technical Data, Category Data