High Pressure Regulators
High Pressure Fluid Regulators for Precise Control
Manual or air-operated pressure regulators keep your system running longer
For a balanced fluid system, pressure control is essential. Graco provides a wide selection of fluid pressure regulators to keep your system functioning more productively by providing rugged, precise pressure regulation.
Features :
- Compatible with catalyst and waterborne materials
- Manual or air-operated
- Tungsten and carbide materials to resist wear
- Valve cartridge for quick cleaning and replacement
- Compact and lightweight – perfect for spray packages
Specifications :
| Fluid Pressure Regulators | |
| Model 238890spring operated, with fluid pressure gauge, Model 238889spring operated, with EZ Flush plug | |
| Maximum fluid inlet pressure |
41 MPa, 414 bar
|
| Regulated fluid outlet pressure |
3.4–21 MPa, 34–207 bar
|
| Maximum inbound air pressure |
––
|
| Fluid inlet/outlet |
3/8 npt(f)
|
| Gauge port size |
1/4 npt(f)
|
| Fluid pressure gauge (Models 238890, 238892, and 238894) |
0–21 MPa, 0–207 bar
|
| Maximum flow (in 65 cp material) |
7.6 lpm
|
| Maximum fluid viscosity |
up to 15,000 cp
|
| Maximum operating temperature |
50°C
|
| Weight (with gauge) |
3.2 kg
|
| Fluid diaphragms |
PTFE with TPE
|
| Wetted parts |
304, 316, 17–4 passivated SST, nickel– and cobalt–bound tungsten carbide, PTFE for all models; ceramic for model 248090, 244734, and 255072 only.
|
| Adjustment tool (spring-operated) |
6 mm hex wrench
|
| Model 238892spring operated, with fluid pressure gauge, Model 238891spring operated, with EZ Flush plug | |
| Maximum fluid inlet pressure |
41 MPa, 414 bar
|
| Regulated fluid outlet pressure |
21–34 MPa, 207–345 bar
|
| Maximum inbound air pressure |
––
|
| Fluid inlet/outlet |
3/8 npt(f)
|
| Gauge port size |
1/4 npt(f)
|
| Fluid pressure gauge (Models 238890, 238892, and 238894) |
0–34 MPa, 0–345 bar
|
| Maximum flow (in 65 cp material) |
7.6 lpm
|
| Maximum fluid viscosity |
up to 15,000 cp
|
| Maximum operating temperature |
50°C
|
| Weight (with gauge) |
3.2 kg
|
| Fluid diaphragms |
PTFE with TPE
|
| Wetted parts |
304, 316, 17–4 passivated SST, nickel– and cobalt–bound tungsten carbide, PTFE for all models; ceramic for model 248090, 244734, and 255072 only.
|
| Adjustment tool (spring-operated |
6 mm hex wrench
|
| Models 238894, 248090, and 255072, Model 238893air operated, with EZ Flush plug | |
| Maximum fluid inlet pressure |
41 MPa, 414 bar
|
| Regulated fluid outlet pressure |
3.4–28 MPa, 34–276 bar
|
| Maximum inbound air pressure |
0.7 MPa, 7 bar
|
| Fluid inlet/outlet |
3/8 npt(f) 1/2 npt(f) for 248090
|
| Gauge port size |
1/4 npt(f)
|
| Fluid pressure gauge (Models 238890, 238892, and 238894) |
0–34 MPa, 0–345 bar
|
| Maximum flow (in 65 cp material) |
7.6 lpm
|
| Maximum fluid viscosity |
up to 15,000 cp
|
| Maximum operating temperature |
50°C
|
| Weight (with gauge) |
5.3 kg
|
| Fluid diaphragms |
PTFE with TPE
|
| Wetted parts |
304, 316, 17–4 passivated SST, nickel– and cobalt–bound tungsten carbide, PTFE for all models; ceramic for model 248090, 244734, and 255072 only.
|
| Adjustment tool (spring-operated |
—
|
| Model 244734 air operated, with pressure sensor ports | |
| Maximum fluid inlet pressure |
41 MPa, 414 bar
|
| Regulated fluid outlet pressure |
3.4–28 MPa, 34–276 bar
|
| Maximum inbound air pressure |
0.7 MPa, 7 bar
|
| Fluid inlet/outlet |
1/2 npt(f)
|
| Gauge port size |
1/4 npt(f)
|
| Fluid pressure gauge (Models 238890, 238892, and 238894) |
—
|
| Maximum flow (in 65 cp material) |
7.6 lpm
|
| Maximum fluid viscosity |
up to 15,000 cp
|
| Maximum operating temperature |
50°C
|
| Weight (with gauge) |
5.3 kg
|
| Fluid diaphragms |
PTFE with TPE
|
| Wetted parts (all |
304, 316, 17–4 passivated SST, nickel– and cobalt–bound tungsten carbide, PTFE for all models; ceramic for model 248090, 244734, and 255072 only.
|
| Adjustment tool (spring-operated |
—
|
| Low Pressure Fluid Regulator | |
|
Metric
|
|
| Maximum Fluid Inlet Pressure (Fluid Pressure Regulators) |
233814, 234260: 2600 psi (18 MPa, 180 bar) 233760, 233767, 233768, 233769, 233770, 233813, 234259, 234264, 234265, 234266, 234270, and 234271: 5000 psi (36 MPa, 360 bar)
|
| Maximum Permanent Supply Pressure (Back Pressure Regulators) |
233771, 234268: 2500 psi (17 MPa, 170 bar) 233772, 234269: 3400 psi (23.5 MPa, 235 bar)
|
| Pressure Range |
233760, 234266: 70-900 psi (0.5-6 MPa, 5-60 bar) 233767, 233772, 234264, 234269: 1300-3000 psi (9-20 MPa, 90-200 bar) 233768, 234265: 1300-4000 psi (9-27 MPa, 90-270 bar) 233769, 234270: 300-2000 psi (2-15 MPa, 20-150 bar) 233770, 234271: 600-4600 psi (4-32 MPa, 40-320 bar) 233771, 233814, 234268, 234260: 600-1500 psi (4-10 MPa, 40-100 bar) 233813, 234259: 600-3600 psi (4-25 MPa, 40-250 bar)
|
| Maximum Operating Air Pressure (Pneumatic Regulators Only) |
233760, 233770, 233813, 234259, 234266, 234271: : 85 psi (0.6 MPa, 6 bar) 233769, 234270: 75 psi (0.5 MPa, 5 bar)
|
| Maximum Flow Rate |
See chart in instruction manual
|
| Temperature Range |
233767, 233768, 233771, 233772, 233813, 233814, 234259, 234260, 234264, 234265, 234268, 234269: 32-194°F (0-90°C) 233760, 233769, 233770, 234266, 234270, 234271: 50-176°F (10-80°C)
|
| Fluid inlet and outlet |
233767, 233768, 233771, 233772, 233813, 233814, : 3/8 BSPP(F) 234259, 234260, 234264, 234265, 234268, 234269: 3/8 npt(F) 233760, 233769, 233770: 3/4 BSPP(F) 234266, 234270, 234271: 3/4 npt(F)
|
| Air inlet |
233760, 233769, 233770, 233813: 1/4 BSPP(F) 234259, 234266, 234270, 234271: 1/4 npt(M)
|
| *Gauge port |
233760, 233769, 233770, 234266, 234270, 234271: 1/4 BSPP(F)
|
| Wetted Parts |
233767, 233768, 233771, 233772, 233813, 233814, 234259, 234260, 234264, 234265, 234268, 234269: Stainless steel, tungsten carbide, PTFE, chemically resistant fluoroelastomer 233760, 233769, 233770, 234266, 234270, 234271: UHMWPE, Stainless steel, acetal, tungsten carbide, PTFE, chemically resistant fluoroelastomer
|
| * Accessory gauges available. | |
