Low Pressure



  • Specially designed sensitive capsule elastic element that expands/contracts with very small changes in pressure

Specifications:

Dial: 2 1/2" (63mm), 4" (100mm), 4 1/2" (115mm) or 6" (150mm) dial
Case:

2 1/2" (63mm) & 4" (100mm) - steel, painted black or stainless steel
4 1/2" (115mm) & 6" (150mm) - cast aluminum, painted black

Lens: 2 1/2" (63mm) - polycarbonate
4" (100mm), 4.5" (115mm) & 6" (150mm) - glass
Ring: 2 1/2" (63mm) & 4" (100mm) - steel
4.5" (115mm) & 6" (150mm) - aluminum
Pointer: Aluminum, anodized black
Wetted Parts: Brass or 316 stainless steel
Connection: 1/4" NPT, bottom or back
Accuracy: 1% accuracy, ANSI/ASME Grade 1A
Other:

Restrictor screw
Recalibrator standard on stainless steel internal gauges

Applications:

  • For the measurement of low pressures of liquids and gases. Ideal for air flow indicators, liquid level indicators and draft gauges.


How to order: Specify product code

Product Codes

Dial Size

2.5" (63mm)

4" (100mm)

4.5" (115mm)

6" (150mm)

Case Material

Steel

St/St

Steel

St/St

Steel

Aluminum

Aluminum

Aluminum

Connection

Bottom

Centre Back

Bottom

Bottom

Centre Back

Bottom

Centre Back

Bottom

NPT Connection

1/4"

1/4"

1/4"

1/4"

1/4"

1/4"

1/4"

1/4"

Movement socket, bellows

Brass

Brass

St/St

Brass

St/St

Brass

St/St

Brass

St/St

Brass

St/St

Brass

St/St

Brass

St/St

0-15" water vac.

P300V

P340V

P350V

P310V

P4200V

P4230V

P4240V

P4250V

P4260V

P4290V

P4300V

P4310V

P4320V

*

*

0-32" water vac.

P301V

P341V

P351V

P311V

P4201V

P4231V

P4241V

P4251V

P4261V

P4291V

P4301V

P4311V

P4321V

*

*

0-55" water vac.

P302V

P342V

P352V

P312V

P4202V

P4232V

P4242V

P4252V

P4262V

P4292V

P4302V

P4312V

P4322V

*

*

0-100" water vac.

P304V

P343V

P353V

P313V

P4203V

P4233V

P4243V

P4253V

P4263V

P4293V

P4303V

P4313V

P4323V

*

*

0-200" water vac.
P303V
*
*
*
*
*
*
*
*
*
*
*
*
*
*

0-15" Water/oz

P300

P340

P350

P310

P4200

P4230

P4240

P4250

P4260

P4290

P4300

P4310

P4320

*

P4360

0-32" Water/oz

P301

P341

P351

P311

P4201

P4231

P4241

P4251

P4261

P4291

P4301

P4311

P4321

P4351

P4361

0-55" Water/oz

P302

P342

P352

P312

P4202

P4232

P4242

P4252

P4262

P4292

P4302

P4312

P4322

*

*

0-100" Water/oz

P304

P343

P353

P313

P4203

P4233

P4243

P4253

P4263

P4293

P4303

P4313

P4323

P4353

P4363

0-200" Water/oz

P303

P346

P356

P316

P4206

P4236

P4246

P4256

P4266

P4296

P4306

P4316

P4326

*

*

0-5 psi/kPa

P305

P344

P354

P314

P4204

P4234

P4244

P4254

P4264

P4294

P4304

P4314

P4324

P4354

P4364

0-10 psi/kPa

P306

P345

P355

P315

P4205

P4235

P4245

P4255

P4265

P4295

P4305

P4315

P4325

P4355

P4365

Other ranges available upon request.

Other connection sizes available upon request.

Options:

UC = U-clamp (2 1/2"(63mm) only)

LPFF = Front flange (4"(100mm) and 41/2"(115mm) only)

Phenolic case available on 4 1/2"st/st (115mm) dial

LPFF6 = 6"(150mm) Front flange.

LPBF = Back flange (all sizes)

Low Pressure Pressure Gauge