Alicat Scientific P Specifications

Technical Data for P-Series Pressure Gauges

Alicat‘s P-Series pressure gauges accurately and rapidly measure the absolute pressure,

gauge pressure or di󰀨erential pressure of process gases and liquids.

www.alicat.com/pressure

Standard Specications (Contact Alicat for available options.)

Performance P-Series Gauges

Consult Factory (when ranged < 2 inH2O)

Standard Accuracy

High Accuracy Option ± 0.125% (≥ 1 psi)

Repeatability ± 0.08% Full Scale

Zero Shift and Span Shift 0.02% Full Scale / ºC

Operating Range / Turndown Ratio 0.5% to 100% Full Scale / 200:1 Turndown

Excess Pressure 128% Full Scale Measurable

Burst Pressure 3 X Full Scale (1.5 X Full Scale for ranges >500 psi)

Typical Response Time

Warm-up Time < 1 Second

1. Volumes, feed pressures, exhaust pressures and line sizing will determine the limits of response times.

Operating Conditions P-Series Gauges

Gas Compatibility

Operating Temperature -10 to +60 ºCelsius

Common Mode Pressure

(Di󰀨erential Pressure Units Only)

Mounting Attitude Sensitivity None

Ingress Protection IP40

Wetted Materials

1. For aggressive gases, please see our PS-Series pressure gauges. For use with water or other liquids please contact Alicat.

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For pressures under 300 psi: 303 & 302 Stainless Steel, Viton®, Heat Cured Silicone Rubber, Glass

Reinforced Polyphenylene Sulde, Heat Cured Epoxy, Aluminum, Gold, Silicon, Glass.

For pressures 300 psi and higher: 303 & 316L stainless steel, Viton®.

If your application demands a di󰀨erent material, please contact Alicat.

± 0.30% Full Scale (2 inH2O)

± 0.25% (≥ 1 psi)

5 ms (Adjustable)

Compatible with all non-corrosive gases

200 psig

1

Tel: [phone]

Communication / Power P-Series Gauges

Monochrome LCD or Color TFT Display

Optional Secondary Analog Output Signal

1. The Digital Output Signal communicates Pressure

2. The Analog Output Signal and Optional Secondary Analog Output Signal communicate Pressure.

with integrated touchpad

Digital Communications Options

Analog Signal2 Options

Electrical Connection Options 8 pin Mini-DIN, 9 pin D-sub (DB9), 15 pin D-sub (DB15), 6 pin locking, 8 pin M12

Supply Voltage 7-30 Vdc (15-30 Vdc for 4-20 mA outputs)

Supply Current 0.040 Amp

1

2

RS-232 Serial, RS-485 Serial, DeviceNet, EtherCAT, EtherNet/IP,

Modbus RTU, Modbus TCP/IP, PROFIBUS

0-5 Vdc / 1-5 Vdc / 0-10 Vdc / 4-20 mA

0-5 Vdc / 1-5 Vdc / 0-10 Vdc / 4-20 mA

Displays Pressure

Range Specic Specications

Pressure Product Mechanical Dimensions

P Series Gauges 4.1”H x 2.4”W x 1.1”D 1/8” NPT Female

1. See drawings for metric equivalents.

2. Compatible with Swagelok® tube, Parker®, face seal, push connect and compression adapter ttings. VCR and SAE connections upon request.

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Process Connections

Standard Available Ranges

P-Series Gauges

-15 psig to 0 psig

2 inH2OD 2 inH2OG

1 psid 1 psig

5 psid 5 psig

15 psid 15 psig 15 psia

30 psid 30 psig 30 psia

100 psid 100 psig 100 psia

500 psig 500 psia

1000 psig 1000 psia

1500 psig 1500 psia

2000 psig 2000 psia

3000 psig 3000 psia

Other ranges available. Please contact Alicat.

Absolute Gauge Dierential Notes

PaA PaG PaD pascal
hPaA hPaG hPaD hectopascal
kPaA kPaG kPaD kilopascal

MPaA MPaG MPaD megapascal

mbarA mbarG mbarD millibar

barA barG barD bar

g/cm2A g/cm2G g/cm2D gram force per square centimeter
kg/cmA kg/cmG kg/cmD kilogram force per square centimeter

psia psig psid pound force per square inch

psfa psfg psfd pound force per square foot

mTorrA mTorrG mTorrD millitorr

torrA torrG torrD torr

mmHgA mmHgG mmHgD millimeter of mercury at 0 C

inHgA inHgG inHgD inch of mercury at 0 C
mmH2OA mmH2OG mmH2OD millimeter of water at 4 C (NIST conventional)
mmH2OA mmH2OG mmH2OD millimeter of water at 60 C

cmH2OA cmH2OG cmH2OD centimeter of water at 4 C (NIST conventional)
cmH2OA cmH2OG cmH2OD centimeter of water at 60 C

inH2OA inH2OG inH2OD inch of water at 4 C (NIST conventional)
inH2OA inH2OG inH2OD inch of water at 60 C

atm atmosphere

m asl meter above sea level (only in /ALT builds)

ft asl foot above sea level (only in /ALT builds)

* Note that only units appropriate to your device will be available for selection.

Available Units*

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DOC-SPECS-PGAUGES Rev.6 1 May 22, 2018

P Series
All standard ranges

26.67mm

1.050in

Tel: [phone]

www.alicat.com/pressure

103.30mm

4.067in

8.89mm
.350in

13.34mm
.525in

1/8 NPT

Both Sides

8.89mm2X 8-32 UNC .350in

60.33mm

2.375in

56.52mm

2.225in

3.81mm
.150in

P Series approximate shipping weight: 1.0lb

8.89mm
.350in

13.34mm
.525in

3.18mm
.125in

23.50mm
.925in

DOC-SPECS-PGAUGES Rev.6 2 May 22, 2018