Mid-West Instrument
Sterling Heights, MI 48314
Jun 10, 2008 With weatherproof construction that includes 4½ in. dial and shatter resistant lens, Model 220 is available with loop powered 8-28 Vdc 2-wire 4-20 mA transmitter option. Piston operated unit has pressure containing elements of aluminum or 316 SS with 316 SS and ceramic terminals. Safe working pressure is 4,000 psig, with differential ranges available from 0-5 to 0-100 psid. Transmitter accuracy is ±2% from 20-100% FS, indicator accuracy is ±2% independent of transmitter.

Mid-West Instrument
Sterling Heights, MI 48314
Jun 10, 2008 Model 240 offers loop powered 8-28 Vdc 2-wire transmitter using CSA, UL, and ATEX rated sensor. Diaphragm operated unit provides total separation of high and low pressure by means of convoluted elastomer diaphragm. Pressure containing elements are available in aluminum or 316 SS, and safe working pressure is 1,500 psig. Differential pressure ranges from 0-20 in. H20 to 0-100 psid are available. Gauge fronts have 4½ in. dials with shatter resistant lens.

Ashcroft Inc.
Stratford, CT 06614-5145
May 29, 2008 Ashcroft® digital pressure gauges incorporate backlit LCD, selectable engineering units, and min/max recall to eliminate need for several different instruments. Commercial Type D1005PS is 2 ½ in. gauge with ±0.5% FS accuracy, while industrial Types 2074, 2174, and 2274 are 3 and 4 ½ in. gauges rated at ±0.25% FS and available with 4-20 mA output as well as on-board SPDT switches. Type 2089 test gauge (3 in.) features ±0.05% FS accuracy and 5 full-digit display.

Dwyer Instruments, Inc.
Michigan City, IN 46361 0373
Apr 07, 2008 Series SG3A Sanitary Pressure Gage is available with 2, 2½, 3½ , or 4 in. dials with accuracy of 1.5% and 2% depending on range. Dials are available for vacuum, compound, and positive pressure applications and ¾, 1½, or 2 in. sanitary connection fittings create process connection and can be mounted on either back or bottom of dial. Gauge can also include food-grade Glycerin in dial to reduce inaccuracies caused by vibration to dial indicator.

Dwyer Instruments, Inc.
Michigan City, IN 46361 0373
Mar 26, 2008 Series PTGA is suited for measuring pressure drop across filters and strainers, as well as pump performance testing and heat exchanger pressure drop monitoring. Unit offers piston sensing element that provides differential pressure ranges from 0-150 through 0-400 psid with ASME Grade B accuracy. Constructed from aluminum or 316 SS and available with two ¼ in. FNPT end connections, Series PTGA provides over-range protection to 5,000 psig.

Dwyer Instruments, Inc.
Michigan City, IN 46361 0373
Mar 26, 2008 Combining aluminum or 316 stainless steel construction with weather- and corrosion-resistant gauge front and shatter-resistant lens, Series PTGB is suited for measuring pressure drop across filters, strainers, and heat exchangers as well as pump performance testing. Piston-sensing element provides differential pressure from 0-10 to 0-110 PSID with ASME Grade B accuracy. Gage is available with two ¼ in. female NPT back or end connections.

Dwyer Instruments, Inc.
Michigan City, IN 46361 0373
Mar 26, 2008 Utilizing piston-sensing element, Series PTGC provides differential pressure ranges from 0-10 to 0-110 psid. Unit possesses weather- and corrosion-resistant front and shatter-resistant lens. Constructed from aluminum with 316 SS internal materials, gage features two ¼ in. FNPT end connections and provides over-range protection to 5,000 psig. Gage is suited for measuring pressure drop across filters and strainers, as well as pump performance testing and heat exchanger pressure drop monitoring.

Crystal Engineering
San Luis Obispo, CA 93403
Dec 05, 2007 Intrinsically safe and ATEX certified, wet/wet Model XP2i-DP features burst disc that protects sensor from over-pressure on low side connection. Digital gauge provides datalogging capabilities and can be programmed for custom engineering units. Available in panel mounting and portable configurations, unit is tested and calibrated inside environmental test chambers using computer-controlled pressure controllers.

WIKA Instrument Corporation
Lawrenceville, GA 30043
Nov 14, 2007 Supplied in stainless steel housing, DG-10 suits applications requiring local, battery-operated measurement and display instrument. Standard (DG-10-S) and enhanced (DG-10-E) versions include multifunction LCD with bar graph, featuring drag pointer function and min/max memory. Both use AA battery power and let users switch between international measurement units. Enhanced version includes backlit display and rotate-able housing as well as various user-programmable functions.

Omega Engineering, Inc. - omega.com
Stamford, CT 06907-0047
Nov 09, 2007 Respectively accurate to 0.10% or 0.25% of span, DPG7010 and DPG7025 are temperature-corrected from 0 to +150°F and incorporate 5-digit, 0.66 in. high, backlit LCD with percent-of-reading bar graph. Design carries NEMA-4 rating and features stainless steel wetted parts, cover, and 3 in. case. User-configurable options include 12 selectable units of measure, 7 languages, and password-protected calibration and disable functions.

Televac/ETI
Huntington Valley, PA 19006
Nov 08, 2007 Utilizing double inverted magnetron sensor technology, Self-Start 7FCS Cleanable UHV Cold Cathode Gauge offers vacuum measurement range of 1 x 10^-2 to 1 x 10^-11 Torr. Thermonic emitter can be ignited when vacuum system is pumped below 10^-7 Torr or power outage occurs and creates environment needed for plasma discharge to take place, enabling gauge to restart. Model MC300 and multichannel MM200 vacuum measurement instruments allow operation of gauge.

Dwyer Instruments, Inc.
Michigan City, IN 46361 0373
Nov 01, 2007 Featuring corrosion-resistant ABS case and heat-resistant polycarbonate push-in window, 35W Series possesses psi scale with ±3-2-3% ASME B 40.1 Grade B accuracy. Pressure range of 0-300 psi is used on wet systems where water is available to sprinkler heads, while 0-80 retard to 250 psi pressure range is used on dry systems where lines are filled with air pressure until activation. Operating from -40 to 150°F, 3.5 in. gages include brass socket with C-shaped bronze Bourdon tube.

Martel Electronics
Londonderry, NH 03053
Sep 11, 2007 Along with temperature-compensated accuracy over 0 to +50°C range, BetaGauge PIR Reference Class gauge features internal temperature sensor measurement and menu-driven display. Pressure readings are displayed in 18 different standard engineering units or user-defined custom units on 5½-digit, 0.65 in. high digital display and companion percent-of-range bar graph. Gauge has 6 ranges - 30 psi compound, 30, 100, 500, 1,000, and 3,000 psig - and offers reading accuracy to ±0.04%.

Orange Research, Inc.
Milford, CT 06460
Sep 06, 2007 With 10,000 psi line pressure ratings, differential pressure gauges measure differential pressures on liquids in ranges from 0-5 in. H₂O to 0-1,000 psid. They have pressure bodies machined from solid blocks of metal and piston sensor assembly that withstand severe environments and high pressures. NEMA 4x rated units are available with dials up to 6 in. dia in black or white, and porting connections including medium pressure, high pressure, NPT, BSP, MS, and SAE.

Webster Instruments
Milwaukee, WI 53235
Jul 27, 2007 Model HPM110 monitors oil, gas, water, hydraulic, pneumatic, and other pressure media in mobile, industrial, and process control equipment. Handheld unit can be installed when required using standard test point or left permanently connected in system. Measuring 3 in. dia, battery powered device simultaneously displays actual pressure, peak pressure, battery level, and engineering units selected, and is available in 1,500 and 8,700 psi versions.

Dwyer Instruments, Inc.
Michigan City, IN 46361 0373
Jul 12, 2007 Featuring stainless steel case and ring, SGA Series is suited for applications where corrosion and vibration are of concern. Gages offer ranges from 15-1,500 psi and are available with lower or back mount connections. Suitable for all media compatible copper alloys, 1.5 and 2 in. units come dry but can be filled in field. Optional U-clamp bracket is available for 1.5 in. dial size model to facilitate panel mounting.

Dwyer Instruments, Inc.
Michigan City, IN 46361 0373
Jun 22, 2007 Suited for pressure and vacuum applications, Series LPG4 gages come with 2.5 in. dial and offer ±1.5% FS accuracy. Units feature beryllium-copper diaphragm attached to brass plate and withstand ambient temperatures up to 140°F as well as process temperatures to 160°F. With dual English and metric scales in inches of water column and kilopascals, gages are available with ranges in vacuum, compound, and positive pressures to 160 in. wc.

Ashcroft Inc.
Stratford, CT 06614
Jun 06, 2007 Ashcroft® 1200 series (ASME grade 2A) pressure gauges provide distinct capabilities needed to monitor pressures in any type of process. While Type 1259 suits basic applications, Type 1279 Duragauge® pressure gauge is designed for use in presence of harsh pressure media, fire hazard, or extreme cycle volumes. Type 1279 Duragauge® PLUS! offers technology that dampens pointer flutter without need for liquid fill, making it suited for environments with pulsation and vibration.

Crystal Engineering
San Luis Obispo, CA 93403
Jun 06, 2007 Model M1 Digital Pressure Gauge provides 0.2% of reading accuracy over entire operating temperature range. Gauge is tested and calibrated inside environmental test chamber using computer controlled pressure controllers and can be used to measure vacuum. Available with protective thermo plastic boot, CE certified product can survive being dropped and subjected to large over-pressure events with no change in calibration.

Dwyer Instruments, Inc.
Michigan City, IN 46361 0373
May 31, 2007 Along with 0.25% FS accuracy sensor, Series DPG-200 features 4-20 mA process signal and 2 form C SPDT switch outputs that have programmable dead bands. Wetted parts are of 316 and 316L stainless steel, making unit suited for various applications - including control of pressures or fluid levels in tanks. Each 12-24 Vac/dc powered unit comes in NEMA 4X housing with backlit, 4-digit LCD. Ranges from full vacuum, compound to 5,000 psig are available.