Ashcroft® Process Pressure Gauges

Ashcroft Process Gauges (PDF 435kB)

Technical Data (PDF 580kB)

1279 Gauge Grade 2A (±0.5% of span)

Type 1279 Duragauge® pressure gauge is offered in 4.5" phenolic case for superior chemical and heat resistance. Solid-front case design with blow-out back for safety. Dry, liquid-filled, hermetically sealed, weatherproof or PLUS! options available. Field convertible to liquid-fill with conversion kit. All case styles provide full temperature compensation.  Also available in a receiver gauge. Ashcroft® receiver gauges are used in conjunction with pneumatic transmitters to indicate pressure, temperature, flow or other process parameters that can be transmitted by proportional variations in air pressure.  Available in standard transmitter-output air pressure ranges of 3-15 and 3-27 psi.

1377 Gauge Grade 2A (±0.5% of span)

Designed for flush mounting, this solid-front gauge is ideal for panel board applications. Its black epoxy coating and its tough aluminum weatherproof case easily allow application in a variety of climatic conditions. Type 1377 Duragauge® pressure gauge is offered in 4.5", 6" and 8.5" dial sizes.  Also available in a receiver gauge. Ashcroft® receiver gauges are used in conjunction with pneumatic transmitters to indicate pressure, temperature, flow or other process parameters that can be transmitted by proportional variations in air pressure.  Available in standard transmitter-output air pressure ranges of 3-15 and 3-27 psi.

1379 Gauge Grade 2A (±0.5% of span)

This rugged, solid-front aluminum case gauge is tops in its field. It is available as a weatherproof hermetically sealed or liquid-filled version in 4.5" and 6" sizes in pressures to 30,000 psi. Like the 1279, it can be easily field converted from the weatherproof version to either the sealed or liquid-filled version using an optional kit. Ranges 50,000, 80,000 and 100,000 psi are available in 6" hermetically sealed and liquid-filled cases. All size cases are coated with black epoxy which will withstand most environmental conditions. Type 1379 Duragauge® pressure gauge is offered in 4.5", 6" and 8.5" dial sizes.  Also available in a receiver gauge. Ashcroft® receiver gauges are used in conjunction with pneumatic transmitters to indicate pressure, temperature, flow or other process parameters that can be transmitted by proportional variations in air pressure.  Available in standard transmitter-output air pressure ranges of 3-15 and 3-27 psi.

2462 Gauge Grade 2A (±0.5% of span)

This solid-front gauge is designed for greater readability by using a large 6" dial and a durable 4.5" system. Viewed from the front, it appears to be a 6" gauge. Its glass-filled polypropylene case is highly impact resistant and holds up well in most environments. This general-purpose gauge offers truly functional styling and economy. The result is a gauge that will fit most applications at a price that represents outstanding value.  Also available in a receiver gauge. Ashcroft® receiver gauges are used in conjunction with pneumatic transmitters to indicate pressure, temperature, flow or other process parameters that can be transmitted by proportional variations in air pressure.  Available in standard transmitter-output air pressure ranges of 3-15 and 3-27 psi.

1259 Gauge Grade 2A (±0.5% of span)

The Type 1259 process gauge is offered with an as-welded bourdon tube  to ensure longer life than competitive gauges. Meeting ASME B40.1, the Type 1259 process gauge has been engineered to meet marketplace requirements.

1288 Duradrive™ Gauge (±0.5% of span)

The Ashcroft® Duradrive™ process gauge features an Inconel X-750 helical wound bourdon tube in a solid front weatherproof phenolic turret case. The dial has an external zero adjust feature and is available in a 4.5" dial size in lower connection only. Molded threads at the front of the case provide axial sealing with the use of a threaded glass-filled polypropylene ring.

2279 Duratran® Transmitter (±0.5% of span)

The Duratran® solution is a reliable Duragauge® pressure gauge fitted with optical circuitry to provide a 4-20mA output. The 4.5" phenolic case is hermetically sealed, chemical and heat resistant. The wide selection of system materials and corrosion-proof housing meets a variety of demanding applications. . . even those with vibration and pulsation. This transmitter/gauge allows you to save money, replacing two instruments with one Duratran.

Ashcroft® Industrial Pressure Gauges

Ashcroft Industrial Gauges (PDF 1.1MB)

Technical Data (PDF 580kB)

1010 General Service Gauge Grade 1A (±1% of span)

The Ashcroft® Type 1010 gauge is the most economical of the general service industrial gauges having 1% accuracy. The 1010 also is the only Ashcroft gauge available in sizes up to 12" in diameter.  Includes 4.5", 6", 8.5" and 12" dial sizes, solid-front case style, black epoxy-painted aluminum case, slip-fit steel ring, and back flange for wall mounting.

1017 General Service Gauge Grade 1A (±1% of span)

The Ashcroft® Type 1017 gauge is the most economical of the general service gauges when flush panel-mounting is required. Available in 4.5" and 6" dial sizes, solid-front case style, black epoxy-painted aluminum case, hinged-steel black enamel texture finish panel ring .

1220 General Service Gauge

The Ashcroft® Type 1220 is a versatile general service gauge. The phenolic case resists many corrosive environments and is available in three dial sizes. Lower and back connections allow the gauge to be used for many installations.

1187, 1188 & 1189 Low Pressure Bellows Gauge

Ashcroft® bellows gauges are used for measuring low pressures from 10" H₂O to 10 psi pressure as well as vacuum and compound ranges. Coupled with their sensitivity, these gauges have a rugged design for process and industrial applications. Specifications include available in 4.5" and 6" dial sizes, bellows-actuated mechanism, three bellows materials, easily adjustable micrometer pointer, phenolic (1188) or aluminum (1187/1189) cases, all-stainless steel movements.

1038, 1339 Duplex Gauges Grade A (±2-1-2% of span)

The Ashcroft® Type 1038 duplex gauge is used to display two separate input pressures on the same gauge for comparison purposes. includes 3.5" and 4.5" dial sizes, bronze Bourdon tube and brass sockets, two independent systems and movements, and nonadjustable red and black pointers.

1125, 1125A Differential Pressure Gauges

The Ashcroft® differential pressure gauge is an economical way to display the difference of two separate inputs on one dial indicator. The case style is similar to other Ashcroft gauges, making panel gauge consistency possible. This product is supplied with bronze Bourdon tube and socket.

1127, 1128 Differential Pressure Gauges

When the process is corrosive to gauges with bronze/brass wetted parts, an alternative was to isolate the gauge from the process with capillary and isolators or diaphragm seals. Now, when the process is compatible with 316 stainless steel, Dresser Instrument offers the new Ashcroft® Types 1127 or 1128 differential pressure gauges with 4.5" or 6" dials.

1130 Differential Pressure Gauges ±2% Ascending Accuracy

The Type 1130 uses a piston design where small migration of the process media is permissible. It is recommended for high differential and high static pressures, up to 6000 psi. Body materials are available in Aluminum, Brass and Stainless Steel, with Buna, Viton, or EPDM seals.

1131 Differential Pressure Gauges ±2% Ascending Accuracy

The Type 1131 is utilized for applications where migration of the process media is not permissible. The Type 1131 uses a rolling diaphragm design to separate the high and low-pressure ports to isolate the media and can see up to 3000 psi static pressures. Body materials are available in Aluminum, Brass and Stainless Steel, with Buna, Viton or EPDM seals.

1132 Differential Pressure Gauges ±2% Ascending Accuracy

The Type 1132 uses a convoluted-diaphragm design with no migration of the process media. It is recommended for lower differential and high static pressures, up to 1500 psi. Body materials are available in Aluminum, Brass and Stainless Steel, with Buna, Viton or EPDM seals.

1133 Differential Pressure Gauges ±2% Ascending Accuracy

The Type 1133 uses a convoluted-diaphragm to sense low inches of water differentials while ensuring no migration of the process media. Maximum static pressures for ranges of 5 IWD and below is 45 psi and 500 psi for all other ranges. Body materials are only available in Aluminum, with Buna, Viton or EPDM seals.

1134 Differential Pressure Gauges ±2% Ascending Accuracy

The Type 1134 uses a convoluted diaphragm design with no migration of the process media. It is recommended for low differential inches of water ranges. Body material is glass filled nylon with Buna or silicone.

5503 Differential Pressure Gauges

The Ashcroft® Type 5503 differential pressure gauge is available with ranges from 16 I.W.D. to 400 psi with optional static pressure to 3625 psi. Optional wetted parts includes Hastelloy C & Monel. Typical applications include use with liquified gas for nitrogen, helium, argon and carbon dioxide.

5509 Differential Pressure Gauges

The Ashcroft® Type 5509 differential pressure gauge comes standard with 316SS wetted parts. This rugged gauge features an external zero adjust feature standard.

1122 Special Application Gauge

The Ashcroft® Type 1122 is a specialized product used for some pump, turbine and compressor applications.

1150H Special Application Gauge

The Ashcroft® Type 1150H is a specialized pressure gauge used by the petroleum industry to measure vapor pressures of various petroleum products.

1490 Low Pressure Diaphragm Gauge

The Ashcroft® Type 1490 low pressure diaphragm gauge is designed to measure pressure from 10 in.H₂O to 15 psi, both positive and negative pressures. This gauge uses a very sensitive diaphragm capsule to measure low pressure and vacuum. The gauge is specifically designed for use whenever the pressure medium is a gas that is not corrosive to beryllium copper, brass, polysulfone and RTV silicone. The polysufone case is suitable for intermittent or continuous service on natural gas provided a .013" throttle plug is installed in the socket. Typical applications are, but not limited to, vacuum pumps, gas leak detectors, air compressors, air filters, gas burners, gas measurement, vacuum ovens, suction regulators, and respirators.

1495 Diaphragm Receiver Gauges

The Ashcroft® Type 1495 receiver gauge uses a diaphragm capsule as its sensing element rather than a Bourdon tube. The sensitivity of the diaphragm promotes smooth pointer motion that makes minor pressure changes easy to read. The Type 1495 receiver gauge is the ideal product where the standard ASME B 40.1 Grade A (±2-1-2% of span) accuracy or the optional ASME B 40.1 Grade 1A (±1% of span) accuracy and smaller dial sizes are specified. The long pointer, smooth-operating sensing element, easily removable window and re-zero adjustment screw make specification and installation of this receiver gauge quick and easy. The polysufone case is suitable for intermittent or continuous service on natural gas provided a .013" throttle plug is installed in the socket.

2074 Battery Powered Industrial Gauge

2174 Loop Powered Industrial Gauge (4-20mA)

2274 Line Powered Industrial Gauge (12-36 VDC)

A multi-functional digital gauge with optional 4/20 mA output and (1) or (2) SPDT switches; 1/4% full scale terminal point accuracy (.13% BFSL), IP 65 weatherproof case; three case options—stainless steel, fiberglass reinforced thermoplastic or aluminum; extra large display; intrinsically safe FM agency approved, (Class I, Div. 1,); easy-to-use menu options (all password protected): Five backlit display options, 12 engineering units, menu configure feature, update rate, dampen rate and auto-off.