Process Gauges


T6500 Pressure Gauge
The Ashcroft® T6500 stainless steel pressure gauge has become an industry standard.
Accuracy | Dial Size and Case Material | Range |
---|---|---|
Standard: Class 1, EN 837-1, ±1% of span | 100 mm or 160 mm, 304 Stainless Steel, 316 Stainless Steel optional | Vacuum, Compound, -1 ... 0, 0 ... 1.000 bar, -30 in.Hg ... 0, 0 ... 15.000 psi, |



T5500E Process Gauge with Output
The Ashcroft® T5500E process gauge with output combines a pressure gauge and pressure transmitter; reducing costs for multiple instruments.
Accuracy | Dial Size and Case Material | Ranges |
---|---|---|
±0.50% of span | 100 mm (4'') Stainless steel 304L (standard) / Stainless steel 316L (optional) | -1 ... 0 bar to 0 ... 1.000 bar |


T5500 Pressure Gauge
The Ashcroft® T5500 stainless steel pressure gauge has become an industry standard.
Accuracy | Dial Size and Case Material | Range |
---|---|---|
Standard: Class 1, EN 837-1 ±1% of span | 100 mm or 160 mm 304 stainless steel - 316L stainless steel optional | Vacuum, Compound, -1 ... 0 bar, 0 ... 1.400 bar |



P5500 Diaphragm type pressure gauge
The Ashcroft® P5500 stainless steel diaphragm pressure gauge has become an industry standard.
Accuracy | Dial Size and Case Material | Ranges |
---|---|---|
Class 1.6, EN 837-3 ±1.6% of span | 100 mm or 160 mm Stainless Steel 316L | -16 ... 0 mbar to -1 ... 0 bar and 0 ... 16 mbar to 0 ... 25 bar |

N5500 Capsule type pressure gauge
The Ashcroft® N5500 capsule pressure gauge has become an industry standard for low pressures.
Accuracy | Dial Size and Case Material | Ranges |
---|---|---|
Standard: Class 1,6, EN 837-3 ±1,6% of span | 100 mm or 160 mm 304 stainless steel - 316L stainless steel optional | Vacuum and Compound, -6 ... 0 mbar up to 0 ... 600 mbar |

F5513 Differential Pressure Switch
The Ashcroft® F5513 differential pressure switch is used for monitoring differential pressure between two separate pressure sources.
Accuracy | Case Size and Case Material | Ranges |
---|---|---|
±2.5% of span | 100 mm, Stainless steel and Macrolon bonnet | 0 ... 0,4 bar to 0 ... 25 bar dp |

F5512 Differential Pressure Gauge
The Ashcroft® F5512 differential pressure gauge is used for monitoring differential pressure between two separate pressure sources.
Accuracy | Dial Size and Case Material | Ranges |
---|---|---|
±2.5% of span | 100 mm, Stainless steel and Macrolon bonnet | 0 ... 0,4 bar to 0 ... 25 bar dp |

F5511 Differential Pressure Gauge and Switch
The Ashcroft® F5511 differential pressure gauge is used for monitoring differential pressure between two separate pressure sources.
Accuracy | Dial Size and Case Material | Ranges |
---|---|---|
±2.5% of span | 100 mm, Stainless steel and Macrolon bonnet | 0 ... 0,4 bar to 0 ... 25 bar dp |


F5510 Differential Pressure Gauge
The Ashcroft® F5510 differential pressure gauge is used for monitoring differential pressure between two separate pressure sources.
Accuracy | Dial Size and Case Material | Ranges |
---|---|---|
±2.5% of span, optional ±1.6% of span | 100 mm, Stainless Steel | 0 ... 1 bar up to 0 ... 16 bar dp |


F5509 Differential Pressure Gauge
The Ashcroft® F5509 differential pressure gauge is used for monitoring differential pressure between two separate pressure sources
Accuracy | Dial Size and Case Material | Ranges |
---|---|---|
±2.5% of span, optional ±1.6% | 100 mm or 160 mm, Stainless Steel | 0 ... 25 mbar to 0 ... 25 bar dp |



F5503-HP Differential Pressure Gauge High Static Pressure
The Ashcroft® F5503-HP differential pressure gauge for high static pressure is used for monitoring differential pressure between two separate pressure sources.
Accuracy | Dial Size and Case Material | Ranges |
---|---|---|
±1.6% of span, optional ±1.0% | 100 mm or 160 mm, Stainless Steel 304 - optional 316L | 0 ... 40 mbar to 0 ... 40 bar dp |



F5503 Differential Pressure Gauge
The Ashcroft® F5503 differential pressure gauge is used for monitoring differential pressure between two separate pressure sources.
Accuracy | Dial Size and Case Material | Ranges |
---|---|---|
±1.6% of span, optional ±1.0% or ±0.5% | 100 mm or 160 mm, Stainless Steel 304 - optional 316L | 0 ... 40 mbar to 0 ... 40 bar dp |


F5502 Differential Pressure Gauge
The Ashcroft® F5502 differential pressure gauge is used for monitoring differential pressure between two separate pressure sources.
Accuracy | Dial Size and Case Material | Ranges |
---|---|---|
±2.5% of span, optional ±1.6% | 100 mm or 160 mm, Stainless Steel | 0 ... 0,6 bar to 0 ... 16 bar dp |


Acid Leak Detection (ALD)
Acid Leak Detection (ALD) Assembly has a special yellow coating that changes to red once it is exposed to acids with a pH of ≤ 3, providing visual indication of a leak of process media.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
±1.0% of span (1259, 1279) or ±1.5% of span (T6500) | Solid front with pressure relief back | Vacuum, Compound, 0 ... 1 bar to 0 ... 100 bar, optional bis 700 bar |
A5500 Absolute Pressure Process Gauge
The Ashcroft® A5500 stainless steel absolute pressure gauge has become a solution for true measurement of absolute pressure of gases and liquids.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
Standard: Class 1.6, EN 837-1, ±1.6% full scale; optional class 1 | 100 mm or 160 mm, open front or solid front | 0 ... 25 mbar absolute to 0 ... 25 bar absolute |
2462 Duragauge Pressure Gauge
The Ashcroft® 2462 Duragauge® process gauge provides dependability, safety and performance.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade 2A (±0.5% of span) | 6" Solid front | Vacuum, Compound, 0 ... 1 bar to 0 ... 2.000 bar |
1379 Duragauge Pressure Gauge
The Ashcroft® 1379 Duragauge® process gauge provides dependability, safety and performance.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade 2A (±0.5% of span) | 4.5", 6", 8.5" Solid front | Vacuum, Compound, 0 ... 1 bar to 0 ... 7.000 bar |


1377 Duragauge Process Pressure Gauge
The Ashcroft® 1377 Duragauge® process gauge provides dependability, safety and performance.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade 2A (±0.5% of span) | 4.5", 6", 8.5" Solid front | Vacuum, Compound, 0 ... 1 bar to 0 ... 2.000 bar |
1290 Direct Drive Gauge
The Ashcroft® 1290 direct drive gauge uses a unique movementless system that provides exceptional performance within the process industry.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade 2A (±0.5% full scale) | 4 1/2'' Solid front | 0 ... 1 bar to 0 ... 140 bar |


1279 Duragauge Process Pressure Gauge
The Ashcroft® 1279 Duragauge® process pressure gauge provides dependability, safety and performance.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade 2A (±0.5% of span) | 4.5" Solid front | Vacuum, Compound, 0 ... 1 bar to 0 ... 2.000 bar |

1259 Process Pressure Gauge
The Ashcroft® 1259 process gauge is used throughout process and industrial markets, and is known for it’s reliability, safety and performance.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade 2A (±0.5% of span) | 4.5" Solid front | Vacuum, Compound, 0 ... 1 bar to 0 ... 1.400 bar |
1209 Process Gauge
The Ashcroft® 1209 process pressure gauge provides dependability, safety and performance.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade 2A (±0.5% full scale) | 4 1/2" Solid front | Vacuum, Compound, 0 ... 1 bar to 0 ... 1.600 bar |


1189 Low Pressure Bellows Gauge
The Ashcroft® 1189 bellows gauge is used when low pressure measurement is a requirement.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade A (±2-1-2% of span), optional Grade 1A (±1% of span) | 4.5", 6" Solid front | Vacuum and Compound, 0 ... 25 to 0 ... 600 mbar |


1188 Low Pressure Bellows Gauge
The Ashcroft® 1188 bellows gauge is used when low pressure measurement is a requirement.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade A (±2-1-2% of span), optional Grade 1A (±1% of span) | 4.5" Solid front | Vacuum and Compound, 0 ... 25 to 0 ... 600 mbar |


1187 Low Pressure Bellows Gauge
The Ashcroft® 1187 bellows gauge is used when low pressure measurement is a requirement.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade A (±2-1-2% of span), optional ASME B40.100 Grade 1A (±1% of span) | 4.5" Solid front | Vacuum and Compound, 0 ... 25 to 0 ... 600 mbar |
1109 Pressure Gauge
The Ashcroft® 1109 pressure gauge is a rugged instrument and an ideal choice when an ASME gauge with a solid front stainless steel case is a requirement.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade 2A (±0.5% full scale ) | 4 1/2'' Solid front | Vacuum, Compound, 0 ... 1 bar to 0 ... 7.000 bar |
1020 Christmas Tree Pressure Gauge
The Ashcroft® 1020 christmas tree gauge is used specifically within oil and gas fields.
Accuracy | Dial Size and Case Style | Ranges |
---|---|---|
ASME B40.100 Grade 1A (±1% of span) | 4.5" Open front | 0 ... 60 bar to 0 ... 1.600 bar |