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DWYER INSTRUMENTS Manometers

Dwyer Instruments U-tube manometers are used for measuring the flow rate of air in a pipe. These manometers combine the inherent accuracy of a U-Tube with the durability of tough, long-lasting plastic construction. They are designed to measure positive, negative and differential pressure values and are easily accessible for cleaning services. These units are backed by a white scale channel to provide maximum color contrast. Choose from a wide range of these U-tube manometers available in pressure ratings up to 100 psi, on Raptor Supplies, an authorised Dwyer Instruments distributor.

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Manometers measure the pressure and flow in a patient's airway. Because manometers are extremely precise, they are frequently used as calibration standards, ideal for applications in...Read more

StyleModelConnection TypeMax. PressureAccuracyBattery VoltageDisplay TypeBattery ChemistryDisplay DigitsPrice (ex. VAT)
A477B-1Barbed3 psig- 0.1% to + 0.1%9VLCDAlkaline4€941.87
A477B-2Barbed3 psig- 0.1% to + 0.1%9VLCDAlkaline4€941.87
A477B-3Barbed15 psig- 0.1% to + 0.1%9VLCDAlkaline4€941.87
A477B-4Barbed-- 0.1% to + 0.1%9VLCDAlkaline4€941.87
A477B-5Barbed-- 0.1% to + 0.1%9VLCDAlkaline4€941.87
A477B-6Compression-- 0.1% to + 0.1%9VLCDAlkaline4€941.87
A477B-7Compression-- 0.1% to + 0.1%9VLCDAlkaline4€941.87
DWYER INSTRUMENTS -

Analog Manometers

StyleModelTypeMax. PressureHousing MaterialMin. PressurePressure RangeMax. Operating PressureMax. Operating Temp.For Tubing DiameterPrice (ex. VAT)
AA-104--------€118.95
B1213-15--------€87.83
C1211-100Flexible U Tube50 in. wcVinyl Plastic-50 in. wc-50 in. wc to +50 in. wc50 psi130°F0.187"€289.00
StyleModelMax. PressureMin. PressurePressure RangeSlack Tube LengthTypeHousing MaterialMax. Operating PressureFor Tubing DiameterPrice (ex. VAT)
A1223-8-D4 in. wc-4 in. wc-4 in. wc to +4 in. wc8"Flexible U TubePlastic100 psi0.187"€259.43
A1223-16-D8 in. wc-8 in. wc-8 in. wc to +8 in. wc16"Flexible U TubePlastic100 psi0.187"€227.32
DWYER INSTRUMENTS -

1221 Series Flex-Tube U-Tube Manometers

StyleModelTypeMax. PressureHousing MaterialMin. PressureMax. Operating PressureFor Tubing DiameterIncludes Gas Pressure KitScale UnitsPrice (ex. VAT)
A1221-8-D--------€96.86
B1221-16-W/MFlexible U Tube8 in. wcPlastic-8 in. wc100 psi0.187"NoIn Wc€111.19
DWYER INSTRUMENTS -

RSM Series Room Status Monitors

StyleModelMax. PressureMin. PressurePressure RangeHousing MaterialMax. Operating PressureFor Tubing DiameterIncludes Gas Pressure KitScale UnitsPrice (ex. VAT)
ARSM-1-A0.05 in. wc-0.05 in. wc-0.05 in. wc to +0.05 in. wcPlastic9 psi0.187"NoIn Wc€3,728.06
ARSM-4-B0.5 in. wc-0.5 in. wc-0.5 in. wc to +0.5 in. wcPlastic9 psi0.187"NoIn Wc€3,924.88
DWYER INSTRUMENTS -

Mark II Series Molded Manometers

StyleModelAccuracyTypeMax. PressureMin. PressurePressure RangeMax. Operating PressureMax. Operating Temp.Scale UnitsPrice (ex. VAT)
AMARK II 26- 3% to + 3%-------€525.11
BMARK II M-700PA-3.0% to +3.0%Inclined Vertical700 Pa10 Pa10 Pa to 700 Pa10 psi140°FPA€96.92
BMARK II 40-1-3.0% to +3.0%Inclined1 in. wc0.1 in. wc0.1 in. wc to 1 in. wc15 psi150°FIn Wc€399.11
DWYER INSTRUMENTS -

1211 Series Slack Tube Manometers

StyleModelTypeHg. RequiredMax. PressureHousing MaterialMin. PressureMax. Operating PressureMax. Operating Temp.For Tubing DiameterPrice (ex. VAT)
A1211-36-17.5 oz.------€273.52
A1211-60-27 oz.------€351.30
A1211-8-6 oz.------€217.14
A1211-48-22.5 oz.------€332.92
A1211-120-57 oz.------€365.76
A1211-12-7 oz.------€247.37
A1211-72-32 oz.------€351.30
B1211-30Flexible U Tube-15 in. wcVinyl Plastic-15 in. wc50 psi130°F0.187"€272.46
A1211-16Slack Tube Manometer9 oz.------€247.82
DWYER INSTRUMENTS -

100 Series Durablock Solid Plastic Portable Manometers

StyleModelTypeOperating RangeAccuracyMax. PressureHousing MaterialMin. PressurePressure RangeMax. Operating PressurePrice (ex. VAT)
A104-10--------€1,362.35
B102.5Inclined-0.2 in. wc to +0.2 in. wc-2.0% to +2.0%2 in. wcPlastic0.2 in. wc0.2 in. wc to 2 in. wc100 psi€1,552.56
DWYER INSTRUMENTS -

Digital Manometers

StyleModelMax. PressureBattery TypeMin. PressurePressure RangePressure ResolutionProcess Connection SizeOperating Pressure RangeHousing HeightPrice (ex. VAT)
ADPG-110--------€540.41
B477-1T-AV20 in. wc9V Alkaline0 in. wc0 in. wc to 20 in. wc0.01 in. wc1/8", 3/16"0 in. wc to 20 in. wc5.89"€1,527.24
C478A-160 in. wc9V-60 in. wc-60 in. wc to +60 in. wc0.1 in. wc3/16", 1/4"-60 in. wc to +60 in. wc6 1/2"€427.65
DWYER INSTRUMENTS -

Analog Manometer, Flex U-Tube, -8 to 8 Inch WC, Green

ModelItemPrice (ex. VAT)
1212CH9PGC€274.63
DWYER INSTRUMENTS -

Analog Manometer, U-Inclined, -0.20 to 2.6/0 to 16 Inch WC

ModelItemPrice (ex. VAT)
1227CH9PFT€277.35

Features

  • These units are backed by a white scale channel to provide maximum colour contrast.
  • They are ideal for measuring air and non-combustible compatible gases.
  • Dwyer Instruments handheld digital manometers feature aluminium housing for protecting them from contaminants. They can store up to 40 readings and reduce down time to record data. These Dwyer manometers can be operated at temperatures ranging from 0 to 140 degrees F. They are equipped with two barbed connections for use with 1/8 or 3/16 inch inner diameter tubing.
  • Dwyer Instruments analog manometers feature moulded plastic construction for preventing contaminants. They can be operated at pressures and temperatures up to 15 psi and 150 degrees F, respectively. These Dwyer manometers are ideal for specific air applications & general measurements.

Frequently Asked Questions

How do I maintain these manometers?

  • Regularly calibrate the manometer to ensure accurate measurements.
  • Clean the manometer's housing and display using a soft cloth and non-abrasive cleaning solution.
  • Protect the manometer from extreme temperatures, humidity and excessive vibration.
  • Store the manometer in a clean, dry place when not in use.

Are there digital versions of Dwyer Instruments manometers available on Raptor Supplies?

Yes, Dwyer Instruments offers digital manometers alongside traditional analogue models. Digital manometers provide the advantage of easy-to-read digital displays, enhanced accuracy and additional features, such as data logging, pressure unit conversions and selectable engineering units.

How do Dwyer Instruments manometers work?

Dwyer Instruments manometers work based on the principle of fluid displacement. These devices typically consist of a U-shaped tube filled with a liquid, such as mercury or a coloured fluid. When pressure is applied to one side of the tube, the liquid moves and creates a measurable height difference between the two arms of the U-tube. The height difference corresponds to the pressure being measured.

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