HM28 Hand-Held Digital Manometer

$1646.00 -- High Accuracy (0.2%, 0.1% or 0.05%), Differential, Gage or Absolute

Purchase HM28 Hand-Held Digital Manometer

The Dwyer® Love® HM28 Handheld Digital Manometer is a precision instrument designed to measure a wide range of pressures to a very high accuracy. The unit incorporates a variety of features in an easy to use format that makes it useful in a wide variety of applications. Features include: measurement in all common pressure ranges, display resolution to 0.001, differential or relative measurement, two line liquid crystal display, and adjustable auto power off to conserve battery.

We are so proud of the accuracy of the HM28 that we provide a certificate of calibration with the unit at no additional cost. Depending on your application, the HM28 can be used as a secondary calibration standard for your other pressure instrumentation. Lead time 4-5 weeks.

Features of Dwyer HM28 Digital Manometer Pressure Gauge

Microprocessor based
Differential, Gage, or Absolute
High Accuracy, 0.2%, 0.1%, or 0.05% with Calibration Certificate
Selectable Scales
Resolution to 0.000 of Selected Unit
Peak and Valley Indication
Hold Function
Programmable Display
Memory for up to 964 Readings
Output for Optional Printer or Computer Interface
Lead time: 3-4 weeks

Specifications of the Dwyer HM28 Handheld Differential Pressure Gage

Pressure Connection: Hose; 4/6 mm or 1/8" NPT.
Accuracy: (includes linearity, hysteresis, and repeatability): per order code. ±0.20% full scale ±1 digit. ±0.10% full scale ±1 digit. ±0.05% full scale ±1 digit.
Measuring Media: Instrument Air or Inert Gases. For HM28G3XXXXX, Any material compatible with 18/8 stainless steel.
Temperature Limits: 23 to 122°F (-5 to 50°C).
Storage Temperature: -4 to 140°F (-20 to 60°C).
Humidity: 30 to 95% rH, non-condensing.
Display: 2 line, 16 character, dot matrix LCD, with switchable display sizes.
Battery: 9V alkaline (included). Can operate from external power supply of 7 to 14 VDC.
Current Consumption: <9 mA.
Memory: 964 measured values. Recording intervals adjustable from manual, 1, 5, 10, 20, 30 seconds, 1, 2, 3, 5, 10, 30, 60 minutes.
Case Protection: IP54.
Case Dimensions: 6 x 3.27 x 1.34 in (152 x 83 x 34 mm).
Weight: 9.5 oz (270 g).
Maximum Measurement Rates: Stand alone: 2-1/2 readings/sec (0.1% and 0.05% ratings), 5 readings/sec (0.2% rating). Output to RS-232: 20 measurements/sec (0.2% rating). 10 measurements/sec (0.1% and 0.05% ratings).
RS-232 Baud Rate: Adjustable, 1200, 2400, 4800, or 9600 baud.
Warranty 1 year
Lead time 3-4 weeks

The HM28 Digital Manometer Series Models and Ranges:

Differential Pressure:

HM28D3C30000: 0-28" w.c. (7 kPa) +/- 0.05% F.S.
HM28D3F30000: 0-120" w.c. (30 kPa) +/- 0.05% F.S.
HM28D3H30000: 0-14.5 psi (100 kPa) +/- 0.05% F.S.
HM28D3K30000: 0-100 psi (700 kPa) +/- 0.05% F.S.
HM28D3M31000: 0-245 psi (1700 kPa) +/- 0.05% F.S.
HM28D3B10000: 0-10" w.c.(2.5 kPa) +/- 0.2% F.S.
HM28D3C10000: 0-28" w.c. (7 kPa) +/- 0.2% F.S.
HM28D3F10000: 0-120" w.c. (30 kPa) +/- 0.2% F.S.
HM28D3H10000: range 0-14.5 psi (100 kPa) +/- 0.2% F.S.

Absolute Pressure

HM28A3I10000 0-15.9 psia (110 kPa abs.) +/- 0.2% F.S.

Order these accessories below:

HM28-0 - 1/8" NPT adaptor.
HM28-1 - Communication software and cable.
HM28-2 - Universal power adaptor.

Purchase HM28 Hand-Held Digital Manometer

Choose Range & Accuracy: 0-28" w.c. (7 kPa) +/- 0.05% F.S.; 0-120" w.c. (30 kPa) +/- 0.05% F.S.; 0-14.5 psi (100 kPa) +/- 0.05% F.S.; 0-100 psi (700 kPa) +/- 0.05% F.S.; 0-245 psi (1700 kPa) +/- 0.05% F.S.; 0-10" w.c.(2.5 kPa) +/- 0.2% F.S.; 0-28" w.c. (7 kPa) +/- 0.2% F.S.; 0-120" w.c. (30 kPa) +/- 0.2% F.S.; 0-14.5 psi (100 kPa) +/- 0.2% F.S.; Abs Pressure: 0-15.9 psia (110 kPa ) +/- 0.2% F.S.

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