E Instruments International LLC    Langhorne, PA 19047
Oct 18, 2011 Equipped with built-in manometer, thermometer, and CO leak detector, BTU1100-HE High Efficiency Kit measures O₂, CO, and CO₂, as well as efficiency, excess air, and all necessary temperatures. Unit includes incoming air smart probe, field-replaceable sensors, and built-in printer. Supplied in vinyl carrying case with calibration certificate, kit meets needs of mechanical contractors, plumbers, and boiler technicians monitoring and installing condensing and high efficiency systems.

Control Co.    Houston, TX 77258 8307
Sep 16, 2010 Traceable® Manometer displays gauge and differential pressure/vacuum in 11 different units via 5/8 in. high digits that are visible from 6 ft. Hose fittings permit use of hose/tubing with ID from 1/16-3/16 in. Count-up timer displays up to 99 hr, 59 min, 59 sec, DATA HOLD key freezes display to capture readings, and memory feature recalls highest and lowest reading over any time period. Powered by 9 V battery, device's accuracy is ±0.3% of FS between 0-50°C.

Meriam Process Technologies    Cleveland, OH 44102
Sep 08, 2010 Operating in temperatures from -4 to +122ºF, M200 Smart Manometers are available with 0-10.000 in. H₂O range, 4 gauge pressure ranges up to 3,000 psig, and 2 absolute pressure ranges up to 1,000 psia. Products are also available in 8 compound pressure ranges to measure ±15 through -15 to +3,000 psig. They include backlight, alkaline battery power, and NIST traceable certificate of calibration with data, timed leak test, record mode, damping, and minimum/maximum value capture.

Omega Engineering, Inc. - omega.com    Stamford, CT 06907-0047
Mar 26, 2010 Featuring dual display and dual pressure inputs Model HHP886 is CE-compliant differential manometer that displays pressure in selectable units of psi, mbar, in. H₂O, and mm H₂O. Device includes protective rubber boot and also has USB connection or wireless interface for real-time data logging to computer. Data logging software is included for display of data graphically, and allows export of data to Excel or text files.

E Instruments International LLC    Langhorne, PA 19047
Mar 25, 2010 Suited for HVAC professionals, Model MP120 features pressure range up to 4 in. H2O and air velocity range up to 8,000 fpm with 0.1 resolution and accuracy of ±1% reading +0.2 mbar. Unit can display pressure in kPa, in. Wg, mbra, mm Hg, psi, m/sec, fpm, and km/hr and air velocity in fpm, m/sec, and km/hr. Measuring 5 x 2.5 x 1.25 in. handheld meter includes Max, Min, and Hold selection and blue 128 x 128 pixel display that can be read in light or dark environments.

Omega Engineering, Inc.    Stamford, CT 06907
Jun 08, 2009 Available in gage and absolute and differential pressure models with ranges as low as 28 InH₂O, HHP241 features 8 user selectable engineering units, min/max, hold, and display average modes with user activated back light. CE compliant device shuts off automatically after 20 min of keypad inactivity.

E Instruments International LLC    Langhorne, PA 19047
Mar 03, 2009 With accuracy of ±1% rdg. + 0.2 mbar and 128 x 128 pixel backlit LCD display, MP100 manometer suits application in HVAC industry. It includes leak test procedures and air velocity with density compensation. Measuring 5 x 2.5 x 1.25 in., product also comes with pressure tubes, battery, and 11 pressure units including Pa, psi, mbar, bar, mm H₂O, and in. H₂O.

Dwyer Instruments, Inc.    Michigan City, IN 46361
Oct 15, 2008 Series HM35 can measure absolute pressure, differential pressure, or gauge pressure within 0.05% FS accuracy for critical applications. Data logging function can store up to 10,742 readings, taken manually or automatically at adjustable intervals from 1 sec to 24 hr. Handheld solution incorporates backlit LCD with 128 x 64 points that can graphically display trends in data as well as peaks and valleys. Data can also be transmitted to PC via IR serial port.

Meriam Process Technologies    Cleveland, OH 44102
Dec 01, 2006 Designed to facilitate pressure calibration and monitoring processes, M2 Smart Manometer offers 11 selectable user units as well as 1- or 5-point field recalibration for zero, span, and linearity. Ranges handle gauge, differential, absolute, or vacuum pressure, and Min/Max feature captures varying signal extremes. With accuracy to serve as pressure reference standard, unit also provides leak test and flow functions. Compact polycarbonate enclosure measures 6.5 x 3.6 x 2.25 in.

Omega Engineering, Inc.    Stamford, CT 06907
Jul 18, 2006 Operable with one hand, HHP-2000 Series features NEMA 4 (IP65)-rated, water-resistant case that withstands continual use in humid industrial or laboratory environments. Differential pressure models are offered with ranges from 0-10 to 0-2,815 in H2O and can be used to measure gauge or vacuum. Absolute pressure model, with 0-2,815 range in H2O, is also available. All models are autoranging, and data logging models can store readings comprised of up to 250 points.

Omega Engineering, Inc.    Stamford, CT 06907
Apr 10, 2006 Available with single or differential inputs, model HHP91 is compatible with air or non-corrosive and non-ionized gases and liquids. It offers 8 selectable pressure ranges for compatibility with all measuring systems and displays readings in 15 mm high digits. In addition to built-in sensor with dual inputs for gage or differential measurements, unit features auto off function; reading hold/min/max, with push-button recall; and built-in tilt stand.

All Sensors Corp.    Morgan Hill, CA 95037
Dec 02, 2005 Able to simulate and display instrument grade manometer, DM 2005 consists of 4 components: pressure sensor, housing, RS232 and USB interface cables, and software. It is offered in 3 versions for digital, amplified, and amplified mini pressure sensor series and can operate in interactive, one shot, free running, or over-sample modes. Pressure sensor ranges are available from ¼ in. water to 150 psi FS, and data sampling intervals range from 20 msec to 500 sec.

Meriam Instrument    Cleveland, OH 44102
Apr 15, 2005 Offering primary pressure measurement, U-tube Manometers are available for vacuum, gauge, DP, or absolute pressure. Well type models are secondary pressure measurement standards operating over extended periods with minimal maintenance. Gang-mounted well type manometers can couple up to 6 units side-by-side to make multiple pressure measurements viewable from one location. Inclined tube manometers and laboratory quality micromanometers are suited for low-pressure measurements.

Dwyer Instruments, Inc.    Michigan City, IN 46361
May 14, 2004 Model 476-0 features electronic zeroing to null out any minor pressure differences, and auto power off function that preserves battery life. Able to measure positive and negative pressure from -20 to +20 in. wc with ±1.5% FS accuracy, product is suitable for field or laboratory use. It can be utilized to set gas supply pressures, adjust regulators, verify pressure switch operation, and check pneumatic systems and computer peripherals.

Dwyer Instruments, Inc.    Michigan City, IN 46361
May 05, 2004 Digital Model 478-0 measures positive, negative, or differential pressures from -60 to +60 in. wc. It features selectable engineering units, Min/Max function, and backlight for poorly lit conditions. Hold key freezes current pressure measurement on display, while zero button nulls out any minor pressure differences. Device is suited for verifying filter condition, monitoring clean rooms, troubleshooting HVAC systems, and performing field calibrations.

Meriam Instrument    Cleveland, OH 44102
Mar 30, 2004 Hand-held, microprocessor-based, Model 355 measures absolute, gauge, or vacuum pressure and features isolated 316 SS sensor that allows it to be used with liquids and corrosives. Powered by field replaceable, 9 V alkaline battery, unit includes 0.25 in. display that can be read out in 7 engineering units. Combination of accuracy and fluid compatibility makes manometer suited for drying and degassing processes.

E Instruments International LLC    Langhorne, PA 19047
Mar 12, 2004 Portable, hand-held, Mini Pressure Pro Model MP50 measures positive, negative, and differential pressure with accuracy of ±2.5% of reading and 0.1 in. H₂O resolution. Unit provides measurements in mmH₂O, kPa, inWg, mbar, and mmHg. It records minimuum and maximum values and can display 2 parameters simultaneously. Protective rubber boot is available on request.

Dwyer Instruments, Inc.    Michigan City, IN 46361
Mar 12, 2004 Series 477A contains differential pressure sensor that offers 0.1% FS accuracy on air ranges from 20 in. w.c. to 100 psid. It offers selectable engineering units, audible and visual overpressure alarms, and auto-zero function. With storage capacity for up to 20 readings, backlit unit is suited for maintenance personnel or technicians who require accurate standard to check instrumentation or equipment as to ensure proper performance.

Yokogawa Corp. Of America    Newnan, GA 30265 1040
Mar 07, 2003 Series MT200 consists of 14 models offering gauge, absolute, and differential pressure measurements using silicon resonant sensor. Ranges from 0.145 psi low-pressure differential to 435 psi gauge are available. Basic Model M210 serves as standard for calibration of pressure instruments. Model MT210F provides high-speed pressure measurements with readings as fast as 50 ms. Model MT220 incorporates 24 Vdc power supply and digital multimeter for complete transmitter calibration.

Control Co.    Houston, TX 77258 8307
Jun 25, 2002 Traceable® Manometer/Pressure/Vacuum Gauge displays gauge and differential pressure/vacuum in 11 different units. Hose fittings allow use of hose/tubing with IDs from 1/16 to 3/16 in. Count up timer displays times up to 99 hr, 59 min, 59 sec with 5/8 in. high digits that are visible from 6 ft. RS-232 serial output permits unit to be connected to computer for monitoring and storing results. Accuracy is ±3% of full scale at 25°C.