Integerated Engineers India

Patparganj, Delhi

Dwyer 628-06-GH-P1-E4-S1 PRESSURE TRANSMITTER 0-5 PSIG

Series 626 & 628 Industrial Pressure Transmitter

Complete Offering of Ranges, Connections and Outputs

The SERIES 626 Pressure Transmitters possess a highly precise 0.25% full scale accuracy piezo-resistive sensor contained in a compact, rugged, NEMA 4X (IP66) stainless steel general purpose housing or cast aluminum conduit housing.

The SERIES 628 Pressure Transmitters are ideal for OEMs with 1% full scale accuracy sensors. The corrosion resistant 316L stainless steel wetted parts allow the Series 626 and 628 transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals. The Series 626 and 628 are available in absolute and pressure ranges with a variety of optional outputs, process connections and electrical terminations to allow you to select the right transmitter for your application.

Note: The standard conduit housing (-CH) has been phased out, see the conduit box housing (-CB) for the replacement model.

Product Applications

• Compressors
• Pumping Systems
• Irrigation System Pressure
• Industrial Process Monitoring
• Hydraulic

MORE ABOUT THIS ITEM
Ideal for OEM and process applications where 1% full-scale accuracy is required. Transmitters feature a stainless steel housing and 316 stainless steel oil-filled sensor. The corrosion-resistant 316L stainless steel wetted parts allow these transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals in compressors, irrigation equipment, and process monitoring.

A variety of optional outputs, process connections and electrical terminations are available; contact an Application Specialist for deta

Sound infrastructure has helped us in presenting clients with the premium quality of Dwyer Industrial Pressure Transmitter. The Dwyer industrial pressure transmitter is known for its compact design and longer functional life. By following total quality management, the quality of the industrial pressure transmitter is never compromised. Features: Easy to operate and maintenanceCompact designEnhanced functional life Specifications: Measuring Medium: GasPressure range: -0.1MPa-100MPaCustomized: Customized

Dwyer 628-81-GH-P3-E1-S1 INDUSTRIAL PRESSURE TRANSMITTER 0-40 Bar

Series 626 & 628 Industrial Pressure Transmitter

Complete Offering of Ranges, Connections and Outputs

The SERIES 626 Pressure Transmitters possess a highly precise 0.25% full scale accuracy piezo-resistive sensor contained in a compact, rugged, NEMA 4X (IP66) stainless steel general purpose housing or cast aluminum conduit housing.

The SERIES 628 Pressure Transmitters are ideal for OEMs with 1% full scale accuracy sensors. The corrosion resistant 316L stainless steel wetted parts allow the Series 626 and 628 transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals. The Series 626 and 628 are available in absolute and pressure ranges with a variety of optional outputs, process connections and electrical terminations to allow you to select the right transmitter for your application.

Note: The standard conduit housing (-CH) has been phased out, see the conduit box housing (-CB) for the replacement model.

Product Applications

• Compressors
• Pumping Systems
• Irrigation System Pressure
• Industrial Process Monitoring
• Hydraulic

MORE ABOUT THIS ITEM
Ideal for OEM and process applications where 1% full-scale accuracy is required. Transmitters feature a stainless steel housing and 316 stainless steel oil-filled sensor. The corrosion-resistant 316L stainless steel wetted parts allow these transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals in compressors, irrigation equipment, and process monitoring.

A variety of optional outputs, process connections and electrical terminations are available; contact an Application Specialist for details.

Differential Pressure Transmitter Cost Effective for B.A.S. Applications, Digital Push-Button Calibration with One- Touch Transmitter Technology.The Series 616K & 616OT Differential Pressure Transmitters with One-Touch technology are designed for simplicity making them the ideal choice for installers and maintenance professionals.The One-Touch Differential Pressure Transmitters are cost-effective, compact transmitters that reduce up front costs as well as expenses over the life of the product. Specifications: Type: Differential Pressure TransmitterCustomized: Non-CustomizedPressure range: 0.001MPa???35MPa

Differential pressure transmitter from Beck Gmbh 984m series are used for measuring differential pressure, positive pressure and vacuum pressure. These sensor offer 2 pressure ranges which can be alternatively be selected by a jumper for monitoring gases, clean air and non-aggressive media. Applications: Air conditioning and clean roomsBuilding automationEnvironment protectionfans and blower controlvalve and flap controlfilter and blower monitoringstair pressurizationcontrol of air flowsAir flow monitoringAir velocity measurementGas Flow measurementGas flow metering Specifications: Dual jumper selectable measuring range measuring range: 0-100Pa to 0-250kPa with or without display4-20mA, 0-10V jumper selectable output square rooted function outputIP54, IP65 housing 2, 3 wire connectionEg. 984m.535 0-1kPA 0-2.5 kPa

Weather proof differential pressure transmitter-212 the series 212 weatherproof differential pressure transmitter can accurately measure positive, negative, or differential pressure and send a corresponding 4-20 ma or 0-10 v output signal. The series 212 weatherproof differential pressure transmitter is designed with an ip 65 enclosure and can be easily mounted to any flat surface. The series 212 is not position sensitive and can be mounted in any orientation without compromising accuracy. The compact, lightweight design makes installation simple and easy.

3100d explosion-proof differential pressure transmitterthe mercoid series 3100d smart pressure transmitter is a microprocessor-based high performance transmitter, which has flexible pressure calibration, push button configuration, and programmable using hart communication. The series 3100d is capable of being configured for differential pressure or level applications with the zero and span buttons. A field calibrator is not required for configuration. The transmitter software compensates for thermal effects, improving performance. Eeprom stores configuration settings and stores sensor correction coefficients in the event of shutdowns or power loss. The series 3100d is fm or atex approved for use in hazardous (classified) locations. The 100:1 rangeability allows the smart transmitter to be configured to fit any application.Product applications : level monitoringflow measurement : filter or pump differential pressure and critical process monitoring

636D Fixed Range Differential Pressure Transmitter The Series 636D Differential Pressure Transmitter can be used for measuring pressures of liquids, gases & vapors. All available ranges have an excellent 0.5% F.S. accuracy with a 4-20 mA Output standard or optional 1-5 VDC output. The NEMA 4 housing is an all 316 welded construction that is designed to withstand the harshest environmental conditions. With all 316L wetted materials, this transmitter is compatible with most media. These units are CSA approved explosion-proof for use in the specified hazardous locations and meet NACE standards for off-shore applications. Product Applications : Monitoring Differential Pressure for: Oil & Gas Applications, Level Measurements in Non-Vented Liquid Tanks, Filtration Systems, Compressor Control, Process Control.

Series 607 Differential Pressure TransmitterSeries 607 Differential Pressure Transmitter combines very low ranges with exceptional stability, reliability and either 0.25% or 0.5% accuracy for the most demanding applications. Ranges from 0-0.1" to 0-25" w.c. Ultra thin glass clad silicon diaphragm design resists shock and vibration, practically eliminates drift. Certification to NIST standards is included with each unit. Tough stainless steel housing is NEMA 2 rated to protect against moisture and dirt. Use with air and other compatible gases. Product Applications : Leak DetectionClean Room Control : Lab and Fume Hood Pressure Control

Dwyer 628-82-GH-P3-E4-S1 Pressure Transmitter 0-70 Bar

Series 626 & 628 Industrial Pressure Transmitter

Complete Offering of Ranges, Connections and Outputs

The SERIES 626 Pressure Transmitters possess a highly precise 0.25% full scale accuracy piezo-resistive sensor contained in a compact, rugged, NEMA 4X (IP66) stainless steel general purpose housing or cast aluminum conduit housing.

The SERIES 628 Pressure Transmitters are ideal for OEMs with 1% full scale accuracy sensors. The corrosion resistant 316L stainless steel wetted parts allow the Series 626 and 628 transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals. The Series 626 and 628 are available in absolute and pressure ranges with a variety of optional outputs, process connections and electrical terminations to allow you to select the right transmitter for your application.

Note: The standard conduit housing (-CH) has been phased out, see the conduit box housing (-CB) for the replacement model.

Product Applications

• Compressors
• Pumping Systems
• Irrigation System Pressure
• Industrial Process Monitoring
• Hydraulic

MORE ABOUT THIS ITEM

Ideal for OEM and process applications where 1% full-scale accuracy is required. Transmitters feature a stainless steel housing and 316 stainless steel oil-filled sensor. The corrosion-resistant 316L stainless steel wetted parts allow these transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals in compressors, irrigation equipment, and process monitoring.

A variety of optional outputs, process connections and electrical terminations are available; contact an Application Specialist for details.

To get accurate readings over a wide temperature range Setra Pressure Transmitter is a thin-film sensor has high-end capabilities.It provides stability in the most of the applications of large volume OEM installations.Made from the quality components the transmitter features lists a number of positive attributes such as thicker diaphragm and a restrictor optional to measure the extreme temperature where positive or negative pressure spikes is a concern for environmentalists. Features: Poly carbonate front & back coverDouble pressure limitsFour digit display Specifications:Type: Diaphragm Pressure TransmitterMeasuring Medium: Steam, Water, Oil, AirPressure range: -100kpa 0-1kpa10MPa

Dwyer Manganese Differential Pressure Transmitter Specifications:Output Signal Type: Digital TypeMaterial: MetalProtection: IP65

Wet Differential Pressure Transmitter Specifications:Measuring Range: 20-200Pa to 200-4000PaProtection: IP54Operating Temperature: -20C to +60C

Wet Differential Pressure Transmitter Specifications:Measuring Range: 20-200Pa to 200-4000PaProtection: IP54Operating Temperature: -20C to +60C

Dwyer Manganese Differential Pressure Transmitter Specifications:Output Signal Type: Digital TypeMaterial: MetalProtection: IP65

Differential Pressure Transmitter Specifications: Accuracy: 2% FSStability: 1% FSyearTemperature Limits: 32 to 122F (0 to 50C)Pressure Limits: 2 psi (13.8 kPa)

Dwyer 628-75-GH-P3-E1-S1 PRESSURE TRANSMITTER 0-10 Bar

Series 626 & 628 Industrial Pressure Transmitter

Complete Offering of Ranges, Connections and Outputs

The SERIES 626 Pressure Transmitters possess a highly precise 0.25% full scale accuracy piezo-resistive sensor contained in a compact, rugged, NEMA 4X (IP66) stainless steel general purpose housing or cast aluminum conduit housing.

The SERIES 628 Pressure Transmitters are ideal for OEMs with 1% full scale accuracy sensors. The corrosion resistant 316L stainless steel wetted parts allow the Series 626 and 628 transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals. The Series 626 and 628 are available in absolute and pressure ranges with a variety of optional outputs, process connections and electrical terminations to allow you to select the right transmitter for your application.

Note: The standard conduit housing (-CH) has been phased out, see the conduit box housing (-CB) for the replacement model.

Product Applications

• Compressors
• Pumping Systems
• Irrigation System Pressure
• Industrial Process Monitoring
• Hydraulic

MORE ABOUT THIS ITEM

Ideal for OEM and process applications where 1% full-scale accuracy is required. Transmitters feature a stainless steel housing and 316 stainless steel oil-filled sensor. The corrosion-resistant 316L stainless steel wetted parts allow these transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals in compressors, irrigation equipment, and process monitoring.

A variety of optional outputs, process connections and electrical terminations are available; contact an Application Specialist for details.

Dwyer 628-95-GH-P1-E4-S1 Pressure Transmitter 0-600 Bar

Series 626 & 628 Industrial Pressure Transmitter

Complete Offering of Ranges, Connections and Outputs

The SERIES 626 Pressure Transmitters possess a highly precise 0.25% full scale accuracy piezo-resistive sensor contained in a compact, rugged, NEMA 4X (IP66) stainless steel general purpose housing or cast aluminum conduit housing.

The SERIES 628 Pressure Transmitters are ideal for OEMs with 1% full scale accuracy sensors. The corrosion resistant 316L stainless steel wetted parts allow the Series 626 and 628 transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals. The Series 626 and 628 are available in absolute and pressure ranges with a variety of optional outputs, process connections and electrical terminations to allow you to select the right transmitter for your application.

Note: The standard conduit housing (-CH) has been phased out, see the conduit box housing (-CB) for the replacement model.

Product Applications

• Compressors
• Pumping Systems
• Irrigation System Pressure
• Industrial Process Monitoring
• Hydraulic

MORE ABOUT THIS ITEM

Ideal for OEM and process applications where 1% full-scale accuracy is required. Transmitters feature a stainless steel housing and 316 stainless steel oil-filled sensor. The corrosion-resistant 316L stainless steel wetted parts allow these transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals in compressors, irrigation equipment, and process monitoring.

A variety of optional outputs, process connections and electrical terminations are available; contact an Application Specialist for details

Dwyer 628-30-GH-P3-E4-S1 PRESSURE TRANSMITTER 15-0 PSIG

Series 626 & 628 Industrial Pressure Transmitter

Complete Offering of Ranges, Connections and Outputs

The SERIES 626 Pressure Transmitters possess a highly precise 0.25% full scale accuracy piezo-resistive sensor contained in a compact, rugged, NEMA 4X (IP66) stainless steel general purpose housing or cast aluminum conduit housing.

The SERIES 628 Pressure Transmitters are ideal for OEMs with 1% full scale accuracy sensors. The corrosion resistant 316L stainless steel wetted parts allow the Series 626 and 628 transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals. The Series 626 and 628 are available in absolute and pressure ranges with a variety of optional outputs, process connections and electrical terminations to allow you to select the right transmitter for your application.

Note: The standard conduit housing (-CH) has been phased out, see the conduit box housing (-CB) for the replacement model.

Product Applications

• Compressors
• Pumping Systems
• Irrigation System Pressure
• Industrial Process Monitoring
• Hydraulic

MORE ABOUT THIS ITEM

Ideal for OEM and process applications where 1% full-scale accuracy is required. Transmitters feature a stainless steel housing and 316 stainless steel oil-filled sensor. The corrosion-resistant 316L stainless steel wetted parts allow these transmitters to measure the pressure in a multitude of processes from hydraulic oils to chemicals in compressors, irrigation equipment, and process monitoring.

A variety of optional outputs, process connections and electrical terminations are available; contact an Application Specialist for details.

629 Wet Differential Pressure TransmitterThe Series 629 Differential Pressure Transmitter monitors differential pressure of air and compatible gases and liquids with 0.5% accuracy. The design employs dual pressure sensors converting pressure changes into a standard 4-20 mA output signal for two wire circuits. Small internal volume and minimum moving parts result in exceptional response and reliability. Terminal block zero and span adjustments are easily accessed under the top cover. The Series 629 Differential Pressure Transmitter is designed to meet NEMA 4X (IP66) construction.Product Applications : Monitor Differential Pressure Across: Flow Elements, Heat Exchangers, Filters, Pumps, Coils, Compressors

647 Wet Differential Pressure Transmitter Monitor differential pressure in airliquid flow systems, HVAC automation, pneumatic systems and process control with the Series 647 WetWet Differential Pressure Transmitter. Units are temperature compensated and provide a 4 to 20 mA output signal which can be interfaced with chart recorders, data loggers and computerized monitoring and control systems.

631B Capsuhelic Wet Differential Pressure TransmitterThe Dwyer Series 631B Capsuhelic Differential Pressure Transmitter monitors differential pressure of air and compatible gases and liquids with accuracy. The design employs converting pressure changes into a standard 4-20 mA output signal for two wire circuits. Digital push-button, zero and span adjustments are easily accessed on the front cover. The Series 631 Differential Pressure Transmitter is designed to meet NEMA 4X (IP66) construction. Robust housing offers 500 psi static pressure rating on ranges down to 0.5" w.c.Product Applications : Refrigeration EquipmentEnergy and Water Management : Liquid Level in Water Storage Tanks

655A 316 Wet Differential Pressure Transmitter Series 655A Differential Pressure Transmitters are designed for high staticlow DP applications designed especially for the End Users and OEM's where extreme overpressure and high performance of 0.25% accuracy and stability are required at ranges down to 3" w.c. Every 655A Series is built using advanced manufacturing techniques to ensure symmetry between the HI and LO ports. Symmetry, along with automated welding procedures give these differential pressure transmitters excellent performance and reliability over time at high elevated line pressure. Each unit includes a 6-point NIST certificate of calibration which demonstrates the unit's high level of performance. The 655A Series transmitter pressure ports that are all welded 316 SS with an O-Ring free design making it ideal for high cyclical applications, capillary filled systems, or applications where a guaranteed leak free system is needed.

616C Differential Pressure TransmitterSeries 616 Transmitter features an exceptional 0.25% accuracy in several factory calibrated ranges. Choose the one just right for your application. Span and Zero controls included for fine tuning and minor re-calibration in the field.Series 616C Transmitter features an exceptional 1% accuracy in several factory calibrated ranges. Choose the one just right for your application. Span and Zero controls included for fine tuning and minor re-calibration in the field.Product Applications : Compact housing makes unit ideal for variable air volume systems.

The Series 616D Differential Pressure Transmitter senses the pressure of air and compatible gases and sends a standard 4-20 mA output signal. The 616D housing is specifically designed to mount on a 35 mm DIN rail in a panel. This mounting style allows for several units to be mounted closely together reducing required space. A wide range of models are available factory calibrated to specific ranges. The span and zero controls are for use when checking calibration. They are not intended for re-ranging to a significantly different span. Versatile circuit design enables operation in 2-wire current loops. Product Applications : Compact, DIN rail housing allows unit to be easily mounted in HVAC control panel.

Series 607D DIN Rail Mount DifferentialThe Series 607D DIN Rail Mount Differential Pressure Transmitter senses the pressure of air and compatible gases and sends a standard 4 to 20 mA output signal. The 607D housing is specifically designed to mount on a 35 mm DIN rail in a panel. This mounting style allows for several units to be mounted closely together reducing required space. A wide range of models are available factory calibrated to 0.25% full scale accuracy in ranges from the very low 0.1 in w.c. to 25 in w.c. The span and zero controls are for field calibration. Units also include redgreen LED status of proper transmitter operation. Versatile circuit design enables operation in 2-wire current loops.

668 Differential Pressure TransmitterOur low cost Series 668 Differential Pressure Transmitter is capable of measuring low pressures with a 1% accuracy - ideally suited for proper building pressurization and air flow control. Transmitters can withstand up to 10 psig overpressure with no damage to the unit. Variable capacitance sensor design provides excellent sensitivity and long-term stability. Compact, lightweight design makes installation simple and easy. Units also feature reverse-polarity protection. Product Applications : Compact housing ideal for variable air volume systems.Bi-directional ranges suited to measure building pressures.

648C Differential Pressure Transmitter The Series 648B and 648C Differential Pressure Transmitters are designed to be used with clean, dry air and other non-corrosive gases. Each unit features a push-activated zero function and an associated LED light indicator. With the convenient push-button, zero calibration can be performed without any additional equipment, which significantly reduces time and cost for users. The dual color LED indicates if the transmitter is at normal operation, overpressure, or in the process of zero calibration. The enclosure consists of a flame retardant plastic top cover and a stainless steel bottom plate for ruggedness. The pressure ranges vary from 0.1 in w.c. to 25 in w.c. unidirectional and 0.25 in w.c. to 5 in w.c. bidirectional. Series 648B comes standard with 0.8% FS* accuracy, while 648C models are available in 0.4% FS* accuracy for more demanding applications. Wiring time is reduced with the removeable terminal block. Each unit features a 2-wire 4 to 20 mA output that is fully protected against short circuiting and incorrect wiring

Series 646B Differential Pressure Transmitter The Series 646B Differential Pressure Transmitter is designed to be used with clean, dry air and other non-corrosive gases. Each unit features a flame retardant enclosure and a unique design which is suitable for circuit board mounting. Series 646B measures differential pressure at an accuracy of 2.0% FS down to 0.5 in w.c. The transmitter contains a stainless steel sensor that provides resistance against corrosion combined with excellent performance and long term stability. The Series 646B transmitter features excellent stability, low hysteresis, accurate operation over a broad temperature range, and exceptional insensitivity to vibration. These features make the transmitters perfect for VAV systems, filter monitoring, HVAC fan control, building pressurization, and leak detection systems. Product Applications : VAV Systems, Filter Monitoring, HVAC Fan Control, Building Pressurization, Leak Detection.

Series 677B Differential Pressure Transmitter Series 677B Differential Pressure Transmitters are designed to measure pressures as low as 0.1 in w.c. with 0.4% accuracy. Use Series 677B for building energy management systems, environmental pollution control, oven pressurization, lab and fume hood control, HVAC and VAV applications. The transmitter features 15 psid overpressure, reverse polarity protection and EMIRFI protection. Internal regulation permits use with unregulated DC power supplies. The NEMA 4 housing allows for versatile mounting locations and integral mounting tabs simplify installation.

Series DM-2000 Differential Pressure Transmitter The Dwyer Series DM-2000 Differential Pressure Transmitter senses the pressure of air and compatible gases and sends a standard 4-20 mA output signal. The DM-2000 housing is specifically designed to mount in the same diameter cutout as a standard Magnehelic gage. A wide range of models are available factory calibrated to specific ranges. Pressure connections are inherent to the glass filled plastic molded housing making installation quick and easy. Digital push-button zero and span simplify calibration over typical turn-potentiometers. An optional 3.5 digit LCD shows process and engineering units. A single bush button allows field selection of 4 to 6 engineering units depending on range. Product Applications : Filter monitoring, Fan pressure indication, Duct static pressures, Bi-direction ranges ideal for sensing fluctuating building pressure.

Series 605 Magnehelic Differential Pressure Indicating Transmitter The Series 605 Magnehelic Indicating Transmitter provides for both visual monitoring and electronic control of very low differential pressure. The Series 605 is ideal for control applications in building HVAC systems where local indication is desired during routine maintenance checks or necessary when trouble shooting the system. The easily read dial gage is complimented by the two-wire, 4-20 mA control signal utilizing the time-proven Dwyer Magnehelic gage mechanical design and Series 600 transmitter technology. The two-wire design with terminal strip on the rear simplifies connection in any 4-20 mA control loop powered by a 10-35 VDC supply. Product Applications : Monitor pressures in ducts, rooms, or total building pressures, Filter monitoring, Local indication of clean room pressures with process signal sent to control room.

Differential Pressure Transmitter Specifications: Accuracy: 2% FSStability: 1% FSyearTemperature Limits: 32 to 122F (0 to 50C)Pressure Limits: 2 psi (13.8 kPa)

Setra pressure transmitter to get accurate readings over a wide temperature range setra pressure transmitter is a thin-film sensor has high-end capabilities.it provides stability in the most of the applications of large volume oem installations.made from the quality components the transmitter features lists a number of positive attributes such as thicker diaphragm and a restrictor optional to measure the extreme temperature where positive or negative pressure spikes is a concern for environmentalists. features: poly carbonate front & back coverdouble pressure limitsfour digit display specifications:type: diaphragm pressure transmittermeasuring medium: steam, water, oil, airpressure range: -100kpa 0-1kpa10mpa

645 Wet Differential Pressure TransmitterSeries 645 WetWet Differential Pressure Transmitters are designed for use with compatible gases and liquids which can be applied to both the pressure and reference ports. Quick response capacitance sensor delivers a 4 to 20 mA output signal proportional to differential pressure with .25% accuracy. The Series 645 transmitters are ideal for process control, filter condition monitoring, refrigeration equipment, pump speed control, HVAC equipment, and liquid level measurement. For ease of installation and maintenance, order optional 3-valve manifold assembly. Bleed ports allow for total elimination of air in the line and pressure cavities.

WWDP Differential Pressure TransmitterThe Series WWDP Wet-to-Wet Differential Pressure Transmitter offers everything in one package by having 30 field selectable variations in just 3 models. The WWDP provides field selectable unidirectional and bidirectional pressure ranges, configurable 0-5, 1-5, 0-10 VDC, and 4 to 20 mA output. It also provides an auto-zero capability. The field selectable port swap feature eliminates costly replumbing if the unit is improperly installed or if the transmitter is simply replaced. An optional LCD display is available for on-sight indication of line and differential pressure. The all cast aluminum housing is rated NEMA 4 (IP66). These features make the WWDP transmitter an ideal instrument for measuring the flow of various liquids and gases, pressure drop across filters, measurement of liquid level or pressurized vessels, and for use in energy management and process control systems.