Research

Pressure sensors & instruments for research and development projects in universities and laboratories.

Hand-held portable manometer for measuring positive and negative pressure ranges from 25 mbar up to 10 bar gauge or differential plus a 2 bar absolute. The measurement accuracy is 0.15% reading + 0.15% fs + 1 digit over a temperature range of -10 to +50°C. Optional leak detection, data logging and averaging filter functions.

High precision pressure transducer with an accuracy of 0.05% full scale including temperature errors over +10 to +40 deg C. Available in pressure ranges from 1 to 1000 bar gauge or absolute with a RS485 digital interface plus an optional USB or RS232 converter cable for connecting to a desktop or laptop PC.

Highly accurate digitally compensated pressure transducer with G1/2 male flush pressure port. Designed for use on viscous media or where a flush face is required for easier cleaning when used with food, drink or hazardous substances such as Oxygen. Select pressure ranges as low as 1 bar or as high as 1000 bar. Standard digital output is RS485 which can be converted to RS232 or USB via optional converter cables.

High precision pressure transmitter for measuring very low vented gauge reference or differential air pressures. Each presssure range can be adjusted to scale the 4-20mA or 0-10 volt output signal from 10 to 100% of the base range. Designed for measuring pressures across air filters, ventilation fans and valves on HVAC and pneumatic systems.

Low pressure sensor with a USB, RS232 or RS485 digital output interface for measuring low range gauge or differential pressures. A choice of three pressure ranges are available: 10, 20, 30, 50, 100, 200 or 300 mbar, each with an accuracy of 0.1% full scale over a temperature of -20 to +80 DegC

Miniature size 1/2 inch diameter stainlesss steel pressure sensor with either a strain gauge millivolt output or an amplified 0.5 to 4.5 Vdc output. Pressure ranges start from 10 bar (150psi) up to 400 bar (6000 psi). Thread sizes include M5, M6, M8, M10, Dash3 or 1/8NPT.

Half in inch diameter sensor for measuring both temperature and pressure in one device. Measure pressure in ranges from 0-150 psi up to 0-6000 psi. Select a NTC thermistor, PT100 or PT1000 temperature measurement device to integrate alongside the pressure sensing device.

Dual analogue output signal transmitter for simultaneous measurement of media pressure and temperature. Pressure ranges from 100 mbar up to 1000 bar and temperature measuring range from -25 to 100 DegC. To ensure good thermal contact with the media the temperature is measured just behind a flush diaphragm which has sufficient surface area to ensure minimal losses in media temperature at point of measurement.

Battery powered data logger for recording atmospheric pressure with an accuracy of ±0.1% full scale. A temperature sensor is also included with an accuracy of ±0.1 DegC.

Stainless steel pressure transmitter with ranges from 100mbar up to 40 bar gauge or absolute with optional accuracy ranging from the standard 0.35% FS up to 0.1% FS. Special options such as ATEX approval, SIL approval and compound ranges are also available.

High precision pressure transmitter with an accuracy of 0.1%FS BSL NLHR and digitally adjustable pressure ranges from 400mb up to 40 bar gauge & absolute

Stainless steel 316L wetted parts pressure sensor for high pressure ranges from 60 bar (900 psi) up to 600 bar (9000 psi). Used on applications such as hydraulic test benches, presses, injection moulding machines, hydraulic actuation and vehicle hydraulic systems. Accurate to 0.35% FS with options for 0.25% or 0.1% FS. Good long term stability of 0.1% FS over a period of 1 year.

High performance transducer with adjustable scaling for modifying the pressure range for different applications. Ranges from 0-60 bar up to 0-600 bar gauge or absolute. The output signal is accurate to 0.1% of base range or 0.5% with a 10:1 turn-down, and a 14 bit analogue to digital conversion provides a high resolution amplified output. Optional software and interface kit is available for re-ranging the output signal.

Piezo-resistive pressure transducer with a 2mV/V or 10mV/V output signal in pressure ranges from 0.5 bar up to 700 bar gauge or absolute.

Battery powered data logger for measuring and recording low range pressures. Designed for use in industrial environments with IP65 environmental protection and optional intrinsic safety. Available in pressure ranges from 10 mbar (4 inH2O) up to 300 mbar (120 inH2O) vented gauge.

Combined digital manometer and pressure data logging instrument for recording pressures and temperatures which can store up to 57,000 readings in the non-volatile memory with a battery life of up to 5 years.

LCD digital pressure gauge powered externally by a 2 wire series 4-20mA current loop or a digital interface. Use as a pressure transmitter or a digital output pressure sensor with a local readout display. Accurate to 0.2% FS the LEO3 is available in a sleection of pressure ranges from -1 to 3 bar up to 1000 bar (-15 to 45 psi up to 15,000 psi).

Battery powered submersible data logger for recording level of rivers, reservoirs, boreholes, tidal & coastal waters with ranges from 3.5 mH2O up to 350 mH2O gauge or absolute

Battery powered submersible data logger for recording level of rivers, reservoirs, boreholes, tidal & coastal waters with ranges from 3.5 mH2O up to 350 mH2O gauge with non-linear logging functions and extra memory capacity for recorded data.

The level troll 300 bore hole water level data logger is available in measuring ranges from 10.9 m up to 200.7 mH2O. To compensate for atmospheric pressure the device can be used in conjunction with the Barotroll atmospheric pressure logger or a known value can be entered into the software to adjust the readings.

High precision digital pressure gauge with an accuracy of 0.05% full scale in pressure ranges from -1 to 2 bar up to 1000 bar. The LEX 1 high accuracy digital pressure gauge features 6 pressure units, rotatable display, zero tare & peak hold display functions and optional ATEX approval for instrinsic safety.

Level pressure sensor with semi-flush ceramic diaphragm and stainless steel or PVDF wetted parts for aggressive corrosive media in ranges from 4mH2O up to 600mH2O gauge or absolute.

Submersible stainless steel pressure transmitter ideal for geotechnical surveying with a 19mm diameter for measuring hydrostatic water level in bore-holes. This small diameter level sensor has level ranges from 1 up to 250 metres water column and a 4-20mA current loop output signal.

Multifunctional digital controller for processing the signal from an extensive range of sensors for the purpose of controlling a process or recording test data. The CMC99 has a modular design with three slots in the rear for adding analogue signal conditioning cards which can handle up to 48 signals at once.

High precision differential pressure transducer with an accuracy of 0.1% full scale including temperature errors over +10 to 40 deg C. Available in pressure ranges from 1 to 30 bar differential with a RS485 digital interface as standard plus an optional USB or RS232 converter cable for connecting to a desktop or laptop computer.

High precision compact wet wet differential pressure transmitter with digitally corrected 4-20mA current loop or amplified voltage output signal in pressure ranges from 1 up to 30 bar differential.

Digital pressure sensor with 3 separate channels for measuring P1, P2 and DP readings plus 2 temperature channels measured on the sensing diaphragm which is in close contact with the media. Base pressure ranges from 3 bar up to 300 bar with high accuracy.

SDI-12 protocol transducer for sensing water depth level and temperature in seawater, brackish water, tidal water, saline water or leachate. The digital interface conforms to the requirements of the SDI12 support group and can be used with environment monitoring equipment which supports the SDI12 digital communications interface. A high corrosion resistant ceramic diaphragm is fitted a standard and stainless steel 316L, Duplex or Marine Bronze housing materials can be chosen to suit the application requirements. Measure salt water depth in the ranges starting from 0-10 metres up to 0-100 metres, including absolute non-vented ranges from 1.5 bar up to 10 bar absolute.

Combined pressure and temperature sensor with a 1200 baud rate serial data interface as defined by the SDI-12 support group. The S12S is a submersible probe used for monitoring water level and temperature. The SDI-12 digital interface is specially designed for low power, battery operated instrumentation such as on-site environmental dataloggers. Measure the rise and fall of water levels in ranges from 0 to 2 feet up to 0 to 300 feet of water column.

Passive compensated pressure transducer with a four arm semiconductor Wheatstone bridge circuit which produces a 100 millivolt with a 10 volt excitation. Pressure ranges from 0-100mbar up to 0-1000bar gauge or absolute. The silicon sensing chip is totally isolated from the media by an oil filled stainless steel 316L capsule with isolation membrane. This sensor is ideally suited for high frequency response applications since the output is only limited by the natural response of the silicon sensing capsule.

Piezo-resistive pressure sensor with a millivolt output direct from a four arm wheatstone bridge strain gauge circuit in pressure ranges from 10 up to 1000 bar gauge.