BD Sensors digital pressure switches offer reliable, precise switching for a variety of specialized applications.
BD Differential Pressure Sensors
BD Sensors offers differential pressure sensors for gases and liquids. Choose from 4-20mA, HART, 0-10Vdc, RS485 outputs. Ideal for HVAC, labs, clean rooms, and process plants.
BD Sensors Screw-In Liquid Level Sensors
BD Sensors offers a wide range of screw-in liquid level sensors for various applications. Measure water, waste water, fuels, chemicals, and more. Materials and certifications available for specialized needs.
BD Sensors Submersible Liquid Level Probes
BD Sensors offers submersible liquid level probes for various liquids, including water, wastewater, fuels, and chemicals. IP68 rated, with material options for hygienic, marine, and harsh environments.
2m range 0.6% conc. chlorine liquid level sensor
Corrosion resistant liquid level sensor to measure up to 2m chlorine solution 0.6% conc.
What can a DP sensor be used to measure beyond differential pressure?
Differential pressure sensors offer functionality beyond their primary purpose. Explore the unexpected measurements and applications that these multi-purpose sensors can be adapted to support.
Measuring flow rate of a liquid or gas using a dp sensor
An introduction to the dp flow method of using a differential pressure sensor for measuring the flow of liquids and gases.
Measuring density of a liquid using a dp sensor
This guide provides an overview of methods for measuring liquid density using differential pressure sensors in various tank configurations and conditions.
Measuring liquid level in a tank using a dp sensor
Differential pressure sensors can be used to measure liquid level in a tank. Here we will explain how a DP sensor is used to measure liquid level.
Measuring vacuum as a negative gauge pressure using a dp sensor
Learn how a differential pressure sensor (dp sensor) can be used to measure a partial vacuum as a negative pressure relative to local surrounding air pressure.
Measuring vacuum as an absolute range using a dp sensor
Find out how to use a differential pressure sensor (dp sensor) to measure a partial vacuum as a positive pressure relative to full vacuum.
Measuring barometric pressure using a dp sensor
Learn the method to convert a differential pressure (DP) sensor for barometric pressure measurement.
Measuring absolute pressure using a dp sensor
Learn the method to convert a differential pressure (DP) sensor for absolute pressure measurement.
Measuring gauge pressure using a dp sensor
Differential pressure sensors can double as gauge pressure sensors. Here we will explain how a DP sensor is used to measure gauge pressure.
Cooking Measurements Converter
This tool helps convert cooking ingredient quantities and temperatures to various units, allowing for precise measurements as required by recipes. It supports weight (e.g., grams, ounces), volume (e.g., milliliters, pints), and temperature (e.g., Celsius, Fahrenheit) conversions, offering convenience and accuracy for culinary needs.
Everyday Measurements Converter
Quickly choose from 8 common measurands that we all use everyday, and convert measurements to different units for Length, Mass, Temperature, Time Period, Area, Volume, Pressure and Speed.
US/Imperial & Metric Units Converter
Convert between us / imperial and metric units for measurements of length, area, volume, speed, temperature, mass, force, and pressure.
Temperature Sensor Calculator
This multi-function tool can be easily adapted to calculate all the main parameters required by users when setting up, configuring and calibrating the different types of temperature sensors with added signal conditioning.
Mile Pace Calculator
This tool will help you calculate mile pace (min:sec/mi), from your time taken and distance completed during walking or running
Kilometre Pace Calculator
This tool will help you calculate kilometre pace (min:sec/km), from your time taken and distance completed during walking or running.
Stride Length Calculator
This tool will help you calculate your stride length from your distance and steps recorded during walking or running.
Steps Per Minute Calculator
This tool will help you calculate steps per minute, from the steps and time recorded after a fitness walk or run.
Combined Temperature and Hydrostatic Liquid Level Sensors
Combined temperature & level sensors which provide a signal output for both temperature and hydrostatic pressure measurement from one device.
Small Diameter Borehole Hydrostatic Liquid Level Sensors
Hydrostatic level sensors for measuring ground water level in small diameter bore-holes.
SDI-12 Hydrostatic Liquid Level Sensors
SDI-12 interface hydrostatic level sensors with a serial digital interface for measuring liquid depth and returning the reading to low powered telemetry instrumentation in remote locations.
Seawater Hydrostatic Liquid Level Sensors
Hydrostatic level sensors which are suitable for immersing in seawater for long periods to monitor depth and tidal changes.
Absolute Unvented Reference Hydrostatic Liquid Level Sensors
Non-vented absolute range hydrostatic level sensors for measuring liquid level where it is not possible or practical to connect a vented gauge reference.
Marine Approved Hydrostatic Liquid Level Sensors
Marine approved hydrostatic liquid level sensors for use in marine environments.
Freshwater Hydrostatic Liquid Level Sensors
Liquid level sensors for measuring the level of freshwater in tanks, boreholes, reservoirs, rivers, canals, streams and wells.
Plastic Submersible Hydrostatic Liquid Level Sensors
Chemical resistant submersible level sensors with a PVC housing and ceramic diaphragm for measuring the hydrostatic level of harsh chemicals.
Plastic Externally Fitted Hydrostatic Liquid Level Sensors
Plastic liquid level sensors with a PVDF housing and Ceramic diaphragm for fitting to the outside of a chemical storage tank.
Brackish Water Hydrostatic Liquid Level Sensors
Brackish water depth and level sensors with housing material for use with tidal and coastal sea water.
Hazardous Area Submersible Hydrostatic Liquid Level Sensors
ATEX/IECEx intrinsically safe IP68 sensors for liquid level measurement in intrinsically safe installations on petrochemical, pharmaceutical, landfill and sewage treatment sites.
Hazardous Area Externally Fitted Hydrostatic Liquid Level Sensors
Hazardous area external mount level sensors for use in zones where there is a high risk of explosive gases being present.
Flush Diaphragm Millivolt Output Pressure Transducers
Exposed flush face diaphragm pressure sensor with millivolt output signals for measuring the pressures of high viscosity liquids or where the internal volume of the pressure connection needs to be eliminated.
High Range Pressure Millivolt Output Transducers
High pressure transducers with millivolt output signal for testing hydraulic pressures.
OEM Millivolt Output Pressure Transducers
OEM pressure transducer with strain gauge bridge output signal for incorporating into OEM instrumentation design for easy adaption into your own custom mechanical configuration and electrical interface.
Sanitary Voltage Output Pressure Transducers
All stainless steel voltage output pressure transducers for sanitary applications such as monitoring food, brewing, medicine and dairy production processes.
Low Range DP Voltage Output Transducers
Low pressure range dp transducers for measuring draft pressures in ventilation systems or air extraction systems.
Rangeable Pressure Transmitters
Rangeable pressure transmitter which can be down-ranged by the operator to scale the 4 to 20mA output signal to a different pressure range.
Atmospheric Pressure Data Loggers
Barometric pressure data loggers for recording trends in atmospheric pressure for weather monitoring or for synchronising with other data such as non-vented water level readings.
Universal Sensor Input Data Loggers
Multifunctional data recording device for accepting electrical signals from a wide range of sensor types such pressure, temperature, position, load, humidity and flow.
Pressure Gauges with Integral Data Logger
Digital pressure gauges combined with a programmable data logger for recording pneumatic or hydraulic pressures at set time periods.
I²C Serial Interface Sensors and Instruments
Instrumentation that has a I²C (Inter-Integrated Circuit) serial computer bus interface for inter-connection & compatibility with other I²C components.
SDI-12 Serial Interface Sensors and Instruments
Instrumentation with a serial data interface with a baud rate of 1200 for connecting to environmental data acquisition (EDA) products.
HVAC Pressure Gauges
Gauges used for measuring heating, ventilation and air conditioning parameters.
HVAC Pressure Sensors
Sensors used for measuring heating, ventilation and air conditioning parameters.
Vacuum Range Calibration Equipment
Calibration pumps for generating vacuum pressures to check vacuum reading accuracy of sensors, gauges and switches with a master vacuum test gage.
Electronic Vacuum Switches
Electronic switches for starting & stopping equipment or sending an alarm signal at a preset vacuum pressure.
Vacuum Digital Interface Pressure Sensors
Vacuum range digital interface pressure sensors for connecting to computer serial bus or other intelligent interface.
Corrosive Chemical Compatible Flush Diaphragm Liquid Level Sensors
Fluid level sensors with plastic bodies and flush ceramic diaphragms for use with corrosive chemicals where no metal parts can be exposed to the media.
Flush Diaphragm Electronic Pressure Switches
Solid state pressure switches with open diaphragm connections for sending a switch signal for controlling devices such pressure relief valves or a process fill pump.
Flush Diaphragm Liquid Level Sensors
Liquid level sensors for wastewater and slurry applications requiring measurement of a few metres of liquid height with an open face diaphragm to prevent clogging.
Suction Pressure Calibration Equipment
Select a calibration equipment for calibrating suction pressure measuring devices, and generating suction pressure for setting calibration points.
High Accuracy DP Sensors
High accuracy differential pressure sensors for measuring with a high degree of accuracy and resolution to obtain precise dp readings.
Low Range DP Sensors
Low range differential pressure sensors for measuring very small pressure differences.
Rangeable DP Sensors
Rangeable differential pressure sensors with output signals that can be adjusted by the user to elevate or suppress the zero position and turn down the full range span.
Intrinsically Safe DP Sensors
Intrinsically safe differential pressure sensors with EEx certification for use in potentially explosive atmospheres with an intrinsically safe zone barrier.
Air DP Sensors
Air differential pressure sensors for monitoring and controlling air pressures across filters, through ventilation control vanes, in laminar air flow cabinets and between clean room partition walls.
Digital Interface DP Sensors
Differential pressure sensors with digital interfaces for RS485, RS232 or USB communications with a computer.
Compound Range Pressure Gauges
Pressure gauges which have been calibrated to display the pressure over a negative and positive measurement range.
Intrinsically Safe Liquid Level Sensors
Liquid level sensors with intrinsic safety approval for measuring the level of fluid contents where flammable gas or dust is present.
Intrinsically Safe Pressure Switches
Electronic pressure switches that are intrinsically safe approved.
High Accuracy Digital Interface Pressure Sensors
Digital output pressure sensors with high accuracy measurement via RS485, USB and RS232 interfaces at room temperature and over the operating temperature range.
High Pressure Range Calibrators
High range pressure calibrators for checking and testing the accuracy performance of high pressure measurement instrumentation.
High Pressure Range Data Loggers
High range pressure data recorders for saving high pressure readings to create a data record over a specified time period.
High Temperature Liquid Level Sensors
Liquid level sensors with cooling elements for isolating a high media temperature or where the whole device can be submerged in a hot fluid.
Low Pressure Calibrators
Low level pressure range calibration equipment including hand pumps with fine volume adjustment for precise setting of low pressure calibration set-points.
Low Pressure Data Loggers
Instruments with built-in memory storage for recording low gauge or differential air pressures.
Low Range Digital Interface Pressure Sensors
Low range pressure measurement sensing devices. Analog & digital output pressure sensors for measuring low range pressures.
Temperature Measuring Submersible Sensors and Instruments
Temperature sensing submersible probes for measuring the temperature of the surrounding liquid.
High Range Digital Interface Pressure Sensors
Hydraulic range pressure sensors with USB, RS232 or RS485 interface electronics. Improve high pressure measurement accuracy with a high resolution computer interface.
Air Pressure Calibrators
Pressure calibrators, hand pumps & test gauges for the generating pneumatic pressures and checking air pressure instrumentation in-situ in a process plant or on a calibration workshop bench.
Air Pressure Data-Loggers
Data-loggers for recording the pressure of air systems within internal instrument memory or via digital data link to a computer.
Digital Interface Air Pressure Sensors
Digital pressure sensors for air measurements in research and test applications where high resolution & accuracy is required.
Air Pressure Sensors
Analogue & digital output pressure sensors specially designed for applications involving the measurement of air systems.
OEM Custom Design Sensors
Transducers with and without signal conditioning with flexible specifications for adapting to different OEM design requirements.
Chemical Resistant Submersible Sensor and Instrument Probes
Chemical resistant submersible sensors & instruments for use with caustic chemicals such as acid & alkaline solutions.
Wastewater Submersible Sensors and Instrumentation
Wastewater submersible sensors & instruments for installing in sewage treatment systems, landfill sites and other industrial waste management sites.
Freshwater Submersible Sensor and Instrument Probes
Fresh water sensor & instrument probes for submersible use in environmental monitoring, water utilities, boreholes, reservoirs and other applications involving the submersion into to clean or potable drinking water.
Small Diameter Submersible Sensor and Instrument Probes
Small diameter submersible probes for geological research survey applications in narrow boreholes for applications such as hydro-logical site surveys & groundwater testing.
Intrinsically Safe Submersible Sensor and Instrument Probes
Intrinsically safe approved IP68/NEMA 6X sensors for immersing in tanks on sites where instrumentation must be certified for use in hazardous areas contain volatile substances such as oil refineries, fuel depots, landfill sites and sewage treatment works.
High Temperature Resistant Submersible Sensors and Instruments
High temperature protected submersible probes and instrumentation with electronics, housing and cable designed to be immersed in hot liquids.
Shallow Depth Submersible Sensor and Instrument Probes
Low range level measurement probes & instruments for measuring depth of rivers, stream and liquid level in small storage tanks.
OEM Design Submersible Sensor and Instrument Probes
Customisable low cost submersible probes for OEM manufacturers of data-logging and telemetry equipment.
0-50Vac input to 0-10Vdc output converter
convert a 0-50Vac signal to a 0-10 volts dc signal
4-20mA Max. Load Resistance, Min. Tx and Power Supply Calculator
This tool will calculate the maximum load resistance, minimum power supply or transmitter supply that can be used, in order for a 4 to 20mA current loop circuit to have sufficient power to operate.
4-20mA Signal, Shunt Resistor and Volts Out Calculator
This tool will calculate the voltage drop created by adding a shunt resistor to a 4-20mA current loop signal circuit
Running or Walking Distance, Steps and Time Calculator
This multi-functional tool will help you calculate many personal fitness performance indicators including cadence, pace, speed and stride from your distance, steps and time recorded during walking or running.
Time Period Multi-Unit Converter
Use this tool to convert a period of time in one measurement unit to the equivalent in multiple units including years, months, weeks, days, hours, minutes, seconds, centiseconds (1/100th sec) and milliseconds.
Pressure Sensor Calibration Error Calculator
Use this tool to calculate the output error of a pressure sensor by entering the calibration reference pressure reading, pressure sensor range and measured output.
Pressure Sensor Output Calculator
This tool will calculate the expected output signal from a pressure sensor of a certain specified pressure range and applied pressure. It is also possible to reverse the function of the tool to calculate the applied pressure expected to produce a specific output reading.
Percentage Calculator
This tool will help you calculate percentage values using the various methods of changing a base value into a new one by a set percentage.
4 to 20 mA Supply, Load, Shunt and Signal Calculator
This 4-20mA current loop signal circuit tool will calculate all the electrical parameters associated with the power supply, load resistance, transmitter supply, shunt voltage drop and current signal.
Pressure Sensor Calculator
This multi-function tool can be easily adapted to calculate all the main parameters required by users when setting up, configuring and calibrating the different types of pressure sensors.
4 x 4-20mA Signal Wireless Repeater
Transmit four separate 4-20mA signals and repeat them from the receiver using four of the five available analogue outputs.
0-70mV to 4-20mA Signal Conversion
Convert a 0 to 70 millivolts range measurement input signal into a 4 to 20 milliamps loop output signal.
0-5V to 0-6.5V Signal Conversion
Convert a 0 to 5 volts range measurement input signal into a 0 to 6.5 volts output signal.
0-12V to 0-5V Signal Conversion
Convert a 0 to 12 volt range measurement input signal into a 0 to 5 volts output signal.
IW Series Industrial Wireless Measurement System
A complete wireless sensor and receiver system for use in industrial applications.