Products

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Durham Instruments is your one-stop shop for high quality industrial and laboratory grade measurement components and systems! Select sensor technologies from the list on the left of main categories and filter down sub-categories. We have the solution to improve your unique application!

4193 1/2-inch Infrasound Microphone

4193 1/2-inch Infrasound Microphone

0.07 Hz to 20 kHz, 200V Polarization. Designed for infrasound...

4206 Transmission Loss & Impedance Tube Kits

4206 Transmission Loss & Impedance Tube Kits

Complete acoustic material testing hardware kits for measuring the acoustical properties of noise control...

4226 Multifunction Acoustic Calibrator

4226 Multifunction Acoustic Calibrator

Multifunction Acoustic Calibrator Type 4226 enables simulated free-field calibration of microphones, sound level meters and other related instruments. Type 4226 generates accurate and stable sound pressure with a frequency varying from 31.5 Hz to 16...

4228 Pistonphone

4228 Pistonphone

Pistonphone Type 4228 provides quick and accurate calibration of sound measuring equipment including sound level meters.  Designed to be used in the field over a wide range of temperature, humidity and pressure while still maintaining high...

4229 Hydrophone Calibrator

4229 Hydrophone Calibrator

Hydrophone Calibrator Type 4229 is a precision, high sound pressure source. It provides a quick and easy method to calibrate Brüel & Kjær hydrophones Types 8100, 8101, 8103 and...

4231 Sound Calibrator

4231 Sound Calibrator

A handy, portable sound source for calibration of sound level meters and other sound measurement equipment. The calibrator is very robust and stable, and conforms to EN/IEC 60942 Class LS and Class 1, and ANSI...

4297 Sound Intensity Calibrator

4297 Sound Intensity Calibrator

Sound Intensity Calibrator Type 4297 is used for on-site sound-pressure calibration and pressure-residual intensity-index...

470 Heavy Duty Encoder

470 Heavy Duty Encoder

Rotary Shaft Encoders are ideal for use on any rotating shaft to provide a digital output signal to tachometers, counters, speed switches, motor controls, or anything requiring a pulse input. Flexible shaft couplings are available as an option to...

480 Bidirectional Weight Indicator

480 Bidirectional Weight Indicator

Model 480 is bidirectional and comes in a NEMA 4X stainless enclosure. Standard options include 523,000 internal counts, 0.8 inch LED 6-digit display and a measurement rate that goes up to 40 Hz. Available options include analog and relay...

4938 1/4-Inch Pressure-Field Microphone

4938 1/4-Inch Pressure-Field Microphone

4 Hz to 70 kHz, 200V Polarization. Designed for high-level and high-frequency...

4939 1/4-Inch Free Field Microphone

4939 1/4-Inch Free Field Microphone

4 Hz to 100 kHz, 200V Polarization. Designed for high-level and high-frequency...

4940 1/2-Inch Free Field Microphone

4940 1/2-Inch Free Field Microphone

2 Hz to 20 kHz, Prepolarized. Suitable for both outdoor and industrial environment measurements and for IEC 60651 Type 1 measurements and frequency analysis...

4941 1/4″ Extremely High Level Pressure-Field Microphone

4941 1/4″ Extremely High Level Pressure-Field Microphone

4 Hz to 20 kHz, 200V Polarization. Designed for high-level measurements, such as gunshot, fireworks and...

4942 1/2-Inch Diffuse-Field Microphone

4942 1/2-Inch Diffuse-Field Microphone

6 Hz to 16 kHz, Prepolarized. Designed for general, random-incidence measurements. Also suitable for noise measurements in accordance with ANSI...

4943 1/2-Inch Diffuse-Field Microphone

4943 1/2-Inch Diffuse-Field Microphone

3.15 Hz to 10 kHz, 200V Polarization. Designed for general, random-incidence measurements. Also suitable for noise measurements in accordance with ANSI...

4944 1/4-Inch Pressure-Field Microphone

4944 1/4-Inch Pressure-Field Microphone

4 Hz to 70 kHz, Prepolarized. Designed for high-level and high-frequency...

4947 1/2-Inch Pressure-Field Microphone

4947 1/2-Inch Pressure-Field Microphone

8 Hz to 10 kHz, Prepolarized. Designed for coupler measurements in connection with telephone and hearing aid...

4950 1/2-Inch Free Field Microphone

4950 1/2-Inch Free Field Microphone

6.5 Hz to 16 kHz, Prepolarized. Economy microphone designed for equipment intended for accurate and reliable sound measurements in accordance with IEC 61672 Class 1 and ANSI S 1.4 Type...

4953 1/2-Inch Pressure-Field Microphone

4953 1/2-Inch Pressure-Field Microphone

3 Hz to 10 kHz, Prepolarized. Designed for coupler measurements and in-cabin measurements. Suitable for measurements to ANSI...

4954 1/4″ Free-Field Microphone

4954 1/4″ Free-Field Microphone

4 Hz to 100 kHz, Prepolarized. Designed for high-level and high-frequency...

4964 1/2-Inch Infrasound Microphone

4964 1/2-Inch Infrasound Microphone

0.02 Hz to 20 kHz, Prepolarized. Designed for high-precision, acoustic measurements where an infrasound microphone with high sensitivity is...

4966 1/2-Inch Free Field Microphone

4966 1/2-Inch Free Field Microphone

5 Hz to 20 kHz, Prepolarized. Designed for high‐precision, free‐field measurements where a microphone with high sensitivity is...

50 Pressure Sensor

50 Pressure Sensor

The Model 50 is a piezoresistive silicon pressure sensor packaged in a T0-5 configuration. This is offered in a nickel can without a tube. Pressure can be applied on top of the package. Absolute pressure ranges from 0-5psi to 0-500psi are available....

500 In-Line Signal Conditioner

500 In-Line Signal Conditioner

Model 500 is a small sized, DC powered in-line signal conditioner with 9-pin connectors. Available outputs are ±5V and 4-20mA with a 1000Hz...

500 ROBUST

500 ROBUST

ersatile and modular – these are the encoders in the 500 series. These encoders conform to European industrial standards and are available in a hollow shaft or shaft design, which ensures simple installation. If you are looking for a standard...

5200XYZ 3-Axis Force Moment Load Cell

5200XYZ 3-Axis Force Moment Load Cell

The 5200 Low Profile load cell is designed for applications where it is required to measure moment loads as well as axial load to determine center of gravity or misalignment. Available in capacities from 1K lbf. to 50K...

5330 Hollow Flange Reaction Torque Transducer

5330 Hollow Flange Reaction Torque Transducer

Model 5330 reaction torque transducer features a large thru-hole design for use where mating fixtures, hydraulic or electrical lines need to pass through the...

5350 Solid Flange Reaction Torque Transducer

5350 Solid Flange Reaction Torque Transducer

Model 5350 Solid Flange Reaction torque transducer has threaded mounting holes and is available internal amplification for ±10V high-level output. This product is available in capacities ranging from 10 ozf-in to 200 ozf-in (0.07 to 1.41...

5355 Solid Flange Reaction Torque Transducer

5355 Solid Flange Reaction Torque Transducer

Model 5355 Solid Flange Reaction torque transducer has threaded mounting holes and is available internal amplification for ±10V high-level output. Available in capacities ranging from 20 lbf-in to 100K lbf-in (2.26 to 11.3K...

5400 Flange Style Reaction Torque Transducer

5400 Flange Style Reaction Torque Transducer

Model 5400 series features a rugged flange-style design, low deflection, high torsional stiffness and the ability to withstand large overhung moments. Available capacities from 110 to 55K Nm (1K to 500K...

5500 Calibration Grade Reaction Torque Transducer

5500 Calibration Grade Reaction Torque Transducer

Model 5500 Series Calibration Grade Reaction Torque Transducer features a rugged flange-style design, low deflection, high torsional stiffness and the ability to withstand large overhung moments. ASTM E2428 Calibrations are available on most...

5600 Axial Torsion Load Cell

5600 Axial Torsion Load Cell

Model 5600 series Axial Torsion transducer measures both Torque and Force in one package. Designed for low cross-talk and high resistance to extraneous loads. Capacities from 6K lbf / 5K lb-in to 180K lbf / 300K...

60,000 PSI Type HP-60

60,000 PSI Type HP-60

An ultra high pressure control valve usinga 17-4 PH body along with a solid Stellite innervalve assembly, the HP-60 can be used for both flow control as well as a Class IV shutoff valve. The versatility of the HP-60 valve creates a singular solution...

600 INDUSTRIAL

600 INDUSTRIAL

Absolute position encoders that can position single or multiturn...

603 Rate Sensor

603 Rate Sensor

The Model 603 is a small, lightweight triaxial rate sensor designed for high impact testing. The sensor utilizes reliable silicon MEMS sensing elements with custom electronics in angular rate ranges of ±500 to ±24,000deg/sec. The model 603 is...

608 Proximity Sensor

608 Proximity Sensor

Electro-Sensors Model 608 is an 8mm unshielded proximity...

608-1 Proximity Sensor

608-1 Proximity Sensor

Electro-Sensors Model 608-1 is an 8mm shielded proximity...

612 Proximity Sensor

612 Proximity Sensor

Electro-Sensors Model 612 is a 12mm unshielded proximity...

612-1 Proximity Sensor

612-1 Proximity Sensor

Electro-Sensors Model 612-1 is a 12mm shielded proximity...

618 Proximity Sensor

618 Proximity Sensor

Electro-Sensors Model 618 is an 18mm unshielded proximity...

618-1 Proximity Sensor

618-1 Proximity Sensor

Electro-Sensors Model 618-1 is an 18mm shielded proximity...

620 Rate Sensor

620 Rate Sensor

The Model 620 Angular Rate Sensor is a small analog gyroscope designed specifically for automotive safety testing and other system designs requiring accurate measurement of angular velocity. The Model 620 series utilizes silicon MEMS sensing...

630 Proximity Sensor

630 Proximity Sensor

Electro-Sensors Model 630 is a 30mm unshielded proximity...

630-1 Proximity Sensor

630-1 Proximity Sensor

Electro-Sensors Model 630-1 is a 30mm shielded proximity...

633 Rate Sensor

633 Rate Sensor

The Model 633 6-DOF Sensor is an analog sensor that includes outputs of three gyroscope/rate sensors and three DC accelerometers in one small package. The rate sensors and accelerometers are aligned orthogonally to each other which allow the user to...

68

68

The Beran 768 Condition Monitoring System is an optimised solution for smaller turbines such as those used in Hydroelectric and Gas Pumping Installations. In addition, an alternative configuration utilising a multiplexed input option is ideal for...

6AXX 6-Axis Force Torque Load Cell

6AXX 6-Axis Force Torque Load Cell

Interface’s 6-Axis load cell measures forces simultaneously in 3 mutually perpendicular axes and 3 simultaneous torques about those same axis. Six full bridges provide mV/V output on 6 independent...

700 Compact Hollow Shaft Encoder

700 Compact Hollow Shaft Encoder

The 700 series is compact and robust. The series features large hollow shafts up to 25.4 mm, which means that it can often be mounted directly on the motor's shaft without an intermediate adapter for shaft reduction. This characteristic contributes...

7600 Isolated Digitizer and Receiver

7600 Isolated Digitizer and Receiver

The 7600 Isolated Digitizer is based on...

766 Permanent

766 Permanent

The Beran 766 System is a 19" rack-mount unit providing a modular acquisition/analysis system for condition monitoring of rotating...

766 Portable

766 Portable

The Beran 766 Portable is a fully integrated, single instrument developed from the Beran 766 Condition Monitoring System. It is designed for use by vibration analysts in trouble shooting, balancing and return-to-service/commissioning roles. The unit...

767 Portable

767 Portable

The 767 Portable Condition Monitoring System offers unparalleled facilities in a compact, rugged and easily portable unit weighing less than 12.5...

800 HEAVY DUTY

800 HEAVY DUTY

Robust incremental encoder adapted forchallenging industrial...

80kHz Cylindrical Ultrasound Transducer

80kHz Cylindrical Ultrasound Transducer

Piezoelectric film (PVDF) ultrasound transducers offer unique advantages for air ranging applications. Cylindrical 80kHz PVDF transducers exhibit omni-directional horizontal beam directivity and broadband characteristics. These characteristics lend...

82-series Pressure Sensor

82-series Pressure Sensor

The 82 series is a 19mm small profile, media compatible, piezoresistive silicon pressure sensor packaged in a 316L stainless steel housing. They are designed for o-ring mounting and OEM applications where compatibility with corrosive media is...

85-series Pressure Sensor

85-series Pressure Sensor

The 85 series is a small profile, media compatible, piezoresistive silicon pressure sensor packaged in a 316L stainless steel housing. The Model 85 is offered in a weldable package or with a variety of threaded fittings such as 1/4 and 1/8NPT,...

85BSD Digital Output

85BSD Digital Output

The 85BSD is a small profile, media compatible, piezoresistive silicon pressure sensor packaged in a 316L stainless steel housing. This 14-bit digital output pressure sensor supports I²C and SPI interface protocols in either a 3.3 or 5.0Vdc supply...

85F (Flush Mount) Pressure Sensor

85F (Flush Mount) Pressure Sensor

The Model 85 Flush Mount is a small profile, media compatible, piezoresitive silicon pressure sensor packaged in a 316L stainless steel housing. It is designed for O-ring mounting where the diaphragm must not be shrouded by weld ring or fitting. The...

86-series Pressure Sensor

86-series Pressure Sensor

The 86 series is a small profile, media compatible, piezoresistive silicon pressure sensor packaged in a 316L stainless steel housing. The 86 is designed for o-ring mounting and OEM applications where compatibility with corrosive media is required....

86A Pressure Sensor

86A Pressure Sensor

The Model 86A is a small profile, media compatible, piezoresistive silicon pressure sensor packaged in a 316L stainless steel housing. The Model 86A is designed for o-ring mounting. The sensing package utilizes silicone oil to transfer pressure from...

86BSD Digital Output

86BSD Digital Output

The 86BSD is a small profile, media compatible, piezoresistive silicon pressure sensor packaged in a 316L stainless steel housing. This 14-bit digital output pressure sensor supports I²C and SPI interface protocols, may come in a 3.3 or 5.0Vdc...

89-series Pressure Sensor

89-series Pressure Sensor

The 89 series is a small profile, media compatible, piezoresistive silicon pressure sensor packaged in a 316L stainless steel housing featuring 5/16-32 UNEF threads and can be welded in place. The 89 is designed for high pressure OEM applications...

89BSD Digital Output

89BSD Digital Output

The 89BSD is a 9mm diameter small profile, media compatible, piezoresistive silicon pressure sensor packaged in a 316L stainless steel housing. This low power 24-bit ?S ADC digital output pressure sensor supports an I²C interface protocol and is...

900 Flow Meter

900 Flow Meter

The Blancett Series 900 flow meters are rugged, low-priced and specifically designed to measure floodwater line flow in secondary oil recovery operations. Using time-proven rotary vane and multi-jet impeller mechanisms, the Series 900 flow meters...

900 PREMIUM

900 PREMIUM

Absolute encoders for heavy duty...

906 Hall Effect Sensor

906 Hall Effect Sensor

The 906 standard Hall-effect sensor produces a digital pulse signal for use with speed switches, tachometers, counters, signal conditioners, or can be used as a direct pulse...

906B (Bi-Directional) Hall Effect Sensor

906B (Bi-Directional) Hall Effect Sensor

The 906B is a quadrature Hall-effect sensor is designed for applications requiring both speed and direction information. It produces a digital pulse signal for use with speed switches, tachometers, counters, signal conditioners, or can be used as a...

907 XP (explosion-proof) Hall-effect Sensor

907 XP (explosion-proof) Hall-effect Sensor

The 907 XP (explosion-proof) Hall-effect sensor produces a digital pulse signal for use with speed switches, tachometers, counters, signal conditioners, or can be used as a direct pulse...

907B XP (Bi-Directional) Hall Effect Sensor

907B XP (Bi-Directional) Hall Effect Sensor

The 907B XP Hall-effect quadrature sensor is designed for applications requiring both speed and direction information. Available in either the 907BV or 907BH configuration, it produces a digital pulse signal for use with speed switches, tachometers,...

916A Analog Sensor

916A Analog Sensor

Electro-Sensors 916A passive analog sensors are designed for use with pulse generators that provide magnetic targets, such as Electro-Sensors Pulser Discs and Split Collar Pulser Wraps. 916A sensors have a 3/4" threaded aluminum body, are supplied...

917A XP Analog Sensor

917A XP Analog Sensor

Electro-Sensors Model 917A XP passive analog sensors are designed for use with pulse generators that provide magnetic targets, such as Electro-Sensors Pulser Discs and Split Collar Pulser Wraps. 917A explosionproof sensors are mounted in a rugged...

920i Programmable Weight Indicator/Controller

920i Programmable Weight Indicator/Controller

Model 920i is bidirectional and comes in a NEMA 4X stainless enclosure. Standard options include 8,000,000 internal counts, 4.6 x 3.4 inch LCD 7-digit display and a measurement rate that goes up to 960 Hz. Available options include analog and relay...

931 XP Miniature Hall Effect Sensor

931 XP Miniature Hall Effect Sensor

Electro-Sensors 931 XP (explosion-proof) Hall-effect sensors provide digital pulse output signals, and are designed for use with magnetic targets such as Electro-Sensors 60 pole pair magnet wheels, pulser wraps, or pulser...

932 Magnetoresistive Sensor

932 Magnetoresistive Sensor

Electro-Sensors 932 Magneto Resistive sensors are used with magnetic targets such as Electro-Sensors 60 pole pair magnet wheels, pulser wraps, or pulser discs to provide digital pulse output...

9320 Hand Held Digital Indicator

9320 Hand Held Digital Indicator

Model 9320 is a bipolar 7-digit hand held meter featuring two independently scalable ranges, peak and valley monitoring, display hold, mV/V calibration and a power save feature. Typical battery life exceeds 40 hours of continuous use. IEEE1451.4...

933 XP Magnetoresistive Sensor

933 XP Magnetoresistive Sensor

Electro-Sensors 933 XP (explosion proof) Magneto Resistive sensors are used with magnetic targets such as Electro-Sensors 60 pole pair magnet wheels, pulser wraps, or pulser discs to provide digital pulse output...

9330 High Speed Data Logger

9330 High Speed Data Logger

Model 9330 is a bipolar display, logging, amplifier that can be used in portable or desktop applications. This instrument has an integrated bridge completion for 120 Ohm, 350 Ohm and 1000 Ohm strain gauges as well active sensors with 0…10V output...

9390 Battery Powered Weight Indicator

9390 Battery Powered Weight Indicator

Model 9390 has a 6-digit Unipolar display in a rugged NEMA 4X Stainless Steel washdown enclosure. This instrument can power up to 4 load cells for portable and can be used for remote weighing applications. Standby mode is available for extended...

9737 Portable Impedance Meter

9737 Portable Impedance Meter

A user-friendly kit for quick, non-destructive acoustic material testing, such as measurements of noise insulation...

9740 Road Surface Absorption Measurement System

9740 Road Surface Absorption Measurement System

A lightweight, compact, robust and user-friendly system, designed for research and production quality control of road surfaces, with absorption, reflection and impedance...

9820 General Purpose Load Cell Indicator

9820 General Purpose Load Cell Indicator

Model 9820 is a bipolar, 5-digit display featuring 2000Hz high-bandwidth, up to ±10V analog output, front-panel shunt calibration and tare, peak and valley monitoring. Sensor connection is via a removable screw-terminal...

9834 Digital Indicator

9834 Digital Indicator

For use with amplified load cells and rotary torque sensors. Features 120 readings per second, programmable +/-10V or 4-20mA analog output, peak and valley monitoring, RS232. Packaged in an aluminum 1/8 DIN, panel mountable enclosure with a plug-in...

9840 Calibration Grade Multi-Channel Load Cell Indicator

9840 Calibration Grade Multi-Channel Load Cell Indicator

The 9840 is suitable for use in calibration labs, field service, or anywhere high accuracy is important. Features include a bipolar 6-digit 2-line display, remote sense, low noise, 22-bit resolution, USB port with RS232 communication, mV/V...

9840-400-1-T Four Channel Intelligent Indicator

9840-400-1-T Four Channel Intelligent Indicator

Model 9840 is suitable for use in calibration labs, field service, or anywhere high accuracy is important. This product’s features include 2 Interactive 7″ graphical touch screen displays, remote sense, low noise, 24-bit internal resolution, USB...

9850 Multi-Channel Digital Indicator

9850 Multi-Channel Digital Indicator

Model 9850’s modular design allows the use of 7 different types of input cards for 2 channels. Available channels include AC mV/V for use with Rotary Transformer type torque sensors, DC mV/V, ±5V or ±10V, 4-20mA, Frequency (speed), Encoder...

9860 High Speed Digital Indicator

9860 High Speed Digital Indicator

Model 9860 features an internal, high gain, fully-differential amplifier with a 16-bit analog-to-digital converter combine to accurately digitize the input signal. The analog input is digitally filtered, with a user selected sample size and filter...

9890 Strain Gauge, Load Cell & mV/V Indicator

9890 Strain Gauge, Load Cell & mV/V Indicator

Model 9890 is a full-featured multipurpose, easy-to-use digital strain gage & load cell meter ideal for weight and force measurement applications. With a max current of 350 mA at 10 V, it can support up to twelve (12) 350 Ω load cells (minimum...

9894 Analog Input Process Meter

9894 Analog Input Process Meter

Model 9894 meter boasts specifications and functionality that clearly make it one of the most advanced process meters available. Its dual-line 6-digit display (999,999, advanced signal input conditioning, function keys, Modbus RTU serial...

A125 OEM Series • Incremental Output

A125 OEM Series • Incremental Output

Description: The A125 Cable-Extension Transducer is an optical encoder based compact, flexible and highly accurate position feedback transducer. The standard A125 can be simply modified to meet specific OEM requirements. Just about any encoder type...

A250 OEM Series • Incremental Output

A250 OEM Series • Incremental Output

The A250 Cable-Extension Transducer is an optical encoder based compact, flexible and highly accurate position feedback transducer. The standard A250 can be simply modified to meet specific OEM requirements. Just about any encoder type can be used...

A4200 & A4600 Weighcheck Load Cells

A4200 & A4600 Weighcheck Load Cells

Model A4200 A4600 WeighCheck load cell specifically designed for tank weighing where it is necessary to accommodate expansion and contraction of the tank. Capacities from 2.5K lbf to 50K lbf are...

AAL Dual Axis Inclinometer

AAL Dual Axis Inclinometer

The AAL-Series conductive inclination sensor offers a full calibrated inclination sensor module on a PCB. The sensor provides voltage output depending on the inclination angle and related to the specific axis, as well as a voltage based temperature...

ABM75 Covering Foil for Strain Gages with Kneading Compound

ABM75 Covering Foil for Strain Gages with Kneading Compound

ABM75 aluminum foil with kneadable putty is an easy-to-use strain gauge covering material. The product consists of a 0.05 mm thick aluminum foil coated with 3 mm thick kneadable putty. ABM75 is simply pressed by hand onto the measuring...

AC-D-4M Large Display Event Counter

AC-D-4M Large Display Event Counter

The AC-D-4M Large Display Event Counter features bright 2.3-Inch LEDs that can be viewed easily from up to 100-feet...

Accessories

Accessories

Accessories for optical measurement...

Accu-Dial Control Potentiometer

Accu-Dial Control Potentiometer

Compact and accurate control potentiometer with digital display replaces traditional machine...

Accu-Tach Control Potentiometer

Accu-Tach Control Potentiometer

Compact and accurate control potentiometer with digital display replaces traditional machine...

Products