Accelerometers for Aerospace and Defence

Our advanced, off-the-shelf line of high-performance, rugged, lightweight, uniaxial and triaxial transducers is based on the best sensor technology available and includes piezoelectric, ISOTRON®, DeltaTron®, piezoresistive, and variable capacitance accelerometers. A number of Brüel & Kjær and ENDEVCO transducers are available with Transducer Electronic Data Sheets (TEDS). TEDS-equipped transducers host all pertinent specifications inside the transducer itself, in a special format defined by IEEE 1451.4.

Find dedicated accelerometers for:

• Engine Testing
• Structural Dynamics
• Flight Testing
• Environmental Testing

Engine Testing
	8324 – Well suited for high temperature vibration measurement of gas turbine engines. It can be used in test-cell or on engines mounted on aircrafts and helicopters. It utilises a compression type, high-temperature element to provide excellent temperature stability and a wide operational bandwidth. > Product Data
	4505A – Designed for vibration measurement on gas turbine in test-cell. The piezoelectric, ThetaShear®® accelerometer features low sensitivity to transverse effects. It has a lightweight titanium housing and small physical dimensions combined with a relatively high sensitivity. It has a hexagonal, isolated casing for ease of mounting. > Product Data
	6222 – Piezoelectric accelerometer designed for vibration measurement of gas-turbine engines used in aircraft and industrial applications. Features high sensitivity in a low-profile package with a ruggedized connector and standard ARINC 3-point mounting. Designed for continuous operation to +500°F (260°C) with long Mean Time Between Failure (MTBF). > Product Data
	6233 – Piezoelectric accelerometer designed for high-temperature vibration measurement on gas-turbine engines. Features high sensitivity, a ruggedized connector, and 3-point mounting. Designed for continuous operation to +900°F with long MTBF. > Product Data
	6237M70/M71 – Piezoelectric accelerometer designed specifically for use in extremely high temperature environments such as those experienced on aircraft gas turbines. Designed for continuous operation at +650C/+1200°F with long MTBF. Small and lightweight permitting installation in cramped locations with minimal structural support. > Product Data
	2248 – Small piezoelectric accelerometer for vibration measurement of gas turbine to high temperatures. The small size and light weight of this accelerometer permit installation in cramped locations with minimal structural support. > Product Data
	6240M10 – Designed for extremely high temperatures on jet engines. Continous operation at +650°C/+1200°F for normal environment of jet engine installation maintenance. Intermittent operation up to +760°C/+1400°F for experimental engine test. Its small size makes it suitable for installation in confined spaces, and its high-sensitivity makes it suitable for low-level vibration analysis. > Product Data
	8540 – Rugged, miniature, high-sensitivity piezoresistive absolute pressure transducer. Designed to measure static or dynamic pressure. Its small diameter makes it suitable for flush mounting for measuring skin pressures on aircraft, and inlet distortion pressures in turbine engines. Its high frequency response permits use on small-scale models in wind tunnels. > Product Data

Structural Dynamics
	4506 – Miniature, DeltaTron®® triaxial piezoelectric accelerometer housed in robust titanium with a single integrated Microtech® compatible connector. Specifically designed for the aerospace industry in GVT systems and for flutter measurements. It is used to measure the response of the structure. Multiple accelerometers are used to adequately measure the response of test vehicles. > Product Data
	4507 & 4508 – Miniature DeltaTron® single axis accelerometers consisting of a ThetaShear®® accelerometer and a DeltaTron® preamplifier in a lightweight titanium housing with integrated 10 – 32 UNF connectors. Specifically designed for the aerospace industry in GTV systems and for flutter measurements. It is used to measure the response of the structure. Multiple accelerometers are used to adequately measure the response of test vehicles. > Product Data
	2222 – World's most popular miniature piezoelectric accelerometer for vibration measurement on mini-structures and small objects. Its light weight effectively minimises mass loading. > Product Data
	22 – World's smallest piezoelectric accelerometer, designed specifically for vibration measurement on small objects such as scaled models. Its light weight (0.14 gm) eliminates mass loading effects. > Product Data

Flight Testing
	4511 – Specially developed for a leading European civil and military helicopter manufacturer and originally designed for Health Usage Monitoring of helicopter gearboxes, Type 4511 is flight-test certified, and all processes and materials comply with MIL-STD-11268. The primary design objective has been reliability under extreme conditions yielding very high robustness versus mechanical, electrical and environmental influences. > Read more... > Product Data
	4326 – Miniature triaxial, piezoelectric accelerometer that provides a low sensitivity to extraneous environmental effects achieved through the patented ThetaShear®® design. Light weight (13 g) to minimse mass loading. All three individual sensors are isolated from each other and from the mounting surface by a hard anodized isolator. > Product Data
	4393 – Miniature DeltaShear®, Uni-Gain charge accelerometer fitted with a subminiature connector, for high-level, high-frequency vibration measurements and for measurements in confined spaces or on delicate structures. > Product Data
	4394 – Miniature DeltaTron®, Uni-Gain accelerometer with a ceramic insulated base. Fitted with a subminiature connector for measurements on lightweight structures where relatively high-level, high-frequency vibrations are encountered. > Product Data
	2220 – Miniature piezoelectric accelerometer designed specifically for high-temperature vibration measurement on mini-structures and small objects. Hermetically sealed and ideal for use in extreme environments. Its light weight eliminates mass loading. > Product Data
	2221 – Piezoelectric accelerometer designed specifically for vibration measurement on small structures and objects. Epoxy sealed and ideal for use in a controlled environment. Its light weight (12 g) effectively minimises mass loading. > Product Data
	2223 – Triaxial piezoelectric accelerometer designed specifically for vibration measurement of three orthogonal axes on large structures and objects. All three individual sensors are isolated from each other and from the mounting surface by a hard anodized isolator. > Product Data
	2228 – Small, triaxial, piezoelectric accelerometer designed specifically for vibration measurement in three orthogonal axes on small structures and objects. Its light weight (15 g) effectively minimises mass load. > Product Data
	8507 – Rugged, miniature, high-sensitivity piezoresistive pressure transducer. Small size, plus high sensitivity and high-resonance frequency make it suitable for wind-tunnel and flight-test applications. > Product Data
	8515C – A low profile, 0.030 inch (0.76 mm) absolute pressure transducer, with easy surface mounting capabilities and high sensitivity. Ideal for measurements on aerodynamic surfaces during flight test. Other uses are helicopter or turbine blade pressure measurements. A rubber fairing is available for airflow smoothing for flight test applications. > Product Data

Environmental Testing
	8309 – For measurement of very high-level, continuous vibration and mechanical shock up to150 kms–2 and 1000 kms–2 peak, respectively. Of sturdy construction for withstanding very high-level, continuous vibration and shock. > Product Data
	2255 – Miniature, lightweight piezoelectric accelerometer with integral electronics, designed specifically for far-field high-g shock measurement on structures and test articles. Features an electronic second order low-pass filter between the sensor and the amplifier input stage to prevent saturation due to accelerometer resonance. > Product Data
	4393 – Miniature DeltaShear®, Uni-Gain charge accelerometer fitted with a subminiature connector, for high-level, high-frequency vibration measurements and for measurements in confined spaces or on delicate structures. > Product Data
	4374 – Designed to measure the vibration of very lightweight structures where high-level, high-frequency vibration signals are commonly encountered, and where the use of heavier transducers would alter the mode of vibration, invalidating measurements. Typical application areas are measurements on thin vibrating panels, model testing, work in confined spaces and measurement of moderately high-level shock. > Product Data
	4394 – Miniature DeltaTron®®, Uni-Gain accelerometer with a ceramic insulated base. Fitted with a subminiature connector for measurements on lightweight structures where relatively high-level, high-frequency vibrations are encountered. > Product Data
	4500 & 4501 – Cubic, ThetaShear®, piezoelectric accelerometers providing a low sensitivity to extraneous environmental effects. Lightweight, aluminium housing. Designed with particular emphasis on low mass and small physical dimensions, combined with relatively high sensitivity and the greatest possible flexibility in mounting. > Product Data

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