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JMA-165 Series (Heater) Datasheet

JMA-165 Series (Heater) Datasheet

Product catalog summary

Overview
The JMA-165-RH Series are MEMS Analog Accelerometers with an internal heater designed to reduce thermal drift. These accelerometers are certified by CENELEC and AREMA, making them suitable for rail industry applications. They offer a cost-effective alternative to traditional forced balanced designs.

Features

Available in ±0.5G and ±1.0G full ranges.
Low-cost MEMS technology.
RoHS Compliant.
Filtering options available.

Applications

Automated Train Controls.
Acceleration/Deceleration Control.
Rail Maintenance & Testing.
Train Performance Testing.

Performance Specifications

Measurement Range: ±0.5G and ±1.0G.
Output Voltage Range: ±5V.
Scale Factor Tolerance: ±0.01 mg.
Bias: ±0.5 g for ±0.5G range, ±1 g for ±1.0G range.
Bandwidth: 100 Hz nominal (-3dB).
Operating Temperature: -40°C to +70°C.
Storage Temperature: -55°C to +85°C.
Shock Resistance: 10g (half sine, 0.011 sec).

Electrical and Environmental Specifications

Input Voltage: ±12 to ±18 Vdc.
Operating Current: 150 mA max.
Heater Preset: 85°C.
Output Impedance: 25 Ohms nominal.
Noise: 0.005 grms max.

Compliance and Standards

Meets CENELEC EN 50121:2015, EN 50155:2007, EN 6100:2010.
AREMA Part 11.5.1 (2009).

Ordering Information

±0.5G Range Model Number: JMA-165-0.5-RH, Part Number: 02550358-002.
±1.0G Range Model Number: JMA-165-1-RH, Part Number: 02550358-003.

Catalog excerpts

JMA-165-RH Series - MEMS Analog Accelerometers (Heater Version) Jewell has a 40+ year history of supplying acceleration sensors for driver and driverless metro trains throughout the world. Jewell accelerometers are crucial components in safety and control systems providing a safe, controlled ride by providing train acceleration, deceleration and position information. Our recently CENELEC and AREMA qualified JMA-165 series MEMS accelerometers are now a cost effective and viable alternative to the traditional forced balanced designs. Features • ±0.5G & ±1.0G full ranges • CENELEC/AREMA certified • Low-cost MEMS technology • Internal heater for reduced thermal drift • RoHS Compliant • Filtering Available Applications • Automated Train Controls • Acceleration/Deceleration Control • Rail Maintenance & Testing • Train Performance Testing kailStar Jewell Instruments LLC, 850 Perimeter Road, Manchester, NH 03103 [email protected] • www.jewellinstruments.com • Tel (800) 227-5955

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JMA-165-RH Series - MEMS Analog Accelerometers (Heater Version) Making Sense out of Motion… Performance Specifications STATIC/DYNAMIC Measurement Range, (g)¹ Output Voltage Range (Volts) Scale Factor Tolerance (mg) Scale Factor Temp Coefficient (ppm/°C, Max.) Bias (g, Max.) Bias Temp Coefficient (mg/°C, Max.) Transverse Axis Alignment (°Max.) Resolution and Threshold (mg, Max.) Nonlinearity (% of Full Scale, Max.) Nonrepeatability (mg, Max.) Bandwidth (Hz Nominal) (-3dB) Cross Axis Sensitivity (g/g Max.) Warm-Up Time (Seconds, Max.) ELECTRICAL AND ENVIRONMENTAL Input Voltage (Vdc) Operating Current...

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JMA-165-RH Series - MEMS Analog Accelerometers (Heater Version) Making Sense out of Motion... CONNECTOR PINOUT Jewell Instruments LLC, 850 Perimeter Road, Manchester, NH 03103 [email protected] • www.jewellinstruments.com • Tel (800) 227-5955

Open the catalog to page 3

JMA-165 Series (Heater) Datasheet

JMA-165 Series (Heater) Datasheet

Catalog excerpts

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