Additional Information
| Features | • ±0.5G & ±1.0G full ranges |
|---|---|
| Applications | • Automated Train Controls |
The Jewell Instruments JMA-165 MEMS accelerometers are a cost effective and viable alternative to traditional force balance designs. This mighty little sensor is CENELEC, AREMA certified, and RoHS compliant. With options for heated or non-heated, and available filtering, you can customize the perfect sensor for your application.
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Performance Specifications
JMA-165
Performance
| Input Range (g) | ±0.5 | ±1 |
| Full Range Output (FRO VDC ±0.75%)1 | ±5 | ±5 |
| Non-linearity (% FRO maximum)2 | 0.2 | 0.1 |
| Scale Factor (Volts/g, nominal) | 10.00 | 5.00 |
| Warm Up Time (Sec, maximum) | 1 | 1 |
| Scale Factor Temperature Sensitivity (PPM /°C maximum) | 300 | 150 |
| Bandwidth (-3 dB, Hz nominal) | 100 | 100 |
| Transverse Axis Misalignment (° maximum) | 0.70 | 0.70 |
| Bias Range (g) | -0.01 to 0.01 | -0.01 to 0.01 |
| Bias Temperature Sensitivity (milli-g /°C maximum) | 1 | 0.5 |
| Nonrepeatability (g maximum) | 0.002 | 0.001 |
| Cross Axis Sensitivity, (G/G maximum) | 0.01 | 0.005 |
| Resolution and Threshold (mg maximum) | 0.3 | 0.15 |
Electrical
| Input Voltage Range (VDC) | ±12 to ±18 |
| Input Current (mA, max) | 8 |
| EMI | EN50155, EN50121, EN55011, EN61000, AREMA Part 11.5.1 |
| Surge | EN61000 |
| Output Impedance (ohm;, nominal) | 1 |
| Noise (grms, maximum) | 0.005 |
Environmental
| Operating Temperature Range | -40°C to +70°C |
| Storage Temperature Range | -55°C to +85°C |
| Shock | 10g, 0.011 sec, ½ sine |
| Seal | IP65 |
Notes:
1: Full Range is defined "from negative full input acceleration to positive full input acceleration."
2: Nonlinearity is specified as deviation of output referenced to theoretical sine function value, independent of misalignment.
JMA-165-RH: Heater Version
Performance
| Input Range (g) | ±0.5 | ±1 |
| Full Range Output (FRO VDC ±0.75%)1 | ±5 | ±5 |
| Non-linearity (% FRO maximum)2 | 0.2 | 0.1 |
| Scale Factor (Volts/g, nominal) | 10.00 | 5.00 |
| Warm Up Time (Sec, maximum) | 30 | 30 |
| Scale Factor Temp. Sensitivity (PPM /°C maximum) | 125 | 75 |
| Bandwidth (-3 dB, Hz nominal) | 100 | 100 |
| Transverse Axis Misalignment (° maximum) | 0.70 | 0.70 |
| Bias Range (g) | -0.01 to 0.01 | -0.01 to 0.01 |
| Bias Temperature Sensitivity (milli-g /°C maximum) | 1 | 0.5 |
| Nonrepeatability (g maximum) | 0.002 | 0.001 |
| Cross Axis Sensitivity, (G/G maximum) | 0.01 | 0.005 |
| Resolution and Threshold (mg maximum) | 0.3 | 0.15 |
Electrical
| Input Voltage Range (VDC) | ±12 to ±18 |
| Input Current (mA, max) | 150 |
| EMI | EN50155, EN50121, EN55011, EN61000, AREMA Part 11.5.1 |
| Surge | EN61000 |
| Output Impedance (ohm;, nominal) | 1 |
| Noise (grms, maximum) | 0.005 |
Environmental
| Operating Temperature Range | -40°C to +70°C |
| Storage Temperature Range | -55°C to +85°C |
| Shock | 10g, 0.011 sec, ½ sine |
| Seal | IP65 |
Notes:
1: Full Range is defined "from negative full input acceleration to positive full input acceleration."
2: Nonlinearity is specified as deviation of output referenced to theoretical sine function value, independent of misalignment.
