Industry Pain Points
In precision measurement and vibration monitoring applications, traditional accelerometers often face several limitations:
- Poor long-term stability under harsh environments
- Limited measurement range and weak overload resistance
- High noise levels affecting signal accuracy
- Complex signal conditioning and integration requirements
- Sensitivity to temperature drift and environmental variations
- Insufficient performance in both static and dynamic testing scenarios
These challenges reduce measurement accuracy and system reliability in critical applications.
⚙ Product Advantages
The MOPKT-JB3 Series is engineered to overcome these limitations:
- ✔ Fully independent and domestically controllable technology
- ✔ Zero-frequency DC response with true static and dynamic measurement capability
- ✔ Current output design with strong anti-interference performance
- ✔ Miniaturized structure for compact system integration
- ✔ Low noise and high resolution for precise signal acquisition
- ✔ Excellent temperature stability (full temperature average performance)
- ✔ Strong environmental adaptability for harsh operating conditions
- ✔ Optional built-in temperature sensor for offset and scale factor compensation
- ✔ Customizable configurations based on customer requirements
Product Features
- Linear output: current output proportional to force or acceleration
- Supports both static and dynamic acceleration measurement
- Functions as a standard vibration sensor
- High reliability and repeatability
- Small size with robust mechanical structure
- Optional temperature compensation function
- Strong anti-electromagnetic interference capability
Product Applications
The MOPKT-JB3 Series accelerometer is widely used in:
- Aerospace and aviation testing systems
- Missile and inertial navigation systems
- Industrial vibration monitoring
- Structural health monitoring
- Automotive crash and dynamics testing
- Marine and shipborne measurement systems
- Precision laboratory testing equipment
⭐ Why Choose MOPKT-JB3 Series
- High-precision quartz flexible sensing technology
- Stable performance in long-term and harsh environments
- Flexible integration into various measurement systems
- Supports both static and dynamic acceleration testing
- Strong customization capability for OEM/ODM requirements
- Proven reliability for mission-critical applications
❓ Frequently Asked Questions (FAQ)
Q1: Is the MOPKT-JB3 suitable for both static and dynamic measurements?
Yes, it supports both static and dynamic acceleration testing with zero-frequency DC response.
Q2: Does it support temperature compensation?
Yes, it can optionally include a built-in temperature sensor for offset and scale factor correction.
Q3: What output type does it use?
It uses a current output proportional to applied force or acceleration.
Q4: Is it resistant to environmental interference?
Yes, it has strong anti-interference capability and excellent environmental adaptability.
Q5: Can the product be customized?
Yes, customized configurations are available based on customer requirements.
| No. | Parameter | MOPKT-JB3-01 | MOPKT-JB3-02 | MOPKT-JB3-03 |
|---|---|---|---|---|
| 1 | Range | ±60 g | ±60 g | ±60 g |
| 2 | Threshold | 5 μg | 5 μg | 5 μg |
| 3 | Bias K0 (@25°C) | ≤ ±5 mg | ≤ ±5 mg | ≤ ±5 mg |
| 4 | Scale Factor K1 | 1.0 ± 0.2 mA/g | 1.0 ± 0.2 mA/g | 0.6 ± 0.2 mA/g |
| 5 | Second-order Nonlinearity Coefficient K2 | ≤ ±20 μg/g² | ≤ ±30 μg/g² | ≤ ±20 μg/g² |
| 6 | 4-hour Short-term Stability at 0g | ≤ 10 μg | ≤ 20 μg | ≤ 20 μg |
| 7 | 4-hour Short-term Stability at 1g | ≤ 10 ppm | ≤ 20 ppm | ≤ 20 ppm |
| 8 | Bias Composite Repeatability σK0 (1σ, 1 month) | ≤ 15 μg | ≤ 50 μg | ≤ 50 μg |
| 9 | Scale Factor Composite Repeatability σK1/K1 (1σ, 1 month) | ≤ 15 ppm | ≤ 50 ppm | ≤ 50 ppm |
| 10 | Nonlinearity Coefficient Composite Repeatability σK2 (1σ, 1 month) | ≤ ±20 μg/g² | ≤ ±30 μg/g² | ≤ ±30 μg/g² |
| 11 | Bias Temperature Coefficient (full-temperature mean) | ≤ ±15 μg/°C | ≤ ±50 μg/°C | ≤ ±50 μg/°C |
| 12 | Scale Factor Temperature Coefficient (full-temperature mean) | ≤ ±15 ppm/°C | ≤ ±80 ppm/°C | ≤ ±50 ppm/°C |
| 13 | Noise (sampling resistor 840 Ω) | ≤ 5 mV | ≤ 8.4 mV | ≤ 8.4 mV |
| 14 | Natural Frequency | 350 ~ 800 Hz | 350 ~ 800 Hz | 350 ~ 800 Hz |
| 15 | Bandwidth | 800 ~ 2500 Hz | 800 ~ 2500 Hz | 800 ~ 2500 Hz |
| 16 | Random Vibration | 10 g (20-2000 Hz) | 10 g (20-2000 Hz) | 10 g (20-2000 Hz) |
| 17 | Shock | 150 g, 0.5 ms, 1/2 sin | 150 g, 0.5 ms, 1/2 sin | 150 g, 0.5 ms, 1/2 sin |
| 18 | Operating Temperature Range | -55 ~ +85 °C | -55 ~ +85 °C | -55 ~ +85 °C |
| 19 | Storage Temperature Range | -60 ~ +120 °C | -60 ~ +120 °C | -60 ~ +120 °C |
| 20 | Power Supply | ±12 ~ ±15 V | ±12 ~ ±15 V | ±12 ~ ±15 V |
| 21 | Current Consumption | ≤ ±20 mA | ≤ ±20 mA | ≤ ±20 mA |
| 22 | Dimensions | Φ18.2 × 23 mm | Φ18.2 × 23 mm | Φ18.2 × 23 mm |
| 23 | Weight | ≤ 30 g | ≤ 30 g | ≤ 30 g |
Notes:
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Scale factor can be adjusted according to user requirements.
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Temperature sensors: AD590, PT1000, or 18B20 available.
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Test period: 1 month, 3 months, 6 months, or 12 months, selectable according to user requirements.
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Mounting can be customized per user requirements; external dimensions can be slightly adjusted according to user requirements. Other test specifications can be modified based on customer requirements.
