Shanghai Beizhi Electronic Technology Co., Ltd/Shanghai Biaozhi Electronic Technology Co., Ltd.
Shanghai B&W Sensing Technology Co.,Ltd.
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Shanghai B&W Sensing Technology Co.,Ltd.
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Sensors for Structural Modal Testing
Compact cube design, suitable for bonding installation on various structural planes
| Model (High-end | J11132/J11232 | J13132/J13232 | J14132/J14232 | |
| Feature Description | Two shell sizes and two outputs (top, side); low-frequency extension | |||
| Dimensions mm (LxLxH | 6.8x6.8x6.0 | 8.5x8.5x6.6 | 8.5x8.5x6.6 | |
| Sensitivity (mV/g) | 10 | 50 | 100 | |
| Measurement Range (g peak) | ±500 | ±100 | ±50 | |
| Amplitude Linearity | ≤±1% | |||
| Broadband Resolution (g rms) | 0.0005 | 0.0001 | 0.00005 | |
| Frequency Range | ±5%（Hz~kHz） | 2~12 | 1~12 | 1~10 |
| ±10%（Hz~kHz） | 2~14 | 0.5~14 | 0.5~12 | |
| Installation Resonant Frequency (kHz)） | ≥43 | ≥40 | ≥38 | |
| Transverse sensitivity | ≤5% | |||
| Power Supply (VDC) | 18~30 | |||
| Supply Current (mA) | 2~20 | |||
| Output Impedance (Ω) | ≤100 | |||
| DC Bias Voltage (V) | 8~12 | |||
Electrical Noise Power Spectral Density (μg/√Hz) | 10Hz | 120 | 24 | 12 |
| 100Hz | 40 | 8 | 4 | |
| 1000Hz | 30 | 6 | 3 | |
| Install Insulation Resistance | —— | —— | —— | |
| Maximum Withstand Acceleration Value (g peak) | 800 | 800 | 400 | |
| Maximum Withstand Impact Value (g peak) | 2000 | 2000 | 1000 | |
| Operating Temperature (°C) | -50~120 | |||
| Sealing Form | Laser Welding | |||
| Sensitive Materials | High-end Piezoelectric Ceramic/Shear | |||
| Case material | Titanium Alloy | |||
| Installation Method | Adhesion | |||
| Weight (grams) | 1.0 | 2.1 | 2.5 | |
| Sensor output connector type | 5-44 | M5 | ||
| Cable end connector type | 5-44—BNC(534xx12) | M5—BNC(511xx12) | ||
| Cable Options (Cable Description/Model) | * M5—BNC connectors at both ends of the cable: Φ3mm PVC cable (5114312); Φ3mm TPV cable (5112312); Φ2mm PTFE high-temperature cable (5111212) * Cable end connectors 5-44—BNC: Φ2mm PVC cable (5341112); Φ2mm TPV cable (5343812); Φ2mm PTFE high-temperature cable (5341212) | |||
| Standard Attachments | ① Standard 1-meter PVC coaxial cable; ② Factory calibration report | |||
| Other Options | * Model + "E": Optional output nozzle (M5 only) with 10-32 UNF thread *Model + "L": Low-frequency extension, 5%-1Hz (J11x32), 5%-0.5Hz (J13x32, J14x32) | |||