灵敏度:(±15%)1 mV / lbf(0.23 mV / N)
测量范围:±5000 lbf pk(±22240 N pk)
锤子重量:0.7磅(0.32千克)
适合大型零件,例如泵和压缩机的模态测试
ENGLISH: | SI: | |
PERFORMANCE | ||
Sensitivity (±15 %) | 1 mV/lbf | 0.23 mV/N |
Measurement Range | ±5000 lbf pk | ±22240 N pk |
Resonant Frequency | ≥22 kHz | ≥22 kHz |
Non-Linearity | ≤1 % | ≤1 % |
ELECTRICAL | ||
Excitation Voltage | 20 to 30 VDC | 20 to 30 VDC |
Constant Current Excitation | 2 to 20 mA | 2 to 20 mA |
Output Impedance | <100 Ohm | <100 Ohm |
Output Bias Voltage | 8 to 14 VDC | 8 to 14 VDC |
Discharge Time Constant | ≥2000 sec | ≥2000 sec |
PHYSICAL | ||
Sensing Element | Quartz | Quartz |
Sealing | Epoxy | Epoxy |
Hammer Mass | 0.7 lb | 0.32 kg |
Head Diameter | 1.0 in | 2.5 cm |
Tip Diameter | 0.25 in | 0.63 cm |
Hammer Length | 9.0 in | 22.7 cm |
Electrical Connection Position | Bottom of Handle | Bottom of Handle |
Extender Mass Weight | 7.0 oz | 200 gm |
美国进口PCB 086D05 冲击锤,模态力锤,脉冲锤
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