数字地震检波器ZET7155是一款震动传感器,把地面振荡速度转变成成比例电信号,振动速度值由集成的处理器自动计算得出,广泛用于地震监测和地震研究中。
数字地震检波器ZET7155广泛用于地震研究中,将控制区的力学振动转变成电信号,并传给记录器,记录器稍后对数据处理而获得地震信息。
数字地震检波器ZET7155规格参数
Metrological specifications | ||||||
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Measured physical value | Vibration velocity | |||||
Frequency range | 0,5…1250 Hz | |||||
Measurement range | 0,0006…60 mm/sec | |||||
Displayed values | instant | |||||
Operability check in real-time mode | synchronization and data quality control | |||||
Measurements reliability control | sensing element integrity check, measuring circuit control
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Technical specifications | ||||||
Data conversion | 24-digit ADC | |||||
Data refresh rate | 100, 200, 500, 1000, 2500 Hz | |||||
Sensor type | integrated geophone | |||||
Data interface | CAN 2.0 | |||||
Data rate | 100, 300, 1000 kbps | |||||
Operational parameters | ||||||
Dimensions (without cable) | ?35×260 mm | |||||
Weight (without cable) | 250 g | |||||
Cable length | 660 mm | |||||
Device power | from 9 up to 24 V | |||||
Consumed power | 0,5 W | |||||
Operational temperature range | from -40 up to +80 °C | |||||
Electromagnetic compatibility EMC | ||||||
IEC 61000-4-2, ESD | contact 4 kV, air 8 kV | |||||
IEC 61000-4-4, EFT | power supply 0,5 kV, signal 0,25 kV | |||||
IEC 61000-4-5, Surge | 500 V |
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