This seismometer with a lower cutoff frequency of 0.2 Hz is perfectly suited for seismic monitoring, H/V measurements and seismic microzonation. Until present, we have manufactured more than 1000 instruments of this type.
Essential features and characteristics:
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robust instrument
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Protection class IP67
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very low power consumption (7 mA @12 V DC)
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quick and easy installation (plug and measure)
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uniform sensitivity and transfer function
The most important characteristics:
| Eigenperiod | 5 seconds |
| Upper frequency limit | 50 Hz |
| Transduction factor | 800 V/(m/s) (differential) |
| Output signal | 3 analog voltages, max. +- 7V |
| Power supply | +10 ... +16V DC, typically 7 mA @12 V |
| Dimensions | 195 mm diameter, 165 mm height (excluding handle) |
| Weight | 6.5 kg |
| Temperature range | -15 ... +60 °C |
| RMS noise @ 1 Hz | < 1 nm/s |
| Dynamic range | > 140 dB |
