The D7S is the world's smallest class size, high-precision seismic sensor, designed to be IoT-friendly. It utilizes a unique SI value calculation algorithm based on 3-axis acceleration sensors to provide highly accurate earthquake detection with low power consumption. This makes it ideal for embedding in various equipment, contributing to package downsizing and enabling advanced earthquake countermeasures.
| Item | Model | Power Supply Voltage | Current Consumption (Standby) | Current Consumption (Processing Average) | Operating Temperature | Storage Temperature | Ambient Humidity | Storage Humidity | Acceleration Detection Range | Shutoff Output (INT1) | Communications Interface | Dimensions | Installation Angle | Minimum Packing Unit |
| Vibration Sensor | D7S-A0001 | 2.1 to 5.5 V | 90 A or less | 300 A or less | 30 to 70C | 40 to 80C | 25% to 95% | 25% to 95% | 2,000 to 2,000 gal | Output at seismic intensity level 5 or higher | I2C | 10.9 9.8 mm | 5 | 1,000 pcs. |
| Vibration Sensor | D7S-A0001-R100 | 2.1 to 5.5 V | 90 A or less | 300 A or less | 30 to 70C | 40 to 80C | 25% to 95% | 25% to 95% | 2,000 to 2,000 gal | Output at seismic intensity level 5 or higher | I2C | 10.9 9.8 mm | 5 | 100 pcs. |