| Number of Channels |
4 (optional 7) |
| A/D Conversion |
1millisecond each channel |
| A/D Resolution |
10 bit to 13mm/S then 10 bit to 200mm/S |
| Resolution |
0.012mm/S to 13mm/S then 0.2mm/S |
| Transducer |
3 component geophone pack |
| Natural Frequency |
4Hz |
| Length of Extension Cable |
up to 1000metres |
| Seismograph Power |
2 number D cells (Alkaline battery) |
| Battery Life |
30 days continuous monitoring |
| External Power |
12V DC |
| Memory |
Non-Volatile |
| Memory Size |
about 300 short trigger events or 30 days Continuous or any combination of these |
| Communications Port |
RS232 |
| Communications Protocol |
8 bit no parity 9600 baud |
| Measurement Parameters |
Peak particle velocity (mm/S)
Acceleration (g)
Displacement (mm)
Air Overpressure (dB) |
| Instrument Protection |
IP65 |
| Transducer Protection |
IP67 |
| Conformity |
CE |
| Environmental |
IEC 68-2 |
| EMC Compliance |
EN 61010, EN50 081, EN 50, 082 |
| Weight of Instrument |
4Kg |