A pressure-sensing surface 23mm in diameter.Suitable for measurement fo soil pressure distribution in short-term or model experiment
The BEC-A and BED-A series are small-sized soil pressure transducers having an outer diameter of 30 mm and a pressure-sensing surface diameter of 27 mm. They are used for measurement of soil pressure distribution in short-term or model experiments| Model | Rated Capacity | Use |
|---|---|---|
| BEC-A -200KP | 200kPa | Underground soil pressure measurement |
| BEC-A -500KP | 500kPa | |
| BEC-A -1MP | 1Mpa | |
| BED-A -200KP | 200kPa | Wall surface soil pressure measurement |
| BED-A -500KP | 500kPa | |
| BED-A -1MP | 1Mpa |
| Nonlinearity | Within ??2% RO |
| Hysteresis | Within ??1% RO |
| Rated Output | 0.25 mV/V (500??m/m) or more |
| 0.25 mV/V (500??m/m) or more | |
|---|---|
| Safe Temperature Range | -10 to 60??C |
| Temperature Effect on Zero Balance | Within ??0.4% RO/??C |
| Temperature Effect on Output | Within ??0.4%/??C |
| Electrical Characteristics | |
|---|---|
| Recommended Excitation Voltage | 2 to 4V AC or DC |
| Input Resistance | 120?? ??1.7% |
| Output Resistance | 120?? ??1.7% |
| Cable | 4-conductor (0.08 mm 2 ) chloroprene shielded cable, |
| 4 mm diameter by 3 m long, | |
| bared at the tip (Shield is not connected to the chassis) | |
| Mechanical Properties | |
|---|---|
| Safe Overload Rating | 120% |
| Weight | Approx. 120 g |
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