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| Brand | COMECAUSE |
|---|---|
| Model | JSD-3 |
| Type | Handheld Soil Hardness Tester |
| Measurement Range | 0–100 kg |
| Accuracy | ±0.1 %FS |
| Operating Temperature | −20 to +70 °C |
| IP Rating | IP66 |
| Probe Diameter | 12 mm |
| Probe Length | 300 mm |
| Sensor Dimensions | Ø29 × 39.5 mm |
| Power Supply | DC 5 V / 2 A |
| Battery Capacity | 6000 mAh (10 h standby) |
| Data Storage | 5 million records |
| Connectivity | Wi-Fi, GPS, USB-C, GPRS (optional) |
| Display | 3.5″ color touchscreen |
| Weight | 3.2 kg |
| Enclosure Material | Aluminum alloy case |
| Probe Material | Stainless steel |
| Brand | COMECAUSE |
|---|---|
| Model | JSD-2S |
| Type | Handheld Penetrometer |
| Measurement Principle | Static Cone Penetration (Soil Resistance in kPa, kg/cm², lb, N/cm²) |
| Accuracy | ±0.1% FS (Full Scale) |
| Repeatability | ±0.05% FS |
| Operating Temperature | −20 to +70 °C |
| Probe Material | Stainless Steel |
| Probe Dimensions | Φ12 mm × 300 mm |
| Cable Length | 2 m (Φ3 mm shielded) |
| Excitation Voltage | 5–12 V DC |
| Input Impedance | 735 ±35 Ω |
| Output Impedance | 700 ±3 Ω |
| Nonlinearity | ±0.05% FS |
| Sealing Rating | IP66 |
| Display | 2.4″ Color TFT LCD |
| Data Storage | Flash memory (100,000 records) |
| Sampling Interval | 1–180 s adjustable |
| Power | 12 V / 2500 mAh Li-ion battery (10 h operation, 3 h recharge) |
| Connectivity | USB (data export to Excel), RS485 (aviation connector), optional GPS & GPRS/2G/4G module |
| Weight | 3.2 kg (including aluminum case and extension rod) |
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