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| Brand | Hongtuo Technology |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | ZM-105B Portable Intelligent Electronic Soap Film Flowmeter |
| Price | USD 700 (FOB) |
| Liquid Mass Flow Accuracy | ΔQ < ±1% |
| Repeatability | < 0.5% |
| Flow Resolution | 0.1 mL/min |
| Time Resolution | 0.1 s (internal calculation to 0.01 s) |
| Measuring Range | 0.3–30,000 mL/min |
| Operating Temperature | 0–40 °C |
| Built-in Battery | 4.8 V / 700 mAh, >24 h standby, >500 charge cycles |
| External Power | 9 V DC input with integrated trickle charging |
| Dimensions | 90 × 150 × 280 mm |
| Weight | 1.3 kg |
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