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| Brand | JENCO |
|---|---|
| Origin | USA |
| Model | 9173 / 9173R |
| Measurement Principle | Polarographic (Clark-type) |
| Range | 0.00–20.00 ppm DO |
| Accuracy | ±2% FS |
| Air Saturation Range | 0.0–200.0% |
| Temp Range | −6.0–46.0 °C |
| Temp Accuracy | ±0.3 °C |
| Resolution | 0.01 ppm DO, 0.1% sat, 0.1 °C |
| Temp Compensation | Automatic (−6.0–46.0 °C) |
| Pressure Compensation | Adjustable (600–1100 mbar, default 1013 mbar) |
| Salinity Compensation | Adjustable (0.0–40.0 ppt, default 0.0 ppt) |
| Calibration Memory | Yes |
| Communication | RS-232C (9173R only) |
| Power | AC adapter (DC 9 V) or 6 × AA batteries |
| Dimensions | 230 × 165 × 80 mm |
| Weight | ~650 g (without batteries) |
| Compliance | Designed for ISO/IEC 17025-aligned lab environments |
| Electrode | Imported polarographic DO sensor (LD-900-7) |
| Origin | USA |
|---|---|
| Type | Imported |
| Model | 9010m |
| Detection Principle | Polarographic DO Sensor |
| DO Range | 0.00–20.00 ppm |
| Air Saturation Range | 0.0–200.0 % |
| Temperature Range | −6.0–46.0 °C |
| DO Resolution | 0.01 ppm |
| Saturation Resolution | 0.1 % |
| Temperature Resolution | 0.1 °C |
| DO Accuracy | ±0.5 % of full scale |
| Saturation Accuracy | ±0.5 % of full scale |
| Temperature Accuracy | ±0.3 °C ±1 digit |
| Pressure Compensation | Adjustable from 600–1100 mbar (default: 1013 mbar) |
| Salinity Compensation | Adjustable from 0.0–40.0 ppt (default: 0.0 ppt) |
| Data Storage | 50 measurement sets |
| Power Supply | 9 V alkaline battery |
| IP Rating | IP67 |
| Dimensions | 70 × 186 × 37 mm |
| Weight | 260 g (without battery) |
| Certifications | CE, RoHS, CMC |
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