Conductivity Meter
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| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer | Yoke Instrument Co., Ltd. |
| Model | P902 |
| Detection Parameter | Single-parameter (Conductivity/TDS/Resistivity/Salinity/Temperature) |
| Form Factor | Benchtop |
| Application Environment | Laboratory |
| Conductivity Range | (0–200) mS/cm (5 auto-ranging segments) |
| TDS Range | (0–100) g/L |
| Resistivity Range | (0–100) MΩ·cm |
| Salinity Range | (0–100) ppt |
| Temperature Range | (0–100) °C |
| Conductivity Accuracy | ±1.0% FS (meter), ±1.5% FS (with electrode) |
| Temperature Accuracy | ±0.5 °C |
| Temperature Resolution | 0.1 °C |
| Conductivity Resolution | 0.01 / 0.1 / 1 µS/cm |
| Data Storage | 2000 sets |
| Connectivity | Micro-USB port, optional Bluetooth 5.0 module |
| IP Rating | IP54 |
| Power Supply | 12 V DC (110–220 V AC, 50–60 Hz adapter) |
| Dimensions | 160 × 190 × 70 mm |
| Weight | 880 g |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop Conductivity Meter |
| Model | P912 |
| Measurement Parameters | Single-parameter (Conductivity/TDS/Resistivity/Salinity/Temp) |
| Form Factor | Benchtop |
| Intended Use | Laboratory |
| Conductivity Range | 0–2000 mS/cm (6 auto-ranging segments) |
| TDS Range | 0–100 g/L |
| Resistivity Range | 0–100 MΩ·cm |
| Salinity Range | 0–100 ppt |
| Temperature Range | 0–100 °C |
| Accuracy | ±0.5% FS (instrument), ±0.8% FS (with electrode) |
| Resolution | 0.01 / 0.1 / 1 µS/cm |
| Temperature Resolution | 0.1 °C |
| Temp Accuracy | ±0.5 °C |
| Data Storage | 2000 sets |
| Connectivity | USB-A port, micro-USB service port, optional Bluetooth 4.2 module |
| Enclosure Rating | IP54 |
| Power Supply | 12 V DC, 1 A (universal 110–220 V AC, 50/60 Hz adapter) |
| Dimensions | 160 × 190 × 70 mm |
| Weight | 880 g |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YSI EC300 |
| Pricing | Available Upon Request |
| Temperature Range | –10°C to +90°C |
| Temperature Resolution | 0.1°C |
| Temperature Accuracy | ±0.2°C or ±0.4% of full scale, whichever is greater |
| Conductivity Ranges | 0–499.9 µS/cm, 500–4999 µS/cm, 5.00–49.99 mS/cm, 50.0–200.0 mS/cm |
| Conductivity Resolution | 0.1 µS/cm / 1 µS/cm / 0.01 mS/cm / 0.1 mS/cm |
| Conductivity Accuracy | ±1% reading + 2 µS/cm / ±1% + 5 µS/cm / ±1% + 0.05 mS/cm / ±2.5% + 0.5 mS/cm (per range) |
| Salinity Range | 0.0–70.0 ppt |
| Salinity Resolution | 0.1 ppt |
| Salinity Accuracy | ±0.2% of full scale |
| TDS Calculation | User-adjustable conversion factor (0.30–1.00), default 0.65 |
| Reference Temperature | 15.0–25.0°C (default 25°C) |
| Temperature Coefficient | 0.0–4.0% (default 1.91%) |
| Cell Constant | 4.50–5.50 cm⁻¹ (default 5.00 cm⁻¹) |
| Operating Environment | 0–50°C, ≤95% RH |
| IP Rating | IP65 (instrument body) |
| Power | One 9 V alkaline battery (typical life: 150 hours) |
| Dimensions | 18.6 × 7.0 × 3.7 cm |
| Weight | 430 g (with battery) |
| Warranty | 1 year on instrument, probe, and cable |
| Brand | YSI |
|---|---|
| Model | EC300 |
| Origin | USA |
| Instrument Type | Portable Electrochemical Conductivity Meter |
| Measurement Parameters | Conductivity (0–200.0 mS/cm), Salinity (0.0–70.0 ppt), TDS (user-defined conversion factor 0.30–1.00), Temperature (−10 to +90 °C) |
| Accuracy | Conductivity ±1% ±2 µS/cm (low range) to ±2.5% ±0.5 mS/cm (high range) |
| Resolution | Temp 0.1 °C |
| Electrode | Four-electrode stainless steel probe with stress-relieved cable interface |
| Cable Options | 4 m or 10 m |
| Compliance | Designed for field-deployable environmental monitoring per ASTM D1125, ISO 7888, and US EPA Method 120.1 |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | EC300A |
| Portability | Portable |
| Application Environment | Laboratory & Field |
| Conductivity Range | 0–200 mS/cm |
| TDS Range | 0–100 g/L |
| Resistivity Range | 0–10 MΩ·cm |
| Salinity Range | 0–70 ppt |
| Temperature Range | −10°C to +90°C |
| Conductivity Accuracy | ±1% FS (full-scale) or ±1% reading + offset per range |
| Temperature Accuracy | ±0.2°C or ±0.4% of range (whichever is greater) |
| Conductivity Resolution | 0.01 μS/cm (lowest range), 0.1 mS/cm (highest range) |
| Temperature Resolution | 0.1°C |
| Probe Type | Stable 4-electrode conductivity cell |
| Waterproof Rating | IP65 (instrument body) |
| Power Supply | One 9V alkaline battery (≈150 h typical life) |
| Dimensions | 18.6 × 7.0 × 3.7 cm |
| Weight | 430 g (with battery) |
| Warranty | 1 year limited warranty on instrument, probe, and cable |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | EC300CC-04 |
| Detection Parameters | Multi-parameter |
| Portability | Portable |
| Conductivity Range | 0–200 mS/cm |
| TDS Range | 0–100 g/L |
| Resistivity Range | 0–100 kΩ·cm |
| Salinity Range | 0–100 ppt |
| Temperature Range | 10–110 °C |
| Accuracy | ±0.5% of reading (typical) |
| Minimum Resolution | 0.001 µS/cm |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | YSI 30 |
| Type | Handheld, Battery-Powered, Waterproof Conductivity/Salinity/Temperature Meter |
| Electrode | Four-Pure-Nickel Electrode (Platinum-Black-Free) |
| Calibration | Factory-Calibrated (No Field Calibration Required) |
| Temperature Compensation | Automatic, Adjustable Reference Temperature (e.g., 25°C) and Temperature Coefficient (β) |
| Display | Large Backlit LCD |
| Enclosure Rating | IP67 Submersible |
| Battery Life | Up to 100 hours (Alkaline AA batteries) |
| Cable Options | 3 m, 7.5 m, 15 m |
| Data Logging | None (YSI 30) |
| Compliance | Designed for field-deployable environmental monitoring per ASTM D1125, ISO 7888, and US EPA Method 120.1 |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Pro30 |
| Pricing | Available Upon Request |