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| Brand | Huake Instrument |
|---|---|
| Model | HK-358AO |
| Type | Online Sodium Ion Monitor |
| Measurement Range | (1.00–8.00) pNa, 0.23 μg/L–2.30 g/L, (0.00–14.00) pH |
| Detection Limit | 0.01 pNa, 0.01 μg/L, 0.01 pH |
| Response Time | ≤2 min at 25 °C |
| Temperature Range | (0.0–99.9) °C |
| Temperature Accuracy | ±0.5 °C |
| Resolution | 0.01 pNa / 0.01 μg/L / 0.01 pH |
| Channels | 1–4 configurable |
| Output | Four isolated (0–10) mA / (0–20) mA / (4–20) mA current outputs |
| Communication | RS-485 or Profibus-DP optional |
| Dimensions | 451 mm × 684 mm × 230 mm (W×H×D) |
| Weight | 20 kg |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Model | HK-358 Steam |
| Type | Online Sodium Ion Analyzer |
| Measurement Range | (1.00–8.00) pNa, 0.23 µg/L – 2300 mg/L |
| Detection Limit | 0.01 pNa or 0.01 µg/L |
| Response Time (T90) | 2 min at 25 °C |
| Accuracy | ±0.05 pNa or ±5 µg/L (whichever is greater, within ±10 °C of calibration temperature) |
| Temperature Range | (0.00–99.9) °C |
| Temperature Compensation | Automatic or Manual (0.1–60.0 °C) |
| Output | Dual isolated 4–20 mA (or 0–10/0–20 mA), dual programmable alarm relays |
| Display | 192 × 64 dot-matrix LCD (English/Chinese selectable) |
| Power Supply | AC 100–240 V, 50–60 Hz |
| Power Consumption | ≤8 W |
| Dimensions | 450 mm × 690 mm × 190 mm (W × H × D) |
| Weight | 20 kg |
| Enclosure | Aluminum chassis, panel-mount design |
| Compliance | Designed for continuous steam-phase sodium monitoring in high-purity water/steam cycles per IAPWS guidelines and power plant QA/QC protocols |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HK-51 |
| Instrument Category | Sodium Ion Analyzer |
| Form Factor | Benchtop |
| Measurement Range | (1.00–8.00) pNa, 0.23 μg/L – 2.30 g/L |
| Detection Limit | 0.01 pNa, 0.01 μg/L |
| Response Time (T90) | 2 min at 25 °C |
| Accuracy | ±0.03 pNa or ±5 μg/L (whichever is greater) |
| Temperature Range | (0.00–99.9) °C |
| Display | 192 × 64 dot-matrix LCD (English/Chinese selectable) |
| Resolution | 0.01 pNa, 0.01 μg/L |
| Input Impedance | ≥1 × 10¹² Ω |
| Temperature Sensor | Pt1000 |
| Temp. Compensation | Automatic or Manual (0.1–60.0 °C) |
| Power Supply | AC 100–240 V, 50–60 Hz |
| Power Consumption | 3 W |
| Dimensions | 270 × 200 × 65 mm (L × W × H) |
| Weight | 2 kg |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | HK-51 |
| Price Range | USD 700–1,400 (FOB) |
| Instrument Type | Sodium Ion-Specific Analyzer |
| Form Factor | Benchtop |
| Measurement Range | (1.00–8.00) pNa, equivalent to 0.23 µg/L–2.30 g/L Na⁺ |
| Detection Limit | ±0.03 pNa or ±5 µg/L (whichever is greater) |
| Response Time (T₉₀) | 2 min at 25 °C |
| Temperature Compensation | Automatic or Manual (0.1–60.0 °C) |
| Temperature Measurement Range | (0.0–99.9) °C |
| Temperature Accuracy | ±0.5 °C |
| Display | 192×64 dot-matrix LCD (English/Chinese selectable) |
| Resolution | 0.01 pNa / 0.01 µg/L |
| Electronic Unit Error | ±0.01 pNa or ±1 digit |
| Stability | ±0.01 pNa / 4 h |
| Input Impedance | ≥1×10¹² Ω |
| Power Supply | AC 100–240 V, 50–60 Hz |
| Power Consumption | 3 W |
| Dimensions | 270 × 200 × 65 mm (L×W×H) |
| Weight | 2 kg |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Model | HK-358 Cation Exchange Bed |
| Type | Online Sodium Ion Analyzer |
| Measurement Range | (1.00–8.00) pNa, 0.23 µg/L–2300 mg/L |
| Detection Limit | 0.01 pNa or 0.01 µg/L |
| Response Time (T90) | 2 min at 25 °C |
| Accuracy | ±0.05 pNa or ±5 µg/L (whichever is greater) |
| Temperature Range | (0.00–99.9) °C |
| Temperature Compensation | Automatic or Manual (0.1–60.0 °C) |
| Display | 192 × 64 dot-matrix LCD (English/Chinese selectable) |
| Resolution | 0.01 pNa / 0.01 µg/L / 0.1 mV |
| Output | Dual isolated (0–10) mA, (0–20) mA, or (4–20) mA |
| Power Supply | AC 100–240 V, 50–60 Hz |
| Power Consumption | ≤8 W |
| Enclosure Dimensions | 450 × 690 × 190 mm (W × H × D) |
| Panel Cutout | 410 × 645 mm |
| Weight | 20 kg |
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