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| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | SENHK-258 |
| Pricing | Available Upon Request |
| Measurement Range | 0–200.0 µg/L and 0–20.00 mg/L (auto-ranging) |
| Accuracy | ±<3% of reading |
| Temperature Compensation Range | 0–50 °C |
| Minimum Sample Flow Rate | 50 mL/min |
| Response Time (t₉₀) | ≤60 s at 25 °C |
| Power Supply | 2 × 3.6 V rechargeable Li-ion batteries |
| Continuous Operation Time (fully charged) | 15 h |
| Ingress Protection Rating | IP66 |
| Dimensions (L×W×H) | 190 × 250 × 180 mm |
| Weight (including charging dock) | 2.3 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | SENHK-3C |
| Pricing | Available Upon Request |
| Display | 192×64 dot-matrix LCD (English/Chinese selectable) |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 |
| pH Accuracy | ±0.02 |
| Input Impedance | ≥10¹² Ω |
| Response Time | ≤60 s to 90% of final value at 25 °C |
| Temperature Sensor | Pt1000 |
| Temp. Range | 0.0–99.9 °C |
| Temp. Accuracy | ±0.5 °C |
| Temp. Resolution | 0.1 °C |
| Temp. Compensation | 0.1–60.0 °C (manual or automatic) |
| Sample Temp. Range | 5–60 °C |
| Operating Ambient | 5–45 °C, ≤90% RH (non-condensing) |
| Storage Temp. | −25–55 °C (electrode excluded |
| Power Supply | 198–242 VAC, 50 Hz ±1 Hz |
| Power Consumption | ≤3 VA |
| Dimensions (L×W×H) | 200 × 210 × 65 mm |
| Weight | 2.0 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | SENHK-338 |
| Price | Upon Request |
| Conductivity Range (Auto-ranging via electrode) | 0.000–2.000 µS/cm, 0.00–20.00 µS/cm, 0–2000 µS/cm, 0.000–10.00 mS/cm, 0.000–20.00 mS/cm, 0.00–100.00 mS/cm |
| Temperature Measurement Range | 0.0–99.9 °C |
| ATC Compensation Range | 0.1–60.0 °C |
| Resolution | Conductivity: 0.001 µS/cm (lowest range), 0.01 µS/cm, 1 µS/cm, 0.001 mS/cm, 0.01 mS/cm |
| Temperature | 0.1 °C |
| Accuracy | Conductivity: ±1% of Full Scale, Temperature: ±0.5 °C |
| Response Time | ≤30 s to 90% of final value at 25 °C |
| Current Output Options | 0–10 mA, 0–20 mA, or 4–20 mA (isolated) |
| Max Load Resistance | 800 Ω (at 20 mA) |
| Output Accuracy | ±0.1 mA |
| Alarm Outputs | 2 programmable relay outputs (SPST, 250 VAC/3 A) |
| Communication Interface | Optional CAN bus (ISO 11898-compliant) |
| Sample Temp. Range | 5–50 °C |
| Sample Flow Rate | ≤6 L/h |
| Max Suspended Solids | ≤5 µm (no colloids, no oil/grease) |
| Ambient Operating Temp. | 5–45 °C |
| Ambient Humidity | ≤90% RH (non-condensing) |
| Storage/Transport Temp. | −25 to +55 °C |
| Dimensions (W×H×D) | 158 × 158 × 170 mm |
| Panel Cutout | 140 × 140 mm |
| Power Supply | 198–242 VAC, 50 Hz ±1 Hz |
| Power Consumption | ≤8 VA |
| Electrical Insulation | 1500 VAC/1 min (power-to-chassis) |
| Weight | 2.0 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | SENHK-328 |
| Price | Upon Request |
| pH Range | 0.00–14.00 pH |
| mV Range | −1000 to +1000 mV |
| Temperature Range | 0.0–99.9 °C |
| ATC Range | 0.1–60 °C |
| pH Resolution | 0.01 pH |
| mV Resolution | 0.1 mV |
| Temperature Resolution | 0.1 °C |
| pH Accuracy | ±0.02 pH |
| Temperature Accuracy | ±0.5 °C |
| Response Time (90%) | ≤90 s at 25 °C |
| Isolated Current Output | 0–10 mA / 0–20 mA / 4–20 mA (dual channel, configurable for pH or temperature) |
| Output Current Accuracy | ±0.1 mA |
| Max Load Resistance | 800 Ω (at 20 mA) |
| Alarm Outputs | 2 programmable relay outputs |
| Communication Interface | CAN bus (optional) |
| Sample Temp. | 5–50 °C |
| Sample Flow Rate | ≤6 L/h |
| Max Solid Content | ≤5 µm (no colloids, no oil/grease) |
| Ambient Temp. | 5–45 °C |
| Ambient Humidity | ≤90% RH (non-condensing) |
| Storage Temp. | −25 to +55 °C (electrode stored separately above 0 °C) |
| Dimensions (W×H×D) | 158×158×170 mm |
| Power Supply | 198–242 VAC, 50 Hz ±1 Hz |
| Power Consumption | ≤8 VA |
| Insulation Withstand | 1500 VAC/1 min (power-to-chassis) |
| Weight | 2 kg |
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