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| Brand | CLEAN |
|---|---|
| Origin | Taiwan |
| Model | FCL30-R |
| Instrument Type | Portable |
| Measurement Principle | Electrochemical Potentiometric Sensor |
| Measured Parameter | Free Residual Chlorine |
| Range | 0–2.00 mg/L |
| Accuracy | ±1% F.S. |
| Repeatability | ±1% F.S. |
| Resolution | 0.01 mg/L |
| LOD | 0.035 mg/L |
| Auto Temperature Compensation | 5.0–45.0 °C |
| pH Compensation Input Range | 6.5–8.5 |
| Electrode | Replaceable CS5931 Free Chlorine Sensor |
| Display | Backlit LCD (20 × 30 mm) |
| Power | 1 × 1.5 V AAA battery |
| IP Rating | IP67 |
| Dimensions (H×W×D) | 185 × 40 × 48 mm |
| Weight | 95 g |
| Brand | CLEAN |
|---|---|
| Origin | Taiwan |
| Model | CS5530D |
| Instrument Type | Online |
| Measurement Principle | Amperometric Electrochemical Sensor |
| Measured Parameter | Free Chlorine (Residual Cl₂) |
| Range | 0–2.000 mg/L and 0–20.00 mg/L |
| Accuracy | ≤3% of reading |
| Repeatability | ±0.02 mg/L |
| Resolution | 0.001 mg/L (low range), 0.01 mg/L (high range) |
| LOD | 0.035 mg/L |
| Temperature Compensation | Integrated Pt1000 RTD |
| pH Compensation | Built-in pH input interface for external pH electrode integration |
| Operating Temperature | 0–80 °C |
| Max Pressure | 10 bar |
| Housing Material | Glass sensing element + PP + POM |
| Reference System | Dual-salt-bridge Ag/AgCl |
| Junction Type | Annular ceramic liquid junction |
| Cap Material | PP |
| Connector | PG13.5 |
| Handle Material | POM |
| Cable Length | 5 m |
| Communication | RS-485 Modbus RTU |
| Power Supply | DC 12 V |
| Output Signals | Residual chlorine concentration (mg/L), temperature (°C) |
| Enclosure Rating | IP68 |
| Compatible Flow Cell | A580 hermetically sealed flow-through cell |
| Brand | CLEAN (USA) |
|---|---|
| Origin | Shanghai, China |
| Model | FCL5000 |
| Instrument Type | Online Analyzer |
| Measurement Principle | Amperometric Electrochemical Sensor (Three-Electrode Constant-Voltage Method, Membrane-Free) |
| Measured Parameter | Free Chlorine (HOCl/OCl⁻) |
| Range | 0.000–2.000 ppm and 0.00–20.00 ppm (dual-range auto-switching) |
| Accuracy | ±2% of full scale |
| Resolution | 0.001 ppm |
| Detection Limit | 0.000 ppm |
| pH Compensation Range | 4.00–9.00 pH (nonlinear, automatic) |
| pH Input Range | 0.00–14.00 pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 pH |
| Temperature Range | −10.0–130.0 °C |
| Temp. Resolution | 0.1 °C |
| Temp. Accuracy | ±0.3 °C |
| Output | Dual isolated 4–20 mA (±1% FS, load < 500 Ω) |
| Communication | RS-485 with optical isolation, MODBUS RTU protocol |
| Relay Outputs | Two SPST control relays (2.5 A / 230 VAC) + one configurable function relay |
| Power Supply | 85–260 VAC or optional 24 VDC |
| Enclosure Rating | IP65 |
| Operating Environment | 0–60 °C, RH < 90% non-condensing |
| Mounting | Panel mount (cutout: 92.5 × 92.5 mm) |
| Dimensions (H×W×D) | 108 × 108 × 128 mm |
| Calibration Method | DPD colorimetric verification compatible |
| Brand | CLEAN |
|---|---|
| Origin | USA |
| Model | FCL30 |
| Instrument Type | Portable |
| Measurement Principle | Amperometric (Tri-Electrode) |
| Measured Parameter | Free Residual Chlorine |
| Range | 0–10.00 ppm |
| Accuracy | ±1% F.S. |
| Repeatability | ±1% F.S. |
| Resolution | 0.01 ppm |
| Detection Limit | 0 ppm |
| Temperature Range | 0.0–100.0°C |
| Calibration | 2-point (zero + span) |
| Data Storage | 10 readings |
| Enclosure Rating | IP67 |
| Display | Multi-line LCD (21 × 34 mm), auto-backlit |
| Power | 1 × 1.5 V AAA battery |
| Dimensions (H×W×D) | 185 × 40 × 48 mm |
| Weight | 95 g |
| Electrode | Replaceable CS5930 amperometric tri-electrode sensor |
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