Laqua PC220
Handheld pH / ORP / Conductivity / Resistivity / TDS / Salinity / Temperature Meter
The LAQUA PC220 is a professional-grade, multi-parameter handheld meter designed for advanced water quality analysis in laboratory and field environments. Combining comprehensive measurement capability with high accuracy and enhanced functionality, it is ideal for users who require dependable, precise, and efficient testing across multiple parameters.
Engineered for environmental monitoring, municipal water treatment, aquaculture, industrial processes, and research laboratories, the PC220 provides robust performance in a compact, portable design.
Key Features of the Laqua PC220:
- Comprehensive Multi-Parameter Measurement
Measures pH, ORP, conductivity, resistivity, total dissolved solids (TDS), salinity, and temperature in one instrument. - High Accuracy & Fast Response
Advanced sensor compatibility ensures stable, repeatable, and precise readings. - Automatic Temperature Compensation (ATC)
Maintains measurement accuracy under varying temperature conditions. - Salinity & TDS Conversion Settings
Adjustable conversion factors to suit specific application requirements. - Multiple Calibration Options
User-friendly, multi-point calibration for pH and conductivity measurements to ensure accuracy. - Large LCD Display
Clear, easy-to-read screen with intuitive navigation for efficient operation. - Data Memory & Hold Function
Convenient data storage and reading hold capability for easy documentation. - Durable & Portable Design
Lightweight yet rugged construction suitable for field and on-site testing. - Energy-Efficient Operation
Auto power-off function to extend battery life.
Typical Applications:
✔ Drinking water & wastewater monitoring
✔ Environmental compliance testing
✔ Aquaculture & hydroponics
✔ Industrial quality control
✔ Laboratory research & education
The LAQUA PC220 delivers a complete, high-performance solution for multi-parameter water analysis—offering precision, versatility, and professional reliability in a single handheld meter.
Specifications:
| Model | LAQUA PC220
pH/ORP/Conductivity/Resistivity/Total Dissolved Solids/Salinity/Temperature (°C/°F) |
| pH Range | -2.00 to 16.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ± 0.01 pH |
| Calibration Points | Up to 5 (USA & NIST), Up to 6 (DIN) |
| Buffer Options | USA, NIST, DIN |
| ORP Range | ± 2000 mV |
| Resolution | 0.1 mV (< ±1000 mV), 1 mV (≥ ±1000 mV) |
| Accuracy | ± 0.3 mV (< ±1000 mV), 0.3% of reading (≥ ±1000 mV) |
| Calibration Option | Yes |
| Conductivity Range | …µS/cm to 200.0 mS/cm (k=1.0) |
| Resolution | 0.05% full scale |
| Accuracy | ±0.6% full scale; ±1.5% full scale > 18.0 mS/cm |
| Reference Temperature | 15 to 30 °C (adjustable) |
| Temperature Coefficient | 0.00 to 10.00% (adjustable) |
| Cell Constant | 0.1, 1.0, 10.0 (adjustable) |
| Calibration Points | Up to 4 (Auto) / Up to 5 (Manual) |
| Unit Setting | S/cm, S/m (Auto-ranging) |
| TDS Range | …ppm to 100 ppt (TDS factor=0.5) |
| Resolution | 0.01 ppm (mg/L) / 0.1 ppt (g/L) |
| Accuracy | ±0.1% full scale |
| Calibration Curves | Linear (0.40 to 1.00), EN27888, 442, NaCl |
| Resistivity Range | 0.000 Ω•cm to 20.0 MΩ•cm |
| Resolution | 0.05% full scale |
| Accuracy | ±0.6% full scale; ±1.5% full scale > 18.0 MΩ•cm |
| Salinity Range | 0.0 to 100.0 ppt / 0.00 to 10.00 % |
| Resolution | 0.1 ppt / 0.01 % |
| Accuracy | ±0.2% full scale |
| Calibration Curves | NaCl, Seawater |
| Calibration Option | Yes |
| Temperature Range | -30.0 to 130.0 °C / -22.0 to 266.0 °F |
| Resolution | 0.1 °C / °F |
| Accuracy | ± 0.5 °C / ± 0.9 °F |
| Calibration Option | Yes |
| Memory Data | 1000 |
| Auto Log Data | Yes |
| Real-time Clock | Yes |
| Date & Time Stamp | Yes |
| Measurement Modes | Auto Stable, Auto Hold, Real Time |
| Offset / Average Slope Display | Yes |
| Calibration Alarm | Yes (Programmable: up to 90 days) |
| Auto Shut-Off | Yes (Programmable: up to 30 minutes) |
| Electrode Status | Yes (On screen display) |
| Diagnostic Messages | Yes |
| PC Communication | Yes via PC (USB) cable PN 3200779639 |
| Printer Communication | Yes via Printer (RS232) cable PN 3200779638 |
| Meter Inputs | 2 x BNC (for pH and conductivity electrodes), 2 x phono (for temperature sensors) |
| Meter Output | phono (for PC/printer connection) |
| Display | Custom LCD with backlight |
| Housing | IP67, shock & scratch resistant, non-slip |
| Power Requirement | 2 x AA batteries |
| Battery Life | > 500 hours |
| Meter Dimensions | 160 (L) x 80 (W) x 40.60 (H) mm |
| Meter Weight | Approx. 260g (with batteries) / 216g (without batteries) |
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