LAQUA PD220
Handheld pH/ORP/Dissolved Oxygen/Temperature Meter
The LAQUA PD220 is a professional-grade, multi-parameter handheld meter designed for precise measurement of pH, ORP, dissolved oxygen (DO), and temperature. Engineered for both laboratory and demanding field environments, it delivers fast response times, stable readings, and advanced functionality for comprehensive water quality analysis.
Combining electrochemical and dissolved oxygen testing in one compact instrument, the PD220 is ideal for environmental monitoring, aquaculture, wastewater treatment, industrial quality control, and research applications.
Key Features of the LAQUA PD220:
- Comprehensive Multi-Parameter Measurement
Measures pH, ORP, dissolved oxygen, and temperature in a single portable device. - Simultaneous DO & Temperature Display
Real-time monitoring for improved efficiency and accurate compensation. - High Accuracy & Fast Response
Advanced sensor compatibility ensures reliable, repeatable results. - Automatic Temperature Compensation (ATC)
Maintains precision across varying sample temperatures. - Salinity & Atmospheric Pressure Compensation (DO)
Enhances dissolved oxygen accuracy in different water types and altitudes. - Multi-Point Calibration
User-friendly calibration options for pH and DO measurements. - Large Backlit LCD Display
Clear, easy-to-read screen for laboratory and field use. - Data Memory & Hold Function
Convenient data storage and hold feature for efficient record-keeping. - Durable & Portable Design
Lightweight yet rugged construction suitable for on-site testing. - Energy-Efficient Operation
Auto power-off function to extend battery life.
Typical Applications:
✔ Aquaculture & fish farming
✔ Environmental compliance monitoring
✔ Wastewater & effluent testing
✔ Drinking water analysis
✔ Research & educational laboratories
The LAQUA PD220 offers a powerful, all-in-one solution for critical water quality parameters—combining advanced performance, portability, and professional reliability in a single handheld meter.
Specifications:
| Model | LAQUA PD220 pH/ORP/Dissolved Oxygen/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 |
| DO Range | 0.00 to 20.00 mg/L / 0.0 to 200.0 % |
| Resolution | 0.01 mg/L or 0.1 % |
| Accuracy | ±0.1 mg/L |
| Salinity Compensation | 0.0 to 40.0 ppt |
| Barometric Pressure Compensation | Yes |
| Temperature Compensation | Yes |
| Calibration Points | Up to 2 |
| DO Probe Type | Galvanic integrated with temperature sensor |
| 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 DO 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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