Description
Overview
GAOTek Conductivity Electrode Tester is for water quality professionals who want to perform electrochemical analysis for field and lab environments. Our new portable platform will allow you to collect intuitive, accurate measurements, manage data, and easily review results, while supplying an IP67 robustness rating. A robust and intuitive range of portable meters, instilling confidence in reporting and managing your results.
Features
- Simplified calibration process with on-screen guidance
- Easy data transfer via USB or optional Bluetooth
- Enhanced data validation with Claros Data Management software
- Versatile Intellectual smart sensors for various applications
- Reliable performance, accuracy, and response times
- Automatic recognition and calibration history retention for smart probes
- Ideal for both laboratory and field use
Technical Specifications
| Working Frequency | 60 KHz, sine wave |
| Measurement Range for Conductivity | 7.76% IACS to 112% IACS, or 4.5 MS/m to 65 MS/m, or resistivity 0.01538 Ω•mm²/m to 0.22222 Ω•mm²/m |
| Resolving Power | 0.01% IACS (when <51% IACS); 0.1% IACS (51% IACS to 112% IACS) |
| Measuring Precision | ±0.5% reading |
| Lift-off Effect | Probe compensation 0.0197 in (0.5 mm) |
| Temperature Measurement | 32 °F to 122 °F (0 °C to +50 °C) |
| Accessories | USB charger, power cable, clips |
| Auto-buffer Recognition | Yes |
| Backlight | Yes |
| Barometric Pressure Measurement | Automatic compensation of DO when using an LDO or LBOD probe |
| Calibration Intervals/Alerts/Reminder | Off, selectable from 2 hours to 7 days |
| Certifications | CE, FCC, ISED, RCM, KC, ETL Verified: US DOE/ NRCan Energy Efficiency, RoHS |
| Conductivity Calibration | Demal (1 D/0.1 D/0.01 D); Molar (0.1 M/0.01 M/0.001 M); NaCl (0.05%; 25 µS/cm; 1000 µS/cm; 18 mS/cm); Standard Sea water; User-defined |
| Conductivity Measurement | Temperature correction: None; Linear; NaCl Non-Linear Natural Water |
| Custom Calibration Standards | Yes |
| Data Export | USB connection to PC or USB storage device (limited to the storage device capacity) |
| Data Storage | 10,000 data points |
| Display | Up to 3 parameters at a time, dependent on HQ model |
| Display Type | 536 x 336 Mono-TFT |
| DO Measurement Range | 0.1 mg/L to 20.0 mg/L (ppm), 1% to 200% saturation |
| DO Resolution | 0.1 |
| Electrode Type | Interlocal Standard Laboratory or Rugged Field |
| Enclosure Waterproof Rating | IP67 (with battery compartment installed) |
| Environmental Conditions | Relative Humidity: 90% (non-condensing); Temperature: 32 °F to 140 °F (0 °C to 60 °C) |
| GLP Features | Date; Time; Sample ID; Operator ID, Calibration |
| Inputs | 2 |
| Measurement Method | Probe-specific programmed method settings |
| Model | HQ2200 Multi/2 Channels |
| mV Measurement at Stable Reading | Yes |
| mV Measurement Range | Yes |
| mV Resolution | 0.1 mV |
| Operating Error Messages | Clear text error messages displayed |
| Operating Interface | Soft Touch Keypad |
| ORP Electrode Calibration | Predefined ORP standards (including Zobell’s solution) |
| Parameter | pH, Conductivity |
| pH Buffer Sets | Color-coded: 4.01, 7.00, 10.01 pH; IUPAC: 1.679, 4.005, 7.000, 10.012, 12.45 DIN: 1.09, 4.65, 9.23 User-defined custom buffer sets |
| pH Electrode Calibration | 1 to 3 Calibration points Calibration summary data logged and displayed |
| pH Measurement Range | 0 pH to 14 pH |
| pH Resolution | Selectable: 0.001/0.01/0.1 pH |
| Power Supply | Rechargeable lithium-ion battery 18650 (internal) Class II, USB power adapter: 100 – 240 VAC, 50/60 Hz input; 5 VDC at 2 A USB power adapter output (external) |
| Resolution | 0.01 mg/L to 0.1 g/L upon measuring range |
| Salinity Measurement Range | 0 ppt to 42 (ppt) (‰) |
| Salinity Resolution | 0.01 (ppt) (‰) |
| Sensor A | PHC 10101, CDC 401 |
| Cable Length | 39.37 in (1 m) |
| Dimensions of Host Machine | 8.66 in x 3.74 x 2.17 in (220 mm x 95 mm x 55 mm) |
| Dimensions (H x W x D) | 2.48 in x 3.82 in x 8.66 in (63 mm x 97 mm x 220 mm) |
| Weight of Host Machine | 0.5 lb (226.8 g) (including batteries) |
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