Description
Overview
GAOTek Portable Multi-Meter pH/TDS/DO/ORP/ISE 2 channels w/o electrodes – 0.1 mV Resolution 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.
Features
- We offer standard laboratory and rugged field Intellical
- Smart sensors available with the HQ Series to measure a wide variety of parameters including Total Dissolved Solids (TDS)
- Optical Dissolved Oxygen (DO)
- Biochemical Oxygen Demand (BOD)
- Temperature, Conductivity, and pH
- IntelliCAL smart probes are automatically recognized by HQ meters, retain calibration history and method settings to minimize errors and setup time
- They incorporate proven technology to deliver superior accuracy and response times even when measuring challenging samples or challenging operating environments
Technical Specifications
| Accessories Included | USB charger, power cable, and clips |
| Automatic Buffer Recognition | Yes |
| Calibration | Dermal (1 D, 0.1 D, 0.01 D), Molar (0.1 M / 0.01 M / 0.001 M), NaCl (0.05 %, 25 µS per cm, 1000 µS per cm, 18 mS per cm), Standard Sea water, User defined |
| Calibration Intervals/Alerts/Reminder | Off, selectable from 2 hours to 7 days |
| Data Export | USB connection to PC or USB storage device (limited to the storage device capacity). |
| Data Memory | 100,000 data points |
| Display | Up to 3 parameters at a time, dependent on HQ model |
| Display Type | 640 x 480 Colour TFT |
| DO Measurement Range | 0.1 mg per L to 20.0 mg per L (ppm), 1 % to 200 % saturation |
| Lock Function | Continuous Auto-stabilization (“press to read”) / At Interval |
| Measurement Method | Probe specific programmed method settings |
| mV Resolution | 0.1 mV |
| Operating Error Messages | Clear text error messages displayed |
| Operating Humidity | 90 % (non-condensing) |
| Operating Interface | Soft Touch Keypad |
| pH Electrode calibration | 1 calibration point to 3 Calibration points Calibration summary data logged and displayed |
| pH Measurement Range | 0 pH to 14 pH |
| pH Resolution | Selectable: 0.001 pH, 0.01 pH, 0.1 pH |
| Power Supply | Rechargeable lithium-ion battery 18650 (internal) Class II, USB power adapter: 100 V ACS to 240 V AC, 50 Hz / 60 Hz input, 5 V DC at 2 A USB power adapter output (external) |
| Probe Type | Standard Laboratory or Rugged Field |
| Probes included | None |
| Protection Class | IEC Class III (SELV (Separated/Safety Extra-Low Voltage) powered), external |
| Salinity Measurement Range | 0 ppt to 42 ppt (%) |
| Salinity Resolution | 0.01 ppt (%) |
| TDS Measurement Range | 0.00 mg per L to 50.0 g per L NaCl |
| TDS Resolution | 0.01 mg per L to 0.1 g per L upon measuring range |
| Type of measurement | Field Measurements |
| Storage Conditions | -4 °F to 140 °F (-20 °C to 60 °C), max. 90 % relative humidity (non-condensing) |
| Temperature Resolution | 32.18 °F (0.1 °C) |
| Operating Temperature | 32 °F to 140 °F (0 °C to 60 °C) |
| Dimensions | 2.4 in x 3.8 in x 8.6 in (6.3 cm x 9.7 cm x 22 cm) |
| Weight | 1.21 oz (550 g) |