Description
Overview
GAOTek Portable Nitrate Ion Meter has 2 to 5-point calibration selectable measurement units connectable to 17 types of ISES. Stores up to 500 data sets. lon selective electrode, temperature probe, standard solutions 100 and 1000 ppm, ionic strength adjuster (30 ml each bottle), electrode clip, carrying case.
Features
- Professional portable nitrate ion meter is equipped with a large backlit LCD display
- 2 to 5 points push-button calibration from low to high concentrations
- Direct ion concentration readout simplifies the measurement process
- Selectable concentration units, including the ppm, mg per L, and mol per L
- Automatic Temperature Compensation provides accurate readings over the entire range
- Calibration Due Alarm prompts user to calibrate the meter regularly
- The stability indicator shows when a measurement is recognized as stable
- mV measurement mode can be used for checking the electrode performance
- The battery indicator shows the remaining battery capacity
- Auto-Power Off effectively conserves battery life
- The setup menu allows setting the 8 parameters, including the number of calibration points, temperature unit, stability criteria, date and time, etc
- The reset feature automatically resumes all settings back to factory default options
- Expanded memory stores and recalls up to 500 data sets
- Stored readings can be transferred into the computer by USB communication interface
- Multi-mode power scheme (batteries, power adapter, or USB port) ensures that the use of the meter smoothly
- Auto-Hold feature senses and locks the measurement endpoint
Technical SpecificationsÂ
Range | 0.4 ppm to 62000 ppm |
Resolution | 0.001, 0.01, 0.1, 1, automatic |
Accuracy | ±0.5% F.S. |
Calibration | 2 Points to 5 points |
Calibration Solutions | 0.001 or 0.01 or 0.1 or 1 or 10 or 100 or 1000 or 10000 |
Measurement Units | ppm, mg or L, mol or L, mmol or L |
Range | -1999.9 mV to 1999.9 mV |
Resolution | 0.1 mV |
Accuracy | ±0.2 mV |
Calibration | 1 Point |
Calibration Range | Reading (±10°C) or 10 °F |
Hold Function | Manual or Auto-read measurement endpoint |
Stability Criteria | Low or High |
Calibration Due Alarm | 1 day to 31 days or off |
Auto-Power Off | 10 minutes or 20 minutes or 30 minutes after the last key pressed |
Memory | Stores up to 500 data sets |
Output | USB communication interface |
Connector | BNC, 3.5 mm jack socket |
Display | Custom LCD 3.1 in x 2.1 in (80 mm× 60 mm) |
Power Supply | 3 V × 1.5V AA batteries or 5V DC power adapter |
Battery Life | Approximately 150 hours without backlight |
Temperature Compensation | 32°F to 212°F (0°C to 100°C), Manual or Automatic |
Resolution | 0.1 °F (0.1 °C) |
Accuracy | ± 0.9 °F (± 0.5 °C) |
Dimensions | 6.6 in x 3.3 in x 1.1 in (170 mm x 85 mm x 30mm) |
Weight | 0.66 lb (0.3 kg) |