Features:
- 1 to 5 points calibration with automatic calibration solution recognition.
- Selectable cell constant ( 0.1/1/10 ), normalization temperature.( 20°C or 25°C )
- TDS conversion factor, seawater and practical salinity measurement modes.
- Linear or pure water compensation improves the measurement accuracy.
- Automatic Temperature Compensation ensures accurate reading.
- Calibration Due Reminder prompts user to calibrate the meter regularly.
- Stability indicator automatically shows current measurement status.
- Auto-Hold function freezes stable measured value for easy viewing and recording.
- Selectable temperature unit ( °C or °F ) meets different application requirements.
- Automatic electrode diagnosis shows cell constant of the conductivity electrode.
- Help message as a operational guide that helps you quickly begin using the meter.
- System menu allows setting the 11 parameters, including the temperature unit, number of calibration points, stability condition, etc.
- Reset feature automatically resumes parameters back to factory default options.
- Expanded memory stores and recalls up to 500 readings.
- Built-in real-time clock stamps stored data to meet GLP standard.
- Stored data can be transferred into computer by USB communication interface.
Accessories: Conductivity electrode, temperature probe, conductivity standard solutions(84pS/cm,1413pS/cm, 12.88mS/cm), batteries and carrying case.
Technical Parameters:
|
Model |
PH-520 | PH-530 | PH-531 |
PH-540 |
| Conductivity Range | 0-20.00, 200.0, 2000pS/cm,20.00, 200.0mS/cm | |||
| Conductivity Accuracy | ±0.5% F.S | |||
| TDS Range | / | 0〜100ppt (Max. 200ppt, depending on factor setting) | / | 0~100ppt (Max. 200ppt, depending on factor setting) |
| TDS Accuracy | / | ±1%F.S | / | ±1% F.S |
| Salinity Range | 1 | 0-1 Oppt (Max. 80ppt) | ||
| Salinity Accuracy | 1 | ±1%F.S | ||
| Resistivity Range | 1 | 0-100MQ | ||
| Resistivity Accuracy | 1 | ±1% F.S | ||
| Calibration Points | 1~3 points (Model 520A), 1~5 points (Model 530/531/540) | |||
| Calibration Solutions | 10|jS/cm, 84pS/cm, 1413pS/cm, 12.88mS/cm, 111.8mS/cm | |||
| Temperature Compensation | 0~100°C, 32-212°F, Manual or Automatic | |||
| Temperature Coefficient | 0.0-10.0%/’C | |||
| Normalization Temperature | 25°C (Model 520A), 20°C or 25°C (Model 530/531/540) | |||
| Cell Constant | K=0.1, 1, 10 or User-defined | |||
| Memory | Stores up to 500 data sets, USB Communication Interface | |||
| Power Requirements | 3* 1.5V “AA” batteries (Standard) or DC5V power adapter (Optional) | |||
| Dimensions | 170*85‘30mm | |||
| Package Size(W*D*H) | 475*155*350mm | |||
| Net Weight | 300g | |||
| Gross Weight | 2kg | |||
Reviews
There are no reviews yet.