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| Customization: | Available |
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| After-sales Service: | Online Technical Support |
| Warranty: | 18 Months |
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Biobase Portable Conductivity/TDS/Salinity Meter PH-520
PH-520 Features:
1. 1 to 3 points calibration with automatic recognition for conductivity standards.
2. Automatic electrode diagnosis shows the calibration points and factors .
3. Selectable cell constant, reference temperature, linear/non-linear and pure water compensation modes.
4. Automatic temperature compensation ensures accurate readings over the entire range.
5. Auto-Read function senses and locks the measurement endpoint.
6. Setup menu allows setting the number of calibration points, temperature unit, auto-power off, etc.
7. Reset function automatically resumes all settings back to the factory defaults.
8. Expanded memory stores or recalls up to 100 data sets.
9. USB communication interface for data transfer orconnecting a power adapter to meter.
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Model |
PH-520 |
PH-530 |
PH-531 |
PH-540 |
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Conductivity |
Range |
Standard |
CON-1: 2μs/cm~20000μs/cm |
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Optional |
CON-0.01: 0.01μs/cm~0.1μs/cm CON-0.1: 0.1μs/cm~2μs/cm CON-10: 20000μs/cm~200ms/cm |
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Accuracy |
±0.5% F.S. |
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Resolution |
0.001, 0.01, 0.1, 1 |
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Calibration Points |
1 to 3 points(PH-520), 1 to 5 points(PH- 530/531/540) |
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Calibration Solutions |
10μS/cm, 84pS/cm, 1413pS/cm, 12.88mS/cm, 111.8mS/cm |
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TDS |
Range |
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0~10.00, 100.0, 1000ppm, 10.00, 200.0ppt |
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0~10.00, 100.0, 1000ppm, 10.00, 200.0ppt |
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Accuracy |
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±1%F.S. |
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±1%F.S. |
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Resolution |
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0.01, 0.1, 1 |
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0.01, 0.1, 1 |
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TDS Factor |
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0.1~1.0(default 0.5) |
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0.1~1.0(default 0.5) |
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Salinity |
Range |
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0.00~42.00psu, 0.00~80.00ppt |
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Accuracy |
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±1% F.S. |
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Resolution |
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0.01 |
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Resistivity |
Range |
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0.00~20.00MΩ |
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Accuracy |
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±1% F.S. |
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Resolution |
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0.01 |
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Temperature |
Range |
0~105°C/32~221°F |
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Accuracy |
±0.5°C/±0.9°F |
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Resolution |
0.1°C/0.1°F |
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Offset Calibration |
1 point, reading ±10°C |
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Other Specifications |
Temperature Compensation |
0~100°C, manual or automatic |
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Temperature Coefficient |
Linear(0.0~10.0%/°C), non-linear, pure water |
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Reference Temperature |
20/25°C |
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Cell Constant |
K=0.1, 1, 10 |
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Stability Criteria |
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Low or high |
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Calibration Due Alarm |
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1 to 31 days or off |
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Hold Function |
Manual or auto-endpoint |
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Auto-Off |
30 minutes after last key pressed(PH-520), 10, 20 or 30 minutes after last key pressed(PH-530/531/540) |
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Memory |
100 data sets(PH-520), 500 data sets(PH-530/531/540) |
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Communication Interface |
USB |
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Connector |
6-pin mini-DIN, 3.5mm jack socket |
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Display |
Custom LCD(80*60mm) |
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Power Requirements |
3*1.5V AA batteries or DC5V power adapter |
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Battery Life |
Approximately 150 hours(Turn off the backlight) |
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Dimensions(mm) |
170*85*30 |
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Weight(kg) |
300g |
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Package Size(W*D*H)mm |
475*155*350 |
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Gross Weight(kg) |
2kg |
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