HANNA HI 9835 实验室防水型便携式EC/TDS/NaCl/℃测定仪

- Range    
+ EC: 0.00 to 29.99 µS/cm; 30.0 to 299.9 µS/cm; 300 to 2999 µS/cm; 3.00 to 29.99 mS/cm; 30.0 to 200.0 mS/cm; up to 500.0 mS/cm (actual EC)
+ TDS: 0.00 to 14.99 mg/L (ppm); 15.0 to 149.9 mg/L (ppm); 150 to 1499 mg/L (ppm); 1.50 to 14.99 g/L (ppt); 15.0 to 100.0 g/L (ppt); up to 400.0 g/L (ppt) (actual TDS)* with 0.80 
+ NaCl: 0.0 to 400.0%
+ Temperature: -20.0 to 120.0°C
- Resolution    
+ EC: 0.01 0.01 µS/cm; 0.1 µS/cm; 1 µS/cm; 0.01 mS/cm; 0.1 mS/cm
+ TDS: 0.01 mg/L (ppm); 0.1 mg/L (ppm); 1 mg/L (ppm); 0.01 g/L (ppt); 0.1 g/L (ppt)
+ NaCl: 0.1%
+ Temperature: 0.1°C
- Accuracy @ 25°C    
+ EC: ±1% of reading ± (0.05 µS/cm or 1 digit)
+ TDS: ±1% of reading ± (0.03 mg/L or 1 digit)
+ NaCl: ±1% of reading
+ Temperature: ±0.2°C
Calibration
+ EC: automatic, one point with six memorized values (84, 1413, 5000, 12880, 80000, 111800 µS/cm)
+ NaCl: one point, with HI 7037 calibration solution
+ Temperature: two point, at 0 and 50°C
Temperature Compensation: automatic or manual from -20.0 to 120.0°C
Temperature Coefficient: selectable from 0.00 to 6.00%/°C (EC and TDS only)
TDS Factor: selectable from 0.40 to 0.80 (default value: 0.50)
Probe: HI 76309 four ring conductivity probe with internal temperature sensor, DIN connector and 1 m cable (included)
Power Supply: 1.5V AAA batteries (3) /approximately 200 hours of continuous use without backlight (50 hours with backlight on); auto-off after 5, 10, 20 and 60 minutes (can be disabled)
Environment: 0 to 50°C (32 to 122°F); RH max 95%
Dimensions: 185 x 72 x 36 mm 
Weight: 300g

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