Máy đo EC/TDS/NaCl/nhiệt độ HANNA HI 9835
THÔNG SỐ KỸ THUẬT:
Model: HI 9835
Hãng sản xuất: HANNA - Ý
| 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 conversion factor | |
| NaCl | 0.0 to 400.0% | |
| Temperature | –20.0 to 120.0 ºC (-4.0 to 248.0ºF) | |
| Resolution | EC | 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 (ppm) or 1 digit, whichever greater) | |
| NaCl | ±1% of reading | |
| Temperature | ±0.2°C (excluding probe error) | |
| 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 (32 and 122°F) | |
| Temperature Compensation |
automatic or manual from –20.0 to 120.0 ºC (-4.0 to 248.0ºF) (can be disabled for measuring conductivity) | |
| Temperature Coefficient |
selectable from 0.00 to 6.00%/ºC (EC and TDS only); default value is 1.90%/ºC | |
| TDS Factor | selectable from 0.40 to 0.80 (default value is 0.50) | |
| Probe | HI 76309 four ring conductivity probe with internal temperature sensor, DIN connector and 1 m (3.3’) 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 (7.3 x 2.8 x 1.4”) | |
| Weight | 300 g (10.6 oz) |
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