ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Manufacture: Hanna
Model: HI2300
Warranty: 12 month
- 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 (actual TDS), with 0.80 conversion factor
+ NaCl: 0.0 to 400.0%
+ Temperature: -20.0 to 120.0°C
- 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; 0.1 mg/L; 1 mg/L; 0.01 g/L; 0.1 g/L
+ 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: ±0.4°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 76310 platinum, four ring conductivity/TDS probe with internal temperature sensor and 1 m cable (included)
PC Connection: opto-isolated USB
Logging: log on demand, 500 samples
Auto-off: after five minutes of non-use (can be disabled)
Power Supply: 12 VDC adapter (included)
Environment: 0 to 50°C (32 to 122°F); RH max 95%
Dimensions: 235 x 218 x 108 mm (9.2 x 8.5 x 4.2”)
Weight: 1.3 kg (2.9 lbs.)
