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pH Range: 0.0 to 14.0 pH
pH Resolution: 0.01 pH
pH Accuracy: ±0.1 pH
pH Calibration: manual, 1-point through offset trimmer
EC Range: 0.00 to 4.00 mS/cm
EC Resolution: 0.01 mS/cm
EC Accuracy: ±2% F.S.
EC Calibration: manual, 1-point through slope trimmer
TDS Range: 0 to 1999 ppm (mg/L)
TDS Resolution: 1 ppm (mg/L)
TDS Accuracy: ±2% F.S.
TDS Calibration: manual, 1-point through slope trimmer
EC/TDS Temperature Compensation: automatic from 0 to 50°C (32 to 122°F)
Temperature Correction Coefficient: β=2%/°C typical
EC to TDS Conversion Factor: variable based on reading from 0.56 to 0.72 according to the TDS 442 curve for natural water
Temperature Range: 0.0 to 60.0°C / 32.0 to 140.0°F
Temperature Resolution: 0.1°C
Temperature Accuracy: ±0.5°C /±1°F
Multi-parameter Probe: HI 1285-6 combination, amplified pH/EC/TDS/temperature probe with Cal-Check feature, built-in temperature sensor, 8-pin DIN connector and 1 m (3.3') cable
Battery Type/Life: 9V / approximately 150 hours of continuous use
Environment: 0 to 50°C (32 to 122°F); RH max 100%
Dimensions: 145 x 80 x 36 mm (5.7 x 3.1 x 1.4”)
Weight: 230 g (8.1 oz)
