HANNA HI98168 专业GroLine便携式土壤pH计 (-2,0 ~ 20,0 pH)

pH: Range:  -2.0 to 20.0 pH / -2.00 to 20.00 pH / -2.000 to 20.000 pH

Resolution:  0.1 pH / 0.01 pH / 0.001 pH

Accuracy:  ±0.1 pH / ±0.01 pH / ±0.002 pH

Temperature: 

Range:  -20.0 to 120.0 °C (-4.0 to 248.0 °F)

Resolution : 0.1 °C (0.1 °F)

Accuracy:  ±0.4 °C (±0.8 °F) (excluding probe error)

mV: 

Range : ±2000.0 mV

Accuracy:  0.1 mV

Resolution:  ±0.2 mV

pH Calibration:  Up to five point calibration, seven standard buffers available (pH 1.68, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45), and five custom buffers

Slope Calibration:  From 80 to 110%

Temperature Compensation:  Automatic

pH Electrode:  HI12923 pH & temperature

LOG:  On demand, 200 samples (100 pH and 100 mV)

Input Impedance:  10¹² Ω

Battery Type/Life : 1.5V AA batteries (4 pcs.) / approx. 200 hours of continuous use without backlight (50 hours with backlight)

Auto Power Off:  User selectable: 5, 10, 30, 60 minutes or disabled

PC Interface:  opto-isolated USB

Dimensions:  185 x 93 x 35.2 mm (7.3 x 3.6 x 1.4”)

Weight:  400 g (14.2 oz)

Environment:  0 to 50 °C (32 to 122 °F) max. RH 100% IP67

MANUAL