HANNA HI98494 便携式蓝牙 pH/EC/OPDO测试仪 (0.00 – 14.00 pH/ ±600.0 mV; Cable 4m)

METER SPECIFICATIONS

pH / mV

Range : 0.00 to 14.00 pH;  ± 600.0 mV

Resolution : 0.01 pH; 0.1 mV

Accuracy: ± 0.02 pH; ± 0.5 mV

Calibration:  One point, using HI9828-25 Quick calibration solution; Up to three points using five standard buffers; (pH 4.01, 6.86, 7.01, 9.18, 10.01) and one custom buffer

ORP

Range: ± 2000.0 mV

Resolution: 0.1 mV

Accuracy: ± 1.0 mV

Calibration : One point (relative mV)

Conductivity

Range: 0 to 200 mS/cm; 0 to 400 mS/cm (absolute)

Resolution: Manual: 1 µS/cm; 0.001 mS/cm; 0.01 mS/cm; 0.1 mS/cm; 1 mS/cm

Automatic: 1 µS/cm from 0 to 9999 µS/cm; 0.01 mS/cm from 10.00 to 99.99 mS/cm; 0.1 mS/cm from 100.0 to 400.0 mS/cm; 

Automatic (mS/cm) 0.001 mS/cm from 0.000 to 9.999 mS/cm; 0.01 mS/cm from 10.00 to 99.99 mS/cm; 0.1 mS/cm from 100.0 to 400.0 mS/cm

Accuracy: ±1 % of reading or ±1 µS/cm, whichever is greater

Calibration: One point, using HI9828-25 Quick calibration solution; One point, using six standard solutions (84 µS/cm, 1413 µS/cm,; 5.00 mS/cm, 12.88 mS/cm, 80.0 mS/cm, 111.8 mS/cm) or custom point

Total Dissolved Solids (TDS)

Range: 0 to 400000 ppm (mg/L) (the maximum value depends on the TDS factor)

Resolution:  Manual:  1 ppm (mg/L); 0.001 ppt (g/L); 0.01 ppt (g/L); 0.1 ppt (g/L); 1 ppt (g/L)

Automatic 1 ppm (mg/L) from 0 to 9999 ppm (mg/L); 0.01 ppt (g/L) from 10.00 to 99.99 ppt (g/L); 0.1 ppt (g/L) from 100.0 to 400.0 ppt (g/L)

Automatic: ppt (g/L) 0.001 ppt (g/L) from 0.000 to 9.999 ppt (g/L); 0.01 ppt (g/L) from 10.00 to 99.99 ppt (g/L); 0.1 ppt (g/L) from 100.0 to 400.0 ppt (g/L)

Accuracy : ±1 % of reading or ±1 ppm (mg/L), whichever is greater

Calibration:  Based on conductivity calibration

Atmospheric Pressure

Range: 450.0 to 850.0 mmHg; 17.72 to 33.46 inHg; 600.0 to 1133.2 mbar; 8.702 to 16.436 psi; 0.5921 to 1.1184 atm; 60.00 to 113.32 kPa

Resolution: 0.1 mmHg; 0.01 in Hg; 0.1 mbar 0.001 psi; 0.0001 atm; 0.01 kPa

Accuracy ±3.0 mmHg within ±15°C from calibration temperature

Calibration:  One point using a custom value

Dissolved Oxygen (DO)

Range:  0.00 to 50.00 mg/L; 0.0 to 500.0 % saturation

Resolution: 0.01 mg/L; 0.1 % saturation

Accuracy: ±1.5 % of reading ± 0.01 mg/L from 0.00 to 20.00 mg/L; ±5 % of reading from 20.00 to 50.00 mg/L; ±1.5 % of reading ±0.1 % from 0.0 to 200.0 % saturation; ±5 % of reading from 200.0 to 500.0 % saturation

Calibration: One point, quick calibration in water-saturated air; One or two points, at 100 % and 0 %; One point, using a custom solution (% saturation or mg/L )

Salinity

Range: 0.00 to 70.00 PSU

Resolution: 0.01 PSU

Accuracy: ±2% of reading or ±0.01 PSU, whichever is greater

Calibration: One point, using a custom solution

Seawater Sigma

Range: 0.0 to 50.0 σt, σ0, σ15

Resolution: 0.1 σt, σ0, σ15

Accuracy: ±1.0 σt, σ0, σ15

Calibration: Based on conductivity or salinity calibration

Temperature

Range: -5.00 to 50.00 °C; 23.00 to 122.00 °F; 268.15 to 323.15 K

Resolution: 0.01 °C; 0.01 °F; 0.01 K

Accuracy: ±0.15 °C; ±0.27 °F; ±0.15 K

Calibration: One point using a custom value

Temperature: Compensation Automatic from -5 to 50 °C (23 to 122 °F)

Logging: Memory 50000 records, interval logging; 20000 records, log-on-demand of all parameters

Logging: Interval 1 second to 3 hours

USB-C (Host) Functions: Mass-storage host

USB-C (Device) Functions: Mass-storage device

Protection Rating: IP67

Environment:0 to 50 °C (32 to 122 °F); RH 100 %

Battery Typ:e 4 x 1.5 V AA alkaline batteries and 1x internal Li-ion rechargeable battery

Battery Life: Minimum 200 hours (AA batteries, without backlighting and Bluetooth®); Minimum 50 hours (Li-ion battery, without backlighting and Bluetooth®)

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

Weight: (with batteries) 435 g (13.3 oz)