HACH HQ430D Multi-Parameter Meter - pH, Conductivity, Optical Dissolved Oxygen, ORP

Automatic Buffer Recognition: Yes

Backlight: Yes

Barometric Pressure Measurement: Automatic compensation of DO when using an LDO or LBOD probe

Calibration: Demal (1D/ 0.1D/ 0.01D); Molar (0.1M/ 0.01M/0.001M); NaCl (0.05%; 25µS/cm; 1000µS/cm; 18mS/cm); Standard sea water; User defined

Calibration Intervals/Alerts/Reminder: Off, selectable from 2 hours to 7 days

Communication: Integrated USB type A (for USB 2.0 flash memory device, printer, keyboard) and Integrated USB type B (for PC)

Compliance Certifications: CE.WEEE

Conductivity measurement: Yes

Conductivity Measurement Range: 0.01 µS/cm - 200.0 mS/cm

Conductivity resolution: 0.01 µS/cm - 0.1 mS/cm upon selected measuring range

Contents: Meter Only

Custom Calibration Standards: Yes

Data Export: Download via USB connection to PC or flash memory device. Automatically transfer entire data log or as readings are taken.

Data Memory: 500 records/FIFO

Data Storage: Automatic, GLP ISO compliant reading data stored with calibration details.

Dimensions: 859 x 175 x 235 mm (3.38 x 6.88 x 9.25 in.)

Display: Detailed mode/Large mode

Display Type: 440 x 160 pixel LCD with backlight illumination

DO Measurement Range: 0.1 - 20.0 mg/L (ppm) 1 - 200% saturation

DO Resolution 0.1

DO sensor calibration:

• 100% (water-saturated air (100%) calibration

• 100% with 0 (water-saturated air (100%) calibration with 0 point

• mg/L (calibration with a specified dissolved oxygen concentration (mg/L) solution)

• mg/L with 0 (calibration with a specified dissolved oxygen concentration (mg/L) solution with 0 point)

• Factory (calibration with the default LDO calibration)

Electrode stand: Optional

GLP Features: Date; Time; Sample ID; Operator ID

Instrument: Bench

IP Rating: IP54 (Resistant to spray of water; Dust-proof)

ISE Direct Measurement Range: Yes

ISE Electrode Calibration: 2 - 5 points

Languages: English, French, German, Italian, Spanish, Danish, Dutch, Polish, Portuguese, Turkish, Swedish, Czech, Russian

mV Measurement at Stable Reading: Yes

mV Measurement Range: -1500 - 1500

mV Resolution: 0.1 mV

Needed Cable Length: NA

Operating Error Messages: Clear text error messages displayed

Operating Humidity: 90% relative humidity (non-condensing)

Operating Interface: Soft Touch Keypad

Operating Temperature: 0 - 60 °C (32 - 140 °F)

ORP Electrode Calibration: Predefined ORP standards (including Zobell's solution)

Parameter: pH/Oxydo Reduction Potential (ORP)

Conductivity/Total Dissolved Solid (TDS)/Salinity/Resistivity

Dissolved Oxygen (DO)

Biochemical Oxygen Demand (BOD)

Ion Selective Electrode (ISE): Ammonia, Ammonium, Chloride, Fluoride, Nitrate, Sodium

PC Data Transfer Software: HQD Series Meter Data Transfer Utility

pH Buffer Sets Color-coded: 4.01, 7.00, 10.01 pH;

IUPAC: 1.679, 4.005, 7.000, 10.012, 12.45 pH

DIN: 1.09, 4.65, 9.23 pH

User-defined custom buffer sets

pH Electrode calibration 1 - 3 Calibration points

Calibration summary data logged and displayed

pH Measurement Range: 0 - 14 pH

pH Resolution: Selectable: 0.001/0.01/0.1 pH

Printer: Yes, Optional

Probes included: None

Resistivity Measurement: 2.5 Ω.cm - 49 MΩ.cm

Resistivity Resolution: 0.1

Salinity Measurement Range: 0 - 42 (ppt) (‰)

Salinity Resolution: 0.01 (ppt) (‰)

TDS Measurement Range: 0.00 mg/L - 50.0 g/L as NaCl

TDS Resolution: 0.01 mg/L - 0.1 g/L upon measuring range.

Temperature Compensation: Automatic Temperature compensation for pH

Temperature Measurement: °C or °F

Temperature Range: -10 °C - 110 °C

Temperature Resolution: 0.1