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Hach HQ30d Single-Input
Multi-Parameter Meter

The HQ30d Single-Input Multi-Parameter Digital Meter allows you to lighten your load with a signle meter to measure either pH, Conductivity, or LDO interchangeably. Its quick and easy swapping of parameter/ probe without re-calibration allows for maximum ease of use.

The HQ30d uses password-protected data for accurate, tamper prof reporting. The 500-point even tlog stores measurements, calibrations and check standards.