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Hach HQ40d pH/Conductivity/LDO Dual-Input Meter and Probes
The HQ40d Dual-Input Digital Multi-Parameter Meter offers true Plug and Play operation with IntelliCAL pH, conductivity, and dissolved oxygen (LDO) probes. Plug in any two IntelliCAL probes and get simultaneous measurement, simultaneous readout! "Smart" meters store probe serial numbers, calibration history, user ID, time, date and location of readings.
All data (up to 500 data points) can be accessed using a simple menu-driven interface with intuitive icons. Transfer GLP/ISO data effortlessly to a PC or USB flash stick.
Hach HQ30d pH/Conductivity/LDO Meter and Probes
The HQ30d Digital Multi-Parameter Meter offers true Plug and Play operation with IntelliCAL pH, conductivity, and dissolved oxygen (LDO) probes. Plug in any one IntelliCAL probe and get rapid measurement! "Smart" meters store probe serial numbers, calibration history, user ID, time, date and location of readings.
All data (up to 500 data points) can be accessed using a simple menu-driven interface with intuitive icons.
 Hach HQ11d Digital pH Meter and Probes
The HQ11d Digital pH Meter features one probe port for use with any of Hach's IntelliCAL pH probes. "Smart" meters store probe serial numbers, calibration history, user ID, time, date and location of readings.
All data (up to 500 data points) can be accessed using a simple menu-driven interface with intuitive icons.
HQ14d Digital Conductivity Meter and Probes
The HQ14d Digital Conductivity Meter features one probe port for use with any of Hach's IntelliCAL conductivity probes. "Smart" meters store probe serial numbers, calibration history, user ID, time, date and location of readings.
All data (up to 500 data points) can be accessed using a simple menu-driven interface with intuitive icons.
HQd Series Brochure
*The USEPA has recommended Hach's LDO Method for use in measuring dissolved oxygen in water and wastewater, and for use in measurement of dissolved oxygen in determinations of BOD in wastewater.
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