Rugged and portable, this advanced two-probe electrochemistry meter is built for field use, providing precise pH, Conductivity, and Dissolved Oxygen measurements and seamless USB data transfer.
The HQ4200 Portable pH Meter and Multi-Parameter Water Quality Meter is expertly crafted to handle complex water analysis needs, making it a reliable solution for both laboratory and field environments.
Equipped with two probe inputs, the HQ4200 allows professionals to measure multiple parameters simultaneously, streamlining workflows and saving valuable time. Whether you're monitoring pH, conductivity, dissolved oxygen, ORP, salinity, TDS (Total Dissolved Solids), or using ion-selective electrodes (ISEs), the HQ4200 consistently delivers reliable and accurate results to support informed decisions. Its large, full-color display provides clear, detailed data, enhancing usability and boosting efficiency in analysis.
With its rugged, IP67-rated design, the HQ4200 is built to perform in even the most challenging conditions. Its intuitive interface includes on-screen, step-by-step guidance for operations, calibration, and troubleshooting, minimizing training requirements while ensuring precision at every step. Designed for versatility and ease of use, the HQ4200 simplifies complex workflows, making it an essential tool for professionals who demand accuracy and efficiency.
Looking for even more capability and efficiency in your water analysis? Upgrade to the HQ4300 (Part Number: LEV015.53.4300A) and benefit from three probe inputs, enabling simultaneous multi-parameter measurements for the most demanding workflows. With the same trusted accuracy, durability, and intuitive operation, the HQ4300 offers enhanced versatility for professionals who need to juggle multiple tests without compromise.
The HQ Series is a versatile family of water quality meters designed to meet a range of needs. Each model combines exceptional reliability with features tailored for specific applications. From the HQ4200's dual-probe input for flexible multiparameter testing, to the HQ4300's three-probe capability for simultaneous measurements, you can find the perfect solution to match your workflow and achieve accurate, dependable results, whether in the lab or the field.
Performing a successful calibration has never been so simple
Most measuring issues are due to incorrect calibration procedures. With our illustrated, step-by-step on-screen calibration and troubleshooting procedures, water quality professionals can succeed every time.
Deliver your daily activity in just a few clicks
Whether you are at your facility or working in the field, the Hach
®
HQ Series portable meter ensures your data will be safely transferred via USB.
Sensors designed for every application
We offer standard laboratory and rugged field IntelliCAL
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smart sensors available with the HQ Series to measure a wide variety of parameters including Total Dissolved Solids (TDS), Optical Dissolved Oxygen (DO), Biochemical Oxygen Demand (BOD), Temperature, Conductivity, and pH. IntelliCAL smart probes are automatically recognized by HQ meters, retain calibration history and method settings to minimize errors and setup time. They incorporate proven technology to deliver superior accuracy and response times – even when measuring challenging samples or challenging operating environments.
Peace of mind: Hach service and support will be there for you
Our Technical Support, Field Service, and Central Service Teams work together with over 80 years of electrochemistry expertise to help you maximize instrument uptime, ensure data integrity, maintain operational stability, and reduce compliance risk. Never feel alone when you need support.
