916 Ti‑Touch - Short Instructions

Importance of the Topic

The ability to perform accurate volumetric titrations in a compact, stand-alone instrument is critical for laboratories seeking high throughput, reproducibility, and data integrity. Modern titration systems must combine user-friendly interfaces, automated reagent handling, versatile measurement modes, and robust safety features to meet the needs of research, quality control, and industrial analytics.

Aims and Overview of the Article

This short manual summarizes essential information for the Metrohm 916 Ti-Touch titrator. It provides an introduction to the instrument’s design and functionality, outlines safety guidelines, details installation and connection procedures, and describes fundamental operation and maintenance tasks. The goal is to enable users to set up and use the 916 Ti-Touch quickly and safely.

Used Methodology and Instrumentation

The 916 Ti-Touch integrates a touch-sensitive color display, volumetric titration unit, and either a magnetic or propeller stirrer interface. It supports multiple titration modes (dynamic, monotonic, endpoint, STAT, manual) and measurement modes (pH, potential, amperometry, voltammetry, temperature, electrode calibration). Key connectors include:

• Power (24 V DC)
• MSB ports for 800 Dosino/805 Dosimat, additional stirrers or Remote Box
• USB port for printers, balances, keyboards, barcode readers, Sample Processors
• Sensor inputs for pH/ISE/metal, reference, polarizable and intelligent electrodes (iConnect), temperature probes
• Ethernet for network integration

Main Results and Discussion

Users can configure titrants, sensors, and methods in internal memory or export to USB. Installation covers unpacking, site selection, power connection, mounting electrode or stirrer holders, and peripheral cabling. The intuitive touch interface and fixed-function keys streamline method execution and manual control. Built-in safety features address electrical, chemical, and mechanical risks. Regular preventive maintenance and cleaning procedures ensure reliable long-term performance.

Benefits and Practical Applications

• Compact footprint ideal for crowded lab benches
• Modular connectivity for automation and expansions
• Wide range of titration and measuring techniques
• Network and USB interfaces for data management and printing
• Integrated safety instructions and conformity documentation

Future Trends and Possibilities for Use

Advances may include full-scale integration with laboratory information management systems (LIMS), enhanced IoT connectivity for remote monitoring, expanded use of intelligent electrodes with onboard calibration data, and deeper automation using robotic Sample Processors. Cloud-based data analytics and method sharing could further streamline workflows.

Conclusion

The 916 Ti-Touch offers a concise, user-oriented titration solution that balances functionality, safety, and connectivity. This short manual equips users with the essential knowledge to install, operate, and maintain the system, maximizing efficiency and data quality in diverse analytical environments.

Reference

• Metrohm AG, 916 Ti-Touch Manual – Short Instructions, Document No. 8.916.8004EN, 2022-04-30