Georg Fischer | Panel Mount Display | 3-9900-1P

The Georg Fischer Signet 9900 Panel Mount Display (3-9900-1P) is a high-performance
multi-parameter transmitter and display unit designed for industrial process monitoring and
automation applications. Engineered by Georg Fischer Signet, this panel-mounted transmitter
provides a single-channel interface capable of measuring and displaying multiple process
parameters including flow, pH/ORP, conductivity, resistivity, salinity, pressure, temperature, level,
dissolved oxygen, and other 4–20 mA sensor signals.
The extra-large 3.90” × 3.90” auto-sensing backlit LCD display offers excellent visibility with
easy-to-read measurements even from long distances. Its intuitive user interface, customizable
labels, digital bar graph display, and modular expandability make it ideal for industrial control
panels and automation systems requiring reliable process visualization and control.
Designed for panel mount installation, the 3-9900-1P supports optional communication and
relay modules, enabling seamless integration with PLC, SCADA, and industrial automation
systems. The rugged industrial design ensures dependable performance in demanding process
environments.