HACH LANGE LXV500.99.76102 SI792X P-PA, pH/ORP Transmitter is an advanced device designed for use in hazardous and explosive environments, with ATEX Zone 1 certification. This transmitter continuously measures pH and ORP (oxidation-reduction potential) values and provides reliable data transfer to process control systems. Its robust construction and explosion-protected design ensure long-lasting and safe operation even in demanding industrial conditions. It is ideal for precise measurement and monitoring in critical processes.