Providing 1% measuring accuracy with maintenance-free operation, 2-beam OPTISONIC 8300 is suited for power plant boiler and plant efficiency monitoring, energy balancing, and inter-company steam billing. Unit features full bore flow sensor without moving parts or obstructions, and no cables or sensitive parts exposed. Available in nominal sizes ranging from DN 100...1,000/4...40 in., meter is rated for pressures up to 3,625 psi and temperatures up to 1,004°F.