The Honeywell 85000 Series Quartz Hour Meter is a technically advanced solution for accurately measuring operating time. Built with a custom CMOS integrated circuit and a quartz crystal oscillator, this meter offers exceptional accuracy and stability across a wide range of temperatures and voltages. Its robust construction, including a shockproof, totally-sealed case made of engineered plastic, makes it suitable for demanding industrial environments. The meter's features include a running indicator, custom logos, and various terminal options to meet specific application requirements. It is UL Recognized and CSA Certified, ensuring compliance with industry standards.