Model LD Large Display Technical Bulletin and Installation Manual

This document is a technical bulletin and installation manual for the Red Lion Controls Model LD Large Display, a versatile industrial counter and rate indicator available in 4 or 6 digit versions with 2.25" or 4" high red LED digits. It covers specifications, wiring, DIP switch settings, certifications, and safety information for both basic and programmable models, including those with dual relay outputs and serial communications.