640-647 Series Modular Signal Tower Technical Specification and Configuration Guide

This document is a technical specification and configuration guide for a modular signal tower system, covering LED, Xenon flash, and audible alarm elements (buzzers/sirens) with various voltage ratings (12-230V AC/DC) and mounting options. It includes detailed wiring diagrams, pin assignments for tone selection, dimensional drawings, safety warnings in multiple languages, and part numbers for components like terminal elements, bases, and accessories.