This document provides specifications for various distribution boxes including dimensions, mounting sizes, and number of ways. A distribution box, sometimes referred to as a panel board, distribution board, or breaker panel, is an. Wiring diagram shows both PNP and NPN wiring. Actual units use PNP status indicator, NPN status indicator, or neither. Dimensions are shown in mm (in. This PLC program. The system sorts boxes based on their weight into three different conveyors — left, middle, and right — simulating an intelligent industrial automation setup. Each box is. The Ex9XG series plastic distribution box is suitable for construction sites, outdoor charging stations parking lots, shops, gardens, bathrooms and other places, electricity meters and other electric products provide waterproof, moisture-proof, dustproof, smoke proof and other functions.