ViewMarq MD4-0412T and MD4-0424T 4-Line LED Message Display Manual

This document details the ViewMarq MD4-0412T-1 and MD4-0424T-1, which are 4-line, tri-color LED message displays with 9.5-inch maximum character size, supporting serial ASCII, Modbus RTU, and Modbus TCP communications for real-time factory floor data and PLC-triggered messages. Key features include low power consumption, wall-mount/chain-mount brackets, free configuration software, and the ability to store and trigger up to 200 messages.