2.4.4 Smart Control Distribution Box
The Smart Control Distribution Box can be used for distributing electric power to the LED display, and has the
function for real-time monitoring of the temperature, humidity, smoke, and mains voltage of the external environment.
The control software has the scheduled start/stop function, allowing you to set any time for the LED display to be
remotely started or stopped.
Fig 2-28 Internal Structure of Distribution Box
SN Component Remark (s)
1 Main switch MCCB
2 Temperature sensor Used for temperature detection
3 PLC Used for smart control
4 Relays Used to control the ON/OFF of the AC contactor
5 Circuit breaker MCB,Connect to display live wire
6 Neutral wire socket Connect neutral wire
7 Power Port /
8 AC Contactor Used to control the ON/OFF of the current
9 Earth wire socket Connect earth wire
PLC connection of the smart control distribution box: