Ref: MFN300-C NovaStar

Nova M3 MFN300 is a multifunction card with a variety of auxiliary functions

1) RS232 serial or Gigabit Ethernet port communication; 
2) Ethernet port connection between two receiving cards or at the end; 
3) Timer function which is able to replace timer and delayer; 
4) Temperature detection of power distribution box; 
5) Humidity detection of power distribution box; 
6) Audio output; 
7) 4-way light sensor connection to achieve automatic brightness adjustment; 
8) Temperature module connection;
9) 8-way power switch control.