DCH-M2402 supports max 48 DI input (toggle/knob/rotate switch, button etc,.)+8 AI input(joystick or potentionmeter).  

Its key parameters are belows:
Dimensions: 230×140×100mm
Weight： 1000g-1600g (depending on configuration)
Antenna： inside or outside
Start：press start button for 2 seconds
Emergency：conforms to EN13849-1 standard.
Housing：PA66 +30%GF plastics    
Protection Class：IP65
Panel components: max 24 DI input (toggle/knob/rota