3.2 Using introduction of CCB
Command board CCB is matched with car top board CTB in NICE 3000 integrated controller.
Each command board comprises 24 input interfaces and 22 output interfaces, including 16 oor
buttons and 8 functional signals. Its function is to collect button instruction and output showing
light source. In order to meet 32 oors’ need, we adopt concatenation. And then through th
e
parallel, it can meet the needs of two commands inputting light output operation panels in the car.
3.2.1 Appearance and size
Fig 3-3 Installation size of CCB