34 of 112
Connecting the Reader
Input 1
Input 2
Input 3
Input 4
Input 1
Input 2
Input 3
Input 4
INP_CMN
+UB_extern
GND_extern
RRU/ARU xxxx
Fig. 10: DC-isolated inputs
Input 1
Input 2
Input 3
Input 4
Input 1
Input 2
Input 3
Input 4
INP_CMN
+UB
GND
RRU/ARU xxxx
Fig. 11: Inputs, not DC-isolated