48
FIG 63. Connection of an external reader with a separate power supply
6.4.3. Connection of an ACS Controller
An ACS controller connects to the B3D controller via Wiegand Interface. The cable used must contain
several shielded twisted pairs 24 AWG. Conductors for Data0 and Data1 lines must be not twisted. The
grounding of the power sources for the B3D and ACS controllers must be united (FIG 64).
FIG 64. Connection of an ACS Controller