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Table 4-1 Single-Door Access Controller Terminal Descripon
No. Four-Door Access Controller
A1~A28 Wiegand Reader 1~4 OK Indicator of Card
Reader Control Output
(Valid Card Output)
ERR Indicator of Card
Reader Control Output
(Invalid Card Output)
BEEP Card Reader Buzzer
Control Output
W1 Wiegand Card Reader
Data Input Data1
W0 Wiegand Card Reader
Data Input Data0
12 V Wiegand Card Reader
Data Input Data0
G Grounding
B1 Power Supply G Grounding
B2 DC_IN Power In
B3 RS-485 Interface G Grounding
B4 485- Card Reader 485-
B5 485+ Card Reader 485+
B6~B13 Alarm Output COM4 Alarm Relay 4Output
(Dry Contact)
NO/NC4
COM3 Alarm Relay 3 Output
(Dry Contact)
NO/NC3
COM2 Alarm Relay 2 Output
(Dry Contact)
NO/NC2
COM1 Alarm Relay 1 Output
(Dry Contact)
NO/NC1
C1 Event In C4 Event In 4
C2 G Grounding
DS-K281X Series Access Controller User Manual
9
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