Cod. 970077b V04_21
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Table 2. AC-MAX FINGERPRINT terminals
Terminal
Description
12V cc
Positive power supply contact, 12Vdc
GND
Negative power supply contact and reference potential for RS485
communication bus and input lines
TMP
Tamper switch, 24Vdc/50mA
TMP
Tamper switch, 24Vdc/50mA
IN1
not applicable in AC-MAX
IN2
It is used to restore the reader to factory parameters.
CLK
It is used to restore the reader to factory parameters.
DTA
not applicable in AC-MAX
A
RS485 communication bus (line A)
B
RS485 communication bus (line B)
1,2,3,4,5,6,7,8
Ethernet port terminal (color code in the circuit)
Fig. 3 Connection diagram of the FPAC-MAX FINGERPRINT as reader 1 in EXP2D / 4D.
KIT CU AC-MAX
B
E
L
L
D
C
D
R
V
D
R
+
V
D
R
-
L
C
K
FPAC-MAX
12Vdc/1A
KIT AC-MAX CU
B
E
L
L
1
D
C
1
D
R
1
V
D
R
1
+
V
D
R
1
-
L
C
K
1
T
M
L
1
+
T
M
L
1
-
A
1
B
1
EXPANSOR
EXP2D/4D
