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8_ product introduction
product introduction
10
Input #3
Input Port: The fl ashing LED indicator denotes that a signal is sensed by the port.
11
Input #2
Input Port: The fl ashing LED indicator denotes that a signal is sensed by the port.
(connected to the Door Contact Sensor.) All other sensors are not allowed.
12
Input #1
Input Port: The fl ashing LED indicator denotes that a signal is sensed by the port.
(connected to the Exit button.) All other input sources are not allowed.
13
MCU Module
Connection Port
MCU module connection port. Do not disassemble it at will.
14
TCP/IP Module
Connection Port
SSA-P102T comes with the TCP/IP module.
15
Reader #2
Reader port.
16
Reader #1
Reader port.
17
BUZZER
It will sound beeps on system initialization to the confi gured output depending on the
buzzer control settings.
18
LCD Connection Port
Optional item.
19
Keypad Connection Port
Optional item.
20
Power Connection Port
SSA-P102 uses DC +12V for its power source.
21
TTL Output #1
TTL output port.
22
TTL Output #2
TTL output port.
23
Relay Output #1
Relay output port.
24
Relay Output #2
Relay output port.
25
RS-232
RS-232 communication port. Used to exclusively connect to a PC in a local area.
26
RS-422
RS-422 communication port. Used to connect to a PC in a remote area. You can
establish up to 32 multi-drop communications.
27
Power LED
Displays the status of the power supply.
28
RX LED
Displays the signal reception status while in communications.
29
TX LED
Displays the signal transmission status while in communications.
30
MCU Module
MCU module.