Shenzhen ITLONG Intelligent Technology CO. LTD HLD-DT-A Manuel D’Utilisation
10
3+
Floor selection output：multi circuit connect to the
second floor button (positive pole)
3-
Floor selection output：multi circuit connect to the
second floor button (Negative pole)
4+
Direct output：multi circuit connect to the second
floor button (Positive Pole)
4-
Direct output：multi circuit connect to the second
floor button (Negative Pole)
J2-J8
……
Similar to J1，J2-J8 orderly are the floor button
control output for the floors from 3-16, J2 is
corresponding to lower floor，J8 is corresponding to
higher floor
J9
24V
Power input（Positive pole）：DC 12-24V
GND
Power input（Negative pole）
J10
24V
Floor expansion power （Positive pole）
GND
Floor expansion power （Negative pole）
485B
Connect to floor expansion RS485 communication B
negative pole interface
485A
Connect to floor expansion RS485 communication A
positive pole interface
XF
Floor expansion firefighting signal
J11
485A3
Connect to the card reader RS485 communication A
positive pole interface
485B3
Connect to the card reader RS485 communication B
Negative pole interface
GND
Card Reader Power ( Negative pole)
24V
Card reader power (Positive Pole)
J12
485A1
Connect to the computer RS485 communication A
positive pole interface.