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Back Panel Connections
9
ALARM I/O: (Refer pin assignment in Appendix-C, Page 44)
ALM-INPUT : Normally Open (N.O) or Normally Close (N.C) type alarm sensor input.
The Alarm Input can be selected as N.O or N.C input in the setup
menu. When an alarm occurs, alarm recording will automatically start.
ALM-OUTPUT : Two-way contact relay alarm output. In normal condition, this N.C. contact
shorted to ALM-COM. In alarm status, it is open between ALM-NC and
ALM-COM, N.O. is shorted to ALM-COM.
RS232 connector : D-Sub 9 pins connector to RS232 ports for remote control.
10
RS485 connector : 2 x RJ-45 connectors for RS-485 remote control, high impedance
Supported are keyboards KS-KBK, KS-KBJ (Optional).
Maximum units in RS-485 network are 32.
11
12
LAN Connector : RJ-45 LAN connector for internal 10MBit LAN interface.
13
FAN: Cooling fan, do not cover.
4