IP Control Unit Installation Guide V1.1
12th February 2008
2. Getting Started
2.1 Physical Connections
Network / Power Connections
Item Description
9VDC Socket for the 2.1mm connector on the power supply
Network Cat 5 socket accepts standard network cable
Power LED Indication that the unit has got power supplied
Link LED Indicator to show that the interface is connected to a network
Activity LED Indicator blinks when data is being sent / received over the network
8450 / 8460 Connections
Item Description
Power 9VDC Can be used as either a loop through power supply if the 9VDC socket is used on
the front of the interface or alternatively can be used to supply the interface with
9V @ 500mA if an alternative power source to the one supplied is required.
CL A connection between this point and ground (▼) signifies a closed loop, once this
connection is broken from ground then an alarm will trigger if required.
Port 1 Bi-directional connection to the first RS232 controlled device. Connect the ‘TX’ to
the ‘RX’ of the device to control and the ‘RX’ to the ‘TX’ of the device to control
with the ground connections commoned together.
Loop This port is input only and any RS232 signals received will be transmitted back out
of Port 2. See section on interface operations.
Port 2 See Port 1 for connection to the second RS232 device.
Loop This port is input only and any RS232 signals received will be transmitted back out
of Port 3. See section on interface operations.
Port 3 See Port 1 for connection to the third RS232 device.
8455 / 8465 Connections
Item Description
CL A connection between these two pins signifies a closed loop, once this connection
is broken an alarm will trigger if required.
Port 1 Connect the D9 cable from this port to the device that you are going to control.
Loop This port is input only and any RS232 signals received will be transmitted back out
of the RS232 Port. See section on interface operations.
8701 Connections
Item Description
CL A connection between this point and ground (▼) signifies a closed loop, once this
connection is broken from ground then an alarm will trigger if required.
P3 Bi-directional connection to the first RS232 controlled device. Connect the ‘TX’ to
the ‘RX’ of the device to control and the ‘RX’ to the ‘TX’ of the device to control
with the ground connections commoned together.
P4 Bi-directional connection to the 2nd RS232 controlled device. Connect the ‘TX’ to
the ‘RX’ of the device to control and the ‘RX’ to the ‘TX’ of the device to control
with the ground connections commoned together
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