Carrier UC Open XP, Installation And Startup Manual, Page: 23 / 44

UC Open XP/UC Open XP IO 19
• Beside the UC Open XP, by screwing the UC Open XP IO into an enclosed panel using the mounting slots
on the cover plate. Leave about 2 in. (5 cm) on each side of the expander for wiring. Mounting hole
dimensions 1.5" from the left (width) by 10.2" (height). Connect Gnd to Gnd, Xnet- to Xnet-, Xnet+ to
Xnet+. You can mount the UC Open XP IO up to 100 ft away from the UC Open XP.
To wire for power
CAUTIONS
•
The UC Open XP expander is powered by a Class 2 power source. Take appropriate isolation measures
when mounting it in a control panel where non-Class 2 circuits are present.
•
For the UC Open XP to recognize an attached expander, you must turn on the expander before you turn
on the UC Open XP.
1
Turn off the UC Open XP IO's power jumper.
2
Connect the input wiring to the screw terminals on the UC Open XP IO.
3
Ground shielded wire to the UC Open XP IO's ground terminal.
4
Set the configuration jumpers for inputs 9 through 16 for thermistor/dry contact or 0-5 Vdc.
5
Turn on the UC Open XP IO's power jumper.
6
Verify that the Power LED is on and the Run LED is blinking.
To set UC Open XP IO's address
You must give the UC Open XP IO an address that is unique on the network. You can address the UC Open XP
IO before or after you wire it for power.
1
If wired for power, turn off the UC Open XP IO's power and the attached UC Open XP's power.