Carrier UC Open XP Installation And Startup Manual page 26

UC Open XP IO Installation
Set each input's Universal Input Mode Select jumper to indicate the type of input.
4
WARNING Do not apply 24 Vac to these universal inputs.
Connect binary output wiring to the BO screw terminals on the UC Open XP IO and to the controlled
5
device.
Wire Ground for each binary output to its even-numbered terminal.
6
Turn on the UC Open XP IO's power.
7
22 UC Open XP/UC Open XP IO