The setpoint is changed by first accessing the Main Menu Setup. Tap the display in a space where no icons or text are present to activate the Main Menu Setup. The Main Menu Setup should be navigated as follows:
Main Menu Setup >> Select System Setup >> Select Analog Inputs >> Select Analog Input 1 >> Select Next repeatedly until Enter No-ISO setpoint (Be sure to polarize the value entered properly for negative setpoints) >> Select Next and Finish