National Instruments AT E Series - Manual (Page 42)

Chapter 3 Hardware Overview
AT E Series User Manual 3-16 ni.com
Figure 3-9. Below-Low-Level Analog Triggering Mode
In above-high-level analog triggering mode, the trigger is generated when
the signal value is greater than highValue. LowValue is unused.
Figure 3-10. Above-High-Level Analog Triggering Mode
In inside-region analog triggering mode, the trigger is generated when the
signal value is between the lowValue and the highValue.
Figure 3-11. Inside-Region Analog Triggering Mode
lowValue
Trigger
highValue
Trigger
highValue
Trigger
lowValue