Figure 3-7. Below-Low-Level Analog Triggering Mode; Figure 3-8. Above-High-Level Analog Triggering Mode - National Instruments DAQ PCI E Series User Manual

Chapter 3 Hardware Overview
There are five analog triggering modes available, as shown in
Figures 3-7 through 3-11. You can set lowValue and highValue
independently in software.
In below-low-level analog triggering mode, the trigger is generated
when the signal value is less than lowValue. HighValue is unused.
lowValue
Trigger

Figure 3-7. 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.
highValue
Trigger

Figure 3-8. Above-High-Level Analog Triggering Mode

© National Instruments Corporation 3-15 PCI E Series User Manual